\documentclass[10pt,a4paper]{article}

% Packages
\usepackage{fancyhdr}           % For header and footer
\usepackage{multicol}           % Allows multicols in tables
\usepackage{tabularx}           % Intelligent column widths
\usepackage{tabulary}           % Used in header and footer
\usepackage{hhline}             % Border under tables
\usepackage{graphicx}           % For images
\usepackage{xcolor}             % For hex colours
%\usepackage[utf8x]{inputenc}    % For unicode character support
\usepackage[T1]{fontenc}        % Without this we get weird character replacements
\usepackage{colortbl}           % For coloured tables
\usepackage{setspace}           % For line height
\usepackage{lastpage}           % Needed for total page number
\usepackage{seqsplit}           % Splits long words.
%\usepackage{opensans}          % Can't make this work so far. Shame. Would be lovely.
\usepackage[normalem]{ulem}     % For underlining links
% Most of the following are not required for the majority
% of cheat sheets but are needed for some symbol support.
\usepackage{amsmath}            % Symbols
\usepackage{MnSymbol}           % Symbols
\usepackage{wasysym}            % Symbols
%\usepackage[english,german,french,spanish,italian]{babel}              % Languages

% Document Info
\author{jjovann}
\pdfinfo{
  /Title (chapter-9-1.pdf)
  /Creator (Cheatography)
  /Author (jjovann)
  /Subject (Chapter 9.1 Cheat Sheet)
}

% Lengths and widths
\addtolength{\textwidth}{6cm}
\addtolength{\textheight}{-1cm}
\addtolength{\hoffset}{-3cm}
\addtolength{\voffset}{-2cm}
\setlength{\tabcolsep}{0.2cm} % Space between columns
\setlength{\headsep}{-12pt} % Reduce space between header and content
\setlength{\headheight}{85pt} % If less, LaTeX automatically increases it
\renewcommand{\footrulewidth}{0pt} % Remove footer line
\renewcommand{\headrulewidth}{0pt} % Remove header line
\renewcommand{\seqinsert}{\ifmmode\allowbreak\else\-\fi} % Hyphens in seqsplit
% This two commands together give roughly
% the right line height in the tables
\renewcommand{\arraystretch}{1.3}
\onehalfspacing

% Commands
\newcommand{\SetRowColor}[1]{\noalign{\gdef\RowColorName{#1}}\rowcolor{\RowColorName}} % Shortcut for row colour
\newcommand{\mymulticolumn}[3]{\multicolumn{#1}{>{\columncolor{\RowColorName}}#2}{#3}} % For coloured multi-cols
\newcolumntype{x}[1]{>{\raggedright}p{#1}} % New column types for ragged-right paragraph columns
\newcommand{\tn}{\tabularnewline} % Required as custom column type in use

% Font and Colours
\definecolor{HeadBackground}{HTML}{333333}
\definecolor{FootBackground}{HTML}{666666}
\definecolor{TextColor}{HTML}{333333}
\definecolor{DarkBackground}{HTML}{000000}
\definecolor{LightBackground}{HTML}{F7F7F7}
\renewcommand{\familydefault}{\sfdefault}
\color{TextColor}

% Header and Footer
\pagestyle{fancy}
\fancyhead{} % Set header to blank
\fancyfoot{} % Set footer to blank
\fancyhead[L]{
\noindent
\begin{multicols}{3}
\begin{tabulary}{5.8cm}{C}
    \SetRowColor{DarkBackground}
    \vspace{-7pt}
    {\parbox{\dimexpr\textwidth-2\fboxsep\relax}{\noindent
        \hspace*{-6pt}\includegraphics[width=5.8cm]{/web/www.cheatography.com/public/images/cheatography_logo.pdf}}
    }
\end{tabulary}
\columnbreak
\begin{tabulary}{11cm}{L}
    \vspace{-2pt}\large{\bf{\textcolor{DarkBackground}{\textrm{Chapter 9.1 Cheat Sheet}}}} \\
    \normalsize{by \textcolor{DarkBackground}{jjovann} via \textcolor{DarkBackground}{\uline{cheatography.com/67730/cs/17528/}}}
\end{tabulary}
\end{multicols}}

