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% Document Info
\author{Cate (etac26)}
\pdfinfo{
  /Title (cardiovascular-system.pdf)
  /Creator (Cheatography)
  /Author (Cate (etac26))
  /Subject (Cardiovascular system Cheat Sheet)
}

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\noindent
\begin{multicols}{3}
\begin{tabulary}{5.8cm}{C}
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    \vspace{-7pt}
    {\parbox{\dimexpr\textwidth-2\fboxsep\relax}{\noindent
        \hspace*{-6pt}\includegraphics[width=5.8cm]{/web/www.cheatography.com/public/images/cheatography_logo.pdf}}
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\begin{tabulary}{11cm}{L}
    \vspace{-2pt}\large{\bf{\textcolor{DarkBackground}{\textrm{Cardiovascular system Cheat Sheet}}}} \\
    \normalsize{by \textcolor{DarkBackground}{Cate (etac26)} via \textcolor{DarkBackground}{\uline{cheatography.com/178050/cs/37721/}}}
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\noindent
\begin{multicols}{3}
\begin{tabulary}{5.8cm}{LL}
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  \mymulticolumn{2}{p{5.377cm}}{\bf\textcolor{white}{Cheatographer}}  \\
  \vspace{-2pt}Cate (etac26) \\
  \uline{cheatography.com/etac26} \\
  \end{tabulary}
\vfill
\columnbreak
\begin{tabulary}{5.8cm}{L}
  \SetRowColor{FootBackground}
  \mymulticolumn{1}{p{5.377cm}}{\bf\textcolor{white}{Cheat Sheet}}  \\
   \vspace{-2pt}Published 15th March, 2023.\\
   Updated 15th March, 2023.\\
   Page {\thepage} of \pageref{LastPage}.
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  %\includegraphics[width=48px,height=48px]{dave.jpeg}
  Measure your website readability!\\
  www.readability-score.com
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\begin{document}
\raggedright
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% 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
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\begin{multicols*}{2}

\begin{tabularx}{8.4cm}{X}
\SetRowColor{DarkBackground}
\mymulticolumn{1}{x{8.4cm}}{\bf\textcolor{white}{CARDIOVASCULAR SYSTEM}}  \tn
% Row 0
\SetRowColor{LightBackground}
\mymulticolumn{1}{x{8.4cm}}{system made up of {\bf{vessels}} that {\bf{transport  O`2`, CO`2`, nutrients and waste products}} through the body} \tn 
% Row Count 3 (+ 3)
% Row 1
\SetRowColor{white}
\mymulticolumn{1}{x{8.4cm}}{{\bf{CLOSED SYSTEM}}:} \tn 
% Row Count 4 (+ 1)
% Row 2
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\mymulticolumn{1}{x{8.4cm}}{- blood never touches liquid between cells} \tn 
% Row Count 5 (+ 1)
% Row 3
\SetRowColor{white}
\mymulticolumn{1}{x{8.4cm}}{- exchange through capillaries} \tn 
% Row Count 6 (+ 1)
\hhline{>{\arrayrulecolor{DarkBackground}}-}
\end{tabularx}
\par\addvspace{1.3em}

\begin{tabularx}{8.4cm}{X}
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\mymulticolumn{1}{x{8.4cm}}{\bf\textcolor{white}{VESSELS}}  \tn
% Row 0
\SetRowColor{LightBackground}
\mymulticolumn{1}{x{8.4cm}}{{\bf{ARTERIES}}} \tn 
% Row Count 1 (+ 1)
% Row 1
\SetRowColor{white}
\mymulticolumn{1}{x{8.4cm}}{- vessels that bring blood {\bf{from the heart to the organs}}} \tn 
% Row Count 3 (+ 2)
% Row 2
\SetRowColor{LightBackground}
\mymulticolumn{1}{x{8.4cm}}{(usually oxigenated blood with nutrients)} \tn 
% Row Count 4 (+ 1)
% Row 3
\SetRowColor{white}
\mymulticolumn{1}{x{8.4cm}}{{\bf{VEINS}}} \tn 
% Row Count 5 (+ 1)
% Row 4
\SetRowColor{LightBackground}
\mymulticolumn{1}{x{8.4cm}}{- vessels that bring blood {\bf{from the organs to the heart}}} \tn 
% Row Count 7 (+ 2)
% Row 5
\SetRowColor{white}
\mymulticolumn{1}{x{8.4cm}}{(usually not oxigenated)} \tn 
% Row Count 8 (+ 1)
% Row 6
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\mymulticolumn{1}{x{8.4cm}}{{\bf{CAPILLARIES}}} \tn 
% Row Count 9 (+ 1)
% Row 7
\SetRowColor{white}
\mymulticolumn{1}{x{8.4cm}}{- {\bf{small}} blood vessels {\bf{around the organs}}} \tn 
% Row Count 10 (+ 1)
% Row 8
\SetRowColor{LightBackground}
\mymulticolumn{1}{x{8.4cm}}{- {\bf{delivery of oxygen and nutrients}} to the organs} \tn 
% Row Count 12 (+ 2)
% Row 9
\SetRowColor{white}
\mymulticolumn{1}{x{8.4cm}}{- {\bf{absorb and carry out waste}} products} \tn 
% Row Count 13 (+ 1)
\hhline{>{\arrayrulecolor{DarkBackground}}-}
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\par\addvspace{1.3em}