\fancyfoot[L]{ \footnotesize
\noindent
\begin{multicols}{3}
\begin{tabulary}{5.8cm}{LL}
  \SetRowColor{FootBackground}
  \mymulticolumn{2}{p{5.377cm}}{\bf\textcolor{white}{Cheatographer}}  \\
  \vspace{-2pt}jjovann \\
  \uline{cheatography.com/jjovann} \\
  \end{tabulary}
\vfill
\columnbreak
\begin{tabulary}{5.8cm}{L}
  \SetRowColor{FootBackground}
  \mymulticolumn{1}{p{5.377cm}}{\bf\textcolor{white}{Cheat Sheet}}  \\
   \vspace{-2pt}Published 20th October, 2018.\\
   Updated 20th October, 2018.\\
   Page {\thepage} of \pageref{LastPage}.
\end{tabulary}
\vfill
\columnbreak
\begin{tabulary}{5.8cm}{L}
  \SetRowColor{FootBackground}
  \mymulticolumn{1}{p{5.377cm}}{\bf\textcolor{white}{Sponsor}}  \\
  \SetRowColor{white}
  \vspace{-5pt}
  %\includegraphics[width=48px,height=48px]{dave.jpeg}
  Measure your website readability!\\
  www.readability-score.com
\end{tabulary}
\end{multicols}}




\begin{document}
\raggedright
\raggedcolumns

% Set font size to small. Switch to any value
% from this page to resize cheat sheet text:
% www.emerson.emory.edu/services/latex/latex_169.html
\footnotesize % Small font.

\begin{multicols*}{3}

\begin{tabularx}{5.377cm}{X}
\SetRowColor{DarkBackground}
\mymulticolumn{1}{x{5.377cm}}{\bf\textcolor{white}{Organization of Skeletal Muscle Cell}}  \tn
\SetRowColor{white}
\mymulticolumn{1}{x{5.377cm}}{•Beneath the connective tissue of the endomysium is the plasma membrane (sarcolemma) of an individual muscle cell \newline % Row Count 3 (+ 3)
•The cytoplasm (sarcoplasm) of a skeletal muscle fiber is chocked full of contractile proteins arranged in contractile bands called myofibrils \newline % Row Count 6 (+ 3)
–These are the sites that physically shorten in order to produce muscle tension% Row Count 8 (+ 2)
} \tn 
\hhline{>{\arrayrulecolor{DarkBackground}}-}
\end{tabularx}
\par\addvspace{1.3em}

\begin{tabularx}{5.377cm}{X}
\SetRowColor{DarkBackground}
\mymulticolumn{1}{x{5.377cm}}{\bf\textcolor{white}{Other Important Sarcomere Proteins}}  \tn
\SetRowColor{white}
\mymulticolumn{1}{x{5.377cm}}{•Elastic filaments \newline % Row Count 1 (+ 1)
–Composed of protein titin \newline % Row Count 2 (+ 1)
–Holds thick filaments in place; helps filaments recoil after stretch \newline % Row Count 4 (+ 2)
•Also resists excessive stretching \newline % Row Count 5 (+ 1)
•Dystrophin \newline % Row Count 6 (+ 1)
–Links thin filaments to proteins of sarcolemma \newline % Row Count 7 (+ 1)
•Nebulin, myomesin, C proteins bind filaments or sarcomeres together \newline % Row Count 9 (+ 2)
–Important in maintenance of alignment% Row Count 10 (+ 1)
} \tn 
\hhline{>{\arrayrulecolor{DarkBackground}}-}
\end{tabularx}
\par\addvspace{1.3em}

\begin{tabularx}{5.377cm}{X}
\SetRowColor{DarkBackground}
\mymulticolumn{1}{x{5.377cm}}{\bf\textcolor{white}{Other Important Sarcomere Proteins}}  \tn
\SetRowColor{white}
\mymulticolumn{1}{x{5.377cm}}{•Elastic filaments \newline % Row Count 1 (+ 1)
–Composed of protein titin \newline % Row Count 2 (+ 1)
–Holds thick filaments in place; helps filaments recoil after stretch \newline % Row Count 4 (+ 2)
•Also resists excessive stretching \newline % Row Count 5 (+ 1)
•Dystrophin \newline % Row Count 6 (+ 1)
–Links thin filaments to proteins of sarcolemma \newline % Row Count 7 (+ 1)
•Nebulin, myomesin, C proteins bind filaments or sarcomeres together \newline % Row Count 9 (+ 2)
–Important in maintenance of alignment% Row Count 10 (+ 1)
} \tn 
\hhline{>{\arrayrulecolor{DarkBackground}}-}
\end{tabularx}
\par\addvspace{1.3em}

\begin{tabularx}{5.377cm}{X}
\SetRowColor{DarkBackground}
\mymulticolumn{1}{x{5.377cm}}{\bf\textcolor{white}{Other Important Sarcomere Proteins}}  \tn
\SetRowColor{white}
\mymulticolumn{1}{x{5.377cm}}{•Elastic filaments \newline % Row Count 1 (+ 1)
–Composed of protein titin \newline % Row Count 2 (+ 1)
–Holds thick filaments in place; helps filaments recoil after stretch \newline % Row Count 4 (+ 2)
•Also resists excessive stretching \newline % Row Count 5 (+ 1)
•Dystrophin \newline % Row Count 6 (+ 1)
–Links thin filaments to proteins of sarcolemma \newline % Row Count 7 (+ 1)
•Nebulin, myomesin, C proteins bind filaments or sarcomeres together \newline % Row Count 9 (+ 2)
–Important in maintenance of alignment% Row Count 10 (+ 1)
} \tn 
\hhline{>{\arrayrulecolor{DarkBackground}}-}
\end{tabularx}
\par\addvspace{1.3em}

\begin{tabularx}{5.377cm}{X}
\SetRowColor{DarkBackground}
\mymulticolumn{1}{x{5.377cm}}{\bf\textcolor{white}{Other Important Sarcomere Proteins}}  \tn
\SetRowColor{white}
\mymulticolumn{1}{x{5.377cm}}{•Elastic filaments \newline % Row Count 1 (+ 1)
–Composed of protein titin \newline % Row Count 2 (+ 1)
–Holds thick filaments in place; helps filaments recoil after stretch \newline % Row Count 4 (+ 2)
•Also resists excessive stretching \newline % Row Count 5 (+ 1)
•Dystrophin \newline % Row Count 6 (+ 1)
–Links thin filaments to proteins of sarcolemma \newline % Row Count 7 (+ 1)
•Nebulin, myomesin, C proteins bind filaments or sarcomeres together \newline % Row Count 9 (+ 2)
–Important in maintenance of alignment% Row Count 10 (+ 1)
} \tn 
\hhline{>{\arrayrulecolor{DarkBackground}}-}
\end{tabularx}
\par\addvspace{1.3em}

\begin{tabularx}{5.377cm}{X}
\SetRowColor{DarkBackground}
\mymulticolumn{1}{x{5.377cm}}{\bf\textcolor{white}{Myofibril Banding Pattern}}  \tn
\SetRowColor{white}
\mymulticolumn{1}{x{5.377cm}}{•Orderly arrangement of actin and myosin myofilaments within sarcomere \newline % Row Count 2 (+ 2)
–Actin myofilaments = thin filaments \newline % Row Count 3 (+ 1)
•Extend across I band and partway in A band \newline % Row Count 4 (+ 1)
•Anchored to Z discs \newline % Row Count 5 (+ 1)
–Myosin myofilaments = thick filaments \newline % Row Count 6 (+ 1)
•Extend length of A band \newline % Row Count 7 (+ 1)
•Connected at M line% Row Count 8 (+ 1)
} \tn 
\hhline{>{\arrayrulecolor{DarkBackground}}-}
\end{tabularx}
\par\addvspace{1.3em}