\begin{tabularx}{8.4cm}{x{2.052 cm} x{2.584 cm} x{2.964 cm} }
\SetRowColor{DarkBackground}
\mymulticolumn{3}{x{8.4cm}}{\bf\textcolor{white}{BLOOD VESSEL ARCHITECTURE}}  \tn
% Row 0
\SetRowColor{LightBackground}
{\emph{ARTERIES}} & {\emph{=}} & {\emph{VEINS}} \tn 
% Row Count 1 (+ 1)
% Row 1
\SetRowColor{white}
{\bf{TUNICA ADVENTITIA}}= & external layer & {\bf{fibrous connective tissue}} \tn 
% Row Count 4 (+ 3)
% Row 2
\SetRowColor{LightBackground}
{\bf{TUNICA MEDIA}}= & middle layer & {\bf{smooth muscle}} \tn 
% Row Count 6 (+ 2)
% Row 3
\SetRowColor{white}
{\bf{TUNICA INTIMA}}= & internal layer & {\bf{endothelium}} \tn 
% Row Count 8 (+ 2)
% Row 4
\SetRowColor{LightBackground}
between layers of tunica= &  & {\bf{elastic tissue}}: elastine \tn 
% Row Count 11 (+ 3)
% Row 5
\SetRowColor{white}
 & {\emph{≠}} &  \tn 
% Row Count 12 (+ 1)
% Row 6
\SetRowColor{LightBackground}
{\bf{bigger smooth muscle}} &  & {\bf{VALVE}} \tn 
% Row Count 15 (+ 3)
% Row 7
\SetRowColor{white}
 &  & {\bf{stops the blood from going down}} \tn 
% Row Count 18 (+ 3)
% Row 8
\SetRowColor{LightBackground}
\mymulticolumn{3}{x{8.4cm}}{{\emph{CAPILLARIES}}} \tn 
% Row Count 19 (+ 1)
% Row 9
\SetRowColor{white}
{\bf{endothelial cell}} & thin for exchange of substances &  \tn 
% Row Count 22 (+ 3)
% Row 10
\SetRowColor{LightBackground}
{\bf{smooth muscle cell}} & small layer &  \tn 
% Row Count 25 (+ 3)
% Row 11
\SetRowColor{white}
{\bf{PERICYTE:}} & {\bf{feeds endothelial cells}} & -{}-\textgreater{} like connective tissue \tn 
% Row Count 28 (+ 3)
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\SetRowColor{DarkBackground}
\mymulticolumn{3}{x{8.4cm}}{\bf\textcolor{white}{CIRCULATION SYSTEMS}}  \tn
% Row 0
\SetRowColor{LightBackground}
{\bf{SMALL CIRCULATION}}= & connects the heart and the {\bf{lungs}} & pulmonary \seqsplit{circulation} \tn 
% Row Count 3 (+ 3)
% Row 1
\SetRowColor{white}
{\bf{BIG CIRCULATION}}= & connects the heart and the {\bf{organs}} & systemic \seqsplit{circulation} \tn 
% Row Count 6 (+ 3)
\hhline{>{\arrayrulecolor{DarkBackground}}---}
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\par\addvspace{1.3em}

\begin{tabularx}{8.4cm}{X}
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\mymulticolumn{1}{x{8.4cm}}{\bf\textcolor{white}{HEARTH}}  \tn
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\mymulticolumn{1}{p{8.4cm}}{\vspace{1px}\centerline{\includegraphics[width=5.1cm]{/web/www.cheatography.com/public/uploads/etac26_1678897531_2.jpg}}} \tn 
\hhline{>{\arrayrulecolor{DarkBackground}}-}
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\par\addvspace{1.3em}