\begin{tabularx}{5.377cm}{X}
\SetRowColor{DarkBackground}
\mymulticolumn{1}{x{5.377cm}}{\bf\textcolor{white}{Muscle Fiber Structures}}  \tn
\SetRowColor{white}
\mymulticolumn{1}{x{5.377cm}}{•Myofibril \newline % Row Count 1 (+ 1)
–Densely packed, rod-like elements  \newline % Row Count 2 (+ 1)
– \textasciitilde{}80\% of cell volume  \newline % Row Count 3 (+ 1)
–Contain sarcomeres  \newline % Row Count 4 (+ 1)
- contractile units  \newline % Row Count 5 (+ 1)
•Sarcomeres contain myofilaments (contractile proteins of muscle) \newline % Row Count 7 (+ 2)
–Exhibit striations  \newline % Row Count 8 (+ 1)
- perfectly aligned repeating series of dark A bands and light I bands \newline % Row Count 10 (+ 2)
•Transverse (T)-Tubules \newline % Row Count 11 (+ 1)
–Tunnels of sarcolemma that run from the surface of the muscle cell to the inner regions \newline % Row Count 13 (+ 2)
–Open to the outside of the fiber and are filled with interstitial fluid \newline % Row Count 15 (+ 2)
–Muscle AP's travel along sarcolemma and down into the T-tubules \newline % Row Count 17 (+ 2)
•Allows for quick spreading of AP throughout the muscle fiber and almost equal instantaneous excitation% Row Count 20 (+ 3)
} \tn 
\hhline{>{\arrayrulecolor{DarkBackground}}-}
\end{tabularx}
\par\addvspace{1.3em}

\begin{tabularx}{5.377cm}{X}
\SetRowColor{DarkBackground}
\mymulticolumn{1}{x{5.377cm}}{\bf\textcolor{white}{Functions of Muscular Tissue}}  \tn
\SetRowColor{white}
\mymulticolumn{1}{x{5.377cm}}{•Muscles makes up a large percentage of the body's weight \newline % Row Count 2 (+ 2)
–Nearly half \newline % Row Count 3 (+ 1)
•Their main functions are to: \newline % Row Count 4 (+ 1)
–Create motion  \newline % Row Count 5 (+ 1)
•muscles work with nerves, bones, and joints to produce body movements \newline % Row Count 7 (+ 2)
–Stabilize body positions and maintain posture \newline % Row Count 8 (+ 1)
•Sustained contractions of your neck muscles keep your head upright while you are paying attention in lecture!!! \newline % Row Count 11 (+ 3)
–Store substances within organs using sphincters  \newline % Row Count 13 (+ 2)
•Sphincters in your bladder keep you from micturating all over yourself \newline % Row Count 15 (+ 2)
–Move substances throughout the body by peristaltic contractions \newline % Row Count 17 (+ 2)
•Moving food down your esophagus or through the intestines. \newline % Row Count 19 (+ 2)
–Generate heat through thermogenesis \newline % Row Count 20 (+ 1)
•Shivering is involuntary contractions of skeletal muscle to increase the rate of heat production% Row Count 22 (+ 2)
} \tn 
\hhline{>{\arrayrulecolor{DarkBackground}}-}
\end{tabularx}
\par\addvspace{1.3em}

\begin{tabularx}{5.377cm}{X}
\SetRowColor{DarkBackground}
\mymulticolumn{1}{x{5.377cm}}{\bf\textcolor{white}{Organization of Skeletal Muscle Tissue}}  \tn
\SetRowColor{white}
\mymulticolumn{1}{x{5.377cm}}{•In groups of muscles, the epimysium continues to become thicker forming a fascia which covers many muscles \newline % Row Count 3 (+ 3)
–This graphic shows the fascia lata enveloping the entire group of quadriceps and hamstring muscles% Row Count 6 (+ 3)
} \tn 
\hhline{>{\arrayrulecolor{DarkBackground}}-}
\end{tabularx}
\par\addvspace{1.3em}

\begin{tabularx}{5.377cm}{X}
\SetRowColor{DarkBackground}
\mymulticolumn{1}{x{5.377cm}}{\bf\textcolor{white}{Organization of Skeletal Muscle Tissue}}  \tn
\SetRowColor{white}
\mymulticolumn{1}{x{5.377cm}}{•Each muscle served by one artery, one nerve, and one or more veins \newline % Row Count 2 (+ 2)
–Enter/exit near central part and branch through connective tissue sheaths \newline % Row Count 4 (+ 2)
–Every skeletal muscle fiber supplied by neuron ending that controls its activity \newline % Row Count 6 (+ 2)
–High metabolic rate when contracting \newline % Row Count 7 (+ 1)
•Uses large amounts of ATP \newline % Row Count 8 (+ 1)
•Huge nutrient and oxygen need \newline % Row Count 9 (+ 1)
•Generates large amount of waste% Row Count 10 (+ 1)
} \tn 
\hhline{>{\arrayrulecolor{DarkBackground}}-}
\end{tabularx}
\par\addvspace{1.3em}

\begin{tabularx}{5.377cm}{X}
\SetRowColor{DarkBackground}
\mymulticolumn{1}{x{5.377cm}}{\bf\textcolor{white}{Types of Muscle}}  \tn
\SetRowColor{white}
\mymulticolumn{1}{x{5.377cm}}{•Myo, mys, and sarco  \newline % Row Count 1 (+ 1)
- prefixes for muscle \newline % Row Count 2 (+ 1)
•Three main types of muscle in the human body \newline % Row Count 3 (+ 1)
–Skeletal \newline % Row Count 4 (+ 1)
–Cardiac \newline % Row Count 5 (+ 1)
–Smooth% Row Count 6 (+ 1)
} \tn 
\hhline{>{\arrayrulecolor{DarkBackground}}-}
\end{tabularx}
\par\addvspace{1.3em}

\begin{tabularx}{5.377cm}{X}
\SetRowColor{DarkBackground}
\mymulticolumn{1}{x{5.377cm}}{\bf\textcolor{white}{Organization of Skeletal Muscle Tissue}}  \tn
\SetRowColor{white}
\mymulticolumn{1}{x{5.377cm}}{•Many large muscle groups are encased in both a superficial and deep fascia% Row Count 2 (+ 2)
} \tn 
\hhline{>{\arrayrulecolor{DarkBackground}}-}
\end{tabularx}
\par\addvspace{1.3em}

\begin{tabularx}{5.377cm}{X}
\SetRowColor{DarkBackground}
\mymulticolumn{1}{x{5.377cm}}{\bf\textcolor{white}{Organization of Skeletal Muscle Tissue}}  \tn
\SetRowColor{white}
\mymulticolumn{1}{x{5.377cm}}{•The epimysium, perimysium, and endomysium  all are continuous with the connective tissues that form tendons, ligaments, and muscle fascia (connect muscles to other muscles to form groups of muscles) \newline % Row Count 5 (+ 5)
–Connective tissue sheaths of skeletal muscle \newline % Row Count 6 (+ 1)
•Support cells; reinforce whole muscle \newline % Row Count 7 (+ 1)
•External to internal \newline % Row Count 8 (+ 1)
–Epimysium: dense irregular connective tissue surrounding entire muscle; may blend with fascia  \newline % Row Count 10 (+ 2)
–Perimysium: fibrous connective tissue surrounding fascicles (groups of 10-100 muscle fibers) \newline % Row Count 12 (+ 2)
»Fascicles form the "grain" in meat \newline % Row Count 13 (+ 1)
–Endomysium: fine areolar connective tissue surrounding each individual muscle fiber% Row Count 15 (+ 2)
} \tn 
\hhline{>{\arrayrulecolor{DarkBackground}}-}
\end{tabularx}
\par\addvspace{1.3em}

\begin{tabularx}{5.377cm}{X}
\SetRowColor{DarkBackground}
\mymulticolumn{1}{x{5.377cm}}{\bf\textcolor{white}{Organization of Skeletal Muscle Cell}}  \tn
\SetRowColor{white}
\mymulticolumn{1}{x{5.377cm}}{•You will need to learn the names of the internal structures of the muscle fiber \newline % Row Count 2 (+ 2)
–Sarcolemma \newline % Row Count 3 (+ 1)
–Sarcoplasm \newline % Row Count 4 (+ 1)
–Myofibril \newline % Row Count 5 (+ 1)
–T-tubules \newline % Row Count 6 (+ 1)
–Triad  \newline % Row Count 7 (+ 1)
–Terminal cisterns \newline % Row Count 8 (+ 1)
–Sarcoplasmic reticulum \newline % Row Count 9 (+ 1)
–Sarcomere% Row Count 10 (+ 1)
} \tn 
\hhline{>{\arrayrulecolor{DarkBackground}}-}
\end{tabularx}
\par\addvspace{1.3em}