\begin{tabularx}{8.4cm}{X}
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\mymulticolumn{1}{x{8.4cm}}{\bf\textcolor{white}{BLOOD CIRCULATION}}  \tn
% Row 0
\SetRowColor{LightBackground}
\mymulticolumn{1}{x{8.4cm}}{{\bf{RIGHT ATRIUM}} gets {\bf{not oxigenated}} blood from the {\bf{SUPERIOR and INFERIOR VENA CAVA}}} \tn 
% Row Count 2 (+ 2)
% Row 1
\SetRowColor{white}
\mymulticolumn{1}{x{8.4cm}}{blood passes {\bf{through TRICUSPID VALVE into}} the {\bf{RIGHT VENTRICLE}}, most of the blood passes while the {\emph{hearth is relaxed (passive filling)}}, then {\emph{small contraction}} for the {\emph{last drop}}} \tn 
% Row Count 6 (+ 4)
% Row 2
\SetRowColor{LightBackground}
\mymulticolumn{1}{x{8.4cm}}{CONTRACTION pushes the blood into the {\bf{PULMONARY ARTERIES}} through the {\bf{PULMONARY VALVE}}} \tn 
% Row Count 8 (+ 2)
% Row 3
\SetRowColor{white}
\mymulticolumn{1}{x{8.4cm}}{lungs where the blood exchange carbon dioxide for oxigen} \tn 
% Row Count 10 (+ 2)
% Row 4
\SetRowColor{LightBackground}
\mymulticolumn{1}{x{8.4cm}}{{\bf{LEFT ATRIUM}} gets {\bf{oxigenated}} blood from the {\bf{PULMUNAR VEINS}}} \tn 
% Row Count 12 (+ 2)
% Row 5
\SetRowColor{white}
\mymulticolumn{1}{x{8.4cm}}{blood passes {\bf{through BICUSPID or MITRAL VALVE into}} the {\bf{LEFT VENTRICLE}}, most of the blood passes while the {\emph{hearth is relaxed (passive filling)}}, then {\emph{small contraction}} for the {\emph{last drop}}} \tn 
% Row Count 16 (+ 4)
% Row 6
\SetRowColor{LightBackground}
\mymulticolumn{1}{x{8.4cm}}{CONTRACTION pushes the blood into the {\bf{AORTA}} through the {\bf{AORTIC VALVE}}} \tn 
% Row Count 18 (+ 2)
\hhline{>{\arrayrulecolor{DarkBackground}}-}
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\par\addvspace{1.3em}

\begin{tabularx}{8.4cm}{X}
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\mymulticolumn{1}{x{8.4cm}}{\bf\textcolor{white}{BLOOD CIRCULATION}}  \tn
\SetRowColor{LightBackground}
\mymulticolumn{1}{p{8.4cm}}{\vspace{1px}\centerline{\includegraphics[width=5.1cm]{/web/www.cheatography.com/public/uploads/etac26_1678897314_1.jpg}}} \tn 
\hhline{>{\arrayrulecolor{DarkBackground}}-}
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\par\addvspace{1.3em}

\begin{tabularx}{8.4cm}{x{2.584 cm} x{2.584 cm} x{2.432 cm} }
\SetRowColor{DarkBackground}
\mymulticolumn{3}{x{8.4cm}}{\bf\textcolor{white}{WALLS OF THE HEART}}  \tn
% Row 0
\SetRowColor{LightBackground}
\mymulticolumn{3}{x{8.4cm}}{three+ one layer} \tn 
% Row Count 1 (+ 1)
% Row 1
\SetRowColor{white}
{\bf{EPICARDIUM}}= & thin external membrane & {\bf{connective tissue}} \tn 
% Row Count 3 (+ 2)
% Row 2
\SetRowColor{LightBackground}
{\bf{MYOCARDIUM}}= & pumping action, most present & {\bf{cardiac muscle tissue}} \tn 
% Row Count 6 (+ 3)
% Row 3
\SetRowColor{white}
↳gets nutriment and oxigen from: & {\bf{CORONARY ARTERIES}} &  \tn 
% Row Count 9 (+ 3)
% Row 4
\SetRowColor{LightBackground}
{\bf{ENDOCARDIUM}}= & thin internal layer & {\bf{endothelium}} \tn 
% Row Count 11 (+ 2)
% Row 5
\SetRowColor{white}
{\bf{PERICARDIUM}}= & {\bf{protective, fluid-fille sac}} that {\bf{surrounds}} the heart & ↳ provides {\bf{lubrification}} \tn 
% Row Count 16 (+ 5)
% Row 6
\SetRowColor{LightBackground}
↳ protect the heart from {\bf{infections}} & ↳ hold the heart in {\bf{place}} & ↳ keep the heart {\bf{from expanding}} \tn 
% Row Count 20 (+ 4)
\hhline{>{\arrayrulecolor{DarkBackground}}---}
\end{tabularx}
\par\addvspace{1.3em}

\begin{tabularx}{8.4cm}{x{3.04 cm} x{4.96 cm} }
\SetRowColor{DarkBackground}
\mymulticolumn{2}{x{8.4cm}}{\bf\textcolor{white}{CARDIAC CYCLE}}  \tn
% Row 0
\SetRowColor{LightBackground}
{\bf{DIASTOLE}}= & myocardio relaxed, atrium-ventricular valves open, blood circulates in atrio and ventricle, semilunar valves closed \tn 
% Row Count 5 (+ 5)
% Row 1
\SetRowColor{white}
{\bf{ATRIAL SISTOLE }}= & contraction of the atries \tn 
% Row Count 7 (+ 2)
% Row 2
\SetRowColor{LightBackground}
{\bf{VENTRICULAR SISTOLE }}= & ventricles starts to contract, pressure grows, atrioventricular valves closes, semilunar valves open \tn 
% Row Count 12 (+ 5)
\hhline{>{\arrayrulecolor{DarkBackground}}--}
\end{tabularx}
\par\addvspace{1.3em}

\begin{tabularx}{8.4cm}{x{4 cm} x{4 cm} }
\SetRowColor{DarkBackground}
\mymulticolumn