\begin{tabularx}{5.377cm}{X}
\SetRowColor{DarkBackground}
\mymulticolumn{1}{x{5.377cm}}{\bf\textcolor{white}{Muscle Fiber Structures}}  \tn
\SetRowColor{white}
\mymulticolumn{1}{x{5.377cm}}{•Sarcoplasmic Reticulum \newline % Row Count 1 (+ 1)
–Similar to the smooth edoplasmic reticulum of the typical cell \newline % Row Count 3 (+ 2)
–Stores and releases calcium ions, amongst many other functions \newline % Row Count 5 (+ 2)
•Terminal Cisternae \newline % Row Count 6 (+ 1)
–Dilated end sacks of the sarcoplasmic reticulum that butt against the T-tubules \newline % Row Count 8 (+ 2)
–Allow for quick release of Ca2+ from SR into sarcoplasm when stimulated \newline % Row Count 10 (+ 2)
•Triad \newline % Row Count 11 (+ 1)
–Formed from a T-tubule and two terminal cisterns% Row Count 13 (+ 2)
} \tn 
\hhline{>{\arrayrulecolor{DarkBackground}}-}
\end{tabularx}
\par\addvspace{1.3em}

\begin{tabularx}{5.377cm}{X}
\SetRowColor{DarkBackground}
\mymulticolumn{1}{x{5.377cm}}{\bf\textcolor{white}{Thin Filaments}}  \tn
\SetRowColor{white}
\mymulticolumn{1}{x{5.377cm}}{•Twisted double strand of fibrous protein F actin \newline % Row Count 2 (+ 2)
•F actin consists of G (globular) actin subunits  \newline % Row Count 4 (+ 2)
•G actin bears active sites for myosin head attachment during contraction \newline % Row Count 6 (+ 2)
•Tropomyosin and troponin  \newline % Row Count 7 (+ 1)
- regulatory proteins bound to actin% Row Count 8 (+ 1)
} \tn 
\hhline{>{\arrayrulecolor{DarkBackground}}-}
\end{tabularx}
\par\addvspace{1.3em}

\begin{tabularx}{5.377cm}{X}
\SetRowColor{DarkBackground}
\mymulticolumn{1}{x{5.377cm}}{\bf\textcolor{white}{Types of Muscle}}  \tn
\SetRowColor{white}
\mymulticolumn{1}{x{5.377cm}}{•Skeletal muscles  \newline % Row Count 1 (+ 1)
–Organs attached to bones and skin \newline % Row Count 2 (+ 1)
–Elongated cells called muscle fibers \newline % Row Count 3 (+ 1)
•Skeletal muscle fiber and skeletal muscle cell are the same thing \newline % Row Count 5 (+ 2)
•Some are quite long \newline % Row Count 6 (+ 1)
–The Sartorious muscle contains single fibers that are at least 30 cm long \newline % Row Count 8 (+ 2)
–Striated (striped) \newline % Row Count 9 (+ 1)
•Microscopic arrangement of contractile units give striated appearance \newline % Row Count 11 (+ 2)
–Multinucleate \newline % Row Count 12 (+ 1)
–Voluntary (i.e., conscious control) \newline % Row Count 13 (+ 1)
–Require nervous system stimulation for contraction% Row Count 15 (+ 2)
} \tn 
\hhline{>{\arrayrulecolor{DarkBackground}}-}
\end{tabularx}
\par\addvspace{1.3em}

\begin{tabularx}{5.377cm}{X}
\SetRowColor{DarkBackground}
\mymulticolumn{1}{x{5.377cm}}{\bf\textcolor{white}{Properties of Muscular Tissue}}  \tn
\SetRowColor{white}
\mymulticolumn{1}{x{5.377cm}}{•Like nervous tissue, muscles are excitable, or "irritable" \newline % Row Count 2 (+ 2)
–they have the ability to respond to a stimulus \newline % Row Count 3 (+ 1)
•Unlike nerves, however, muscles are also: \newline % Row Count 4 (+ 1)
–Contractible \newline % Row Count 5 (+ 1)
–Extensible \newline % Row Count 6 (+ 1)
–Elastic% Row Count 7 (+ 1)
} \tn 
\hhline{>{\arrayrulecolor{DarkBackground}}-}
\end{tabularx}
\par\addvspace{1.3em}

\begin{tabularx}{5.377cm}{X}
\SetRowColor{DarkBackground}
\mymulticolumn{1}{x{5.377cm}}{\bf\textcolor{white}{Organization of Skeletal Muscle Tissue}}  \tn
\SetRowColor{white}
\mymulticolumn{1}{x{5.377cm}}{•Skeletal muscles attach in at least two places \newline % Row Count 1 (+ 1)
–Insertion  \newline % Row Count 2 (+ 1)
– movable bone \newline % Row Count 3 (+ 1)
–Origin  \newline % Row Count 4 (+ 1)
– immovable (less movable) bone \newline % Row Count 5 (+ 1)
•Attachments can be direct or indirect \newline % Row Count 6 (+ 1)
–Direct \newline % Row Count 7 (+ 1)
—epimysium fused to periosteum of bone or perichondrium of cartilage \newline % Row Count 9 (+ 2)
–Indirect \newline % Row Count 10 (+ 1)
—connective tissue wrappings extend beyond muscle as rope like tendon or sheetlike aponeurosis% Row Count 12 (+ 2)
} \tn 
\hhline{>{\arrayrulecolor{DarkBackground}}-}
\end{tabularx}
\par\addvspace{1.3em}

\begin{tabularx}{5.377cm}{X}
\SetRowColor{DarkBackground}
\mymulticolumn{1}{x{5.377cm}}{\bf\textcolor{white}{Organization of Skeletal Muscle Tissue}}  \tn
\SetRowColor{white}
\mymulticolumn{1}{x{5.377cm}}{•An aponeurosis is essentially a thick, flat fascia that connects two muscle bellies.  \newline % Row Count 2 (+ 2)
–The epicranial aponeurosis connects the muscle bellies of the occipitalis and the frontalis to form "one" muscle: The occipitofrontalis% Row Count 5 (+ 3)
} \tn 
\hhline{>{\arrayrulecolor{DarkBackground}}-}
\end{tabularx}
\par\addvspace{1.3em}

\begin{tabularx}{5.377cm}{X}
\SetRowColor{DarkBackground}
\mymulticolumn{1}{x{5.377cm}}{\bf\textcolor{white}{Skeletal Muscle Fiber Structures}}  \tn
\SetRowColor{white}
\mymulticolumn{1}{x{5.377cm}}{•Sarcolemma \newline % Row Count 1 (+ 1)
–The plasma membrane of the muscle cell \newline % Row Count 2 (+ 1)
•Sarcoplasm \newline % Row Count 3 (+ 1)
–The cytoplasm of the muscle cell \newline % Row Count 4 (+ 1)
–Glycosomes for glycogen storage \newline % Row Count 5 (+ 1)
•Contain a lot of glycogen \newline % Row Count 6 (+ 1)
–Glucose polymer that can be hydrolyzed to provide glucose for ATP production when sarcoplasmic glucose levels fall during contraction \newline % Row Count 9 (+ 3)
–Myoglobin \newline % Row Count 10 (+ 1)
•Globular protein found only in muscle cells \newline % Row Count 11 (+ 1)
•Binds oxygen that diffuses into the muscle cell from the interstitial fluid (fluid directly outside the cell) \newline % Row Count 14 (+ 3)
–Similar to hemoglobin of red blood cells \newline % Row Count 15 (+ 1)
•Releases oxygen when mitochondria need it to make ATP \newline % Row Count 17 (+ 2)
•Function as quick oxygen reserve when sarcoplasmic O2 levels decline from high contractile rate leading to decrease in blood flow% Row Count 20 (+ 3)
} \tn 
\hhline{>{\arrayrulecolor{DarkBackground}}-}
\end{tabularx}
\par\addvspace{1.3em}

\begin{tabularx}{5.377cm}{X}
\SetRowColor{DarkBackground}
\mymulticolumn{1}{x{5.377cm}}{\bf\textcolor{white}{Muscle Fiber Structure}}  \tn
\SetRowColor{white}
\mymulticolumn{1}{x{5.377cm}}{•Increasing the level of magnification, the myofibrils are seen to be composed of sarcomeres \newline % Row Count 2 (+ 2)
–The smallest contractile unit (functional unit) of skeletal muscle fibers \newline % Row Count 4 (+ 2)
•Align along myofibril like boxcars of a train \newline % Row Count 5 (+ 1)
•Composed of thick and thin myofilaments made of contractile proteins \newline % Row Count 7 (+ 2)
•Contains A band with $\frac{1}{2}$ I band at each end•Z-discs form sarcomere boundary% Row Count 9 (+ 2)
} \tn 
\hhline{>{\arrayrulecolor{DarkBackground}}-}
\end{tabularx}
\par\addvspace{1.3em}

\begin{tabularx}{5.377cm}{X}
\SetRowColor{DarkBackground}
\mymulticolumn{1}{x{5.377cm}}{\bf\textcolor{white}{Types of Muscle}}  \tn
\SetRowColor{white}
\mymulticolumn{1}{x{5.377cm}}{•Cardiac muscle \newline % Row Count 1 (+ 1)
–Only in heart; bulk of heart walls  \newline % Row Count 2 (+ 1)
–Branched short cells \newline % Row Count 3 (+ 1)
–Striated–Uni or binucleate \newline % Row Count 4 (+ 1)
–Can contract without nervous system stimulation  \newline % Row Count 6 (+ 2)
–Involuntary (not under conscious control) \newline % Row Count 7 (+ 1)
–More detail in Chapter 18 \newline % Row Count 8 (+ 1)
•Smooth muscle \newline % Row Count 9 (+ 1)
–In walls of hollow organs, e.g., stomach, urinary bladder, and airways \newline % Row Count 11 (+ 2)
–Non-striated \newline % Row Count 12 (+ 1)
–Uninucleate \newline % Row Count 13 (+ 1)
–Can contract with or without nervous system stimulation  \newline % Row Count 15 (+ 2)
–Involuntary% Row Count 16 (+ 1)
} \tn 
\hhline{>{\arrayrulecolor{DarkBackground}}-}
\end{tabularx}
\par\addvspace{1.3em}

\begin{tabularx}{5.377cm}{X}
\SetRowColor{DarkBackground}
\mymulticolumn{1}{x{5.377cm}}{\bf\textcolor{white}{Thick Filaments}}  \tn
\SetRowColor{white}
\mymulticolumn{1}{x{5.377cm}}{•Composed of protein myosin \newline % Row Count 1 (+ 1)
•Each composed of 2 heavy and 4 light polypeptide chains \newline % Row Count 3 (+ 2)
–Myosin tails contain 2 interwoven, heavy polypeptide chains \newline % Row Count 5 (+ 2)
–Myosinheads contain 2 smaller, light polypeptide chains per head that act as cross bridges during contraction  \newline % Row Count 8 (+ 3)
•Binding sites for G-actin of thin filaments \newline % Row Count 9 (+ 1)
•Binding sites for ATP \newline % Row Count 10 (+ 1)
•ATPase enzyme activity% Row Count 11 (+ 1)
} \tn 
\hhline{>{\arrayrulecolor{DarkBackground}}-}
\end{tabularx}
\par\addvspace{1.3em}

\begin{tabularx}{5.377cm}{X}
\SetRowColor{DarkBackground}
\mymulticolumn{1}{x{5.377cm}}{\bf\textcolor{white}{Properties of Muscular Tissue}}  \tn
\SetRowColor{white}
\mymulticolumn{1}{x{5.377cm}}{•Electrical excitability \newline % Row Count 1 (+ 1)
–Respond to certain stimuli by producing electrical signals called action potentials (APs) \newline % Row Count 3 (+ 2)
•Contractility \newline % Row Count 4 (+ 1)
–Muscle tissue contracts forcefully when stimulated by action potential \newline % Row Count 6 (+ 2)
–Muscle contraction generates tension (force of contraction) while pulling on it's attachment points \newline % Row Count 9 (+ 3)
–ATP used to power contraction \newline % Row Count 10 (+ 1)
•Extensibility \newline % Row Count 11 (+ 1)
–Muscle tissue is able to stretch, to a certain point, without being damaged. \newline % Row Count 13 (+ 2)
•Elasticity \newline % Row Count 14 (+ 1)
–Muscle is able to return to it's normal length after being stretched or shortened (contracted).% Row Count 16 (+ 2)
} \tn 
\hhline{>{\arrayrulecolor{DarkBackground}}-}
\end{tabularx}
\par\addvspace{1.3em}


% That's all folks
\end{multicols*}

\end{document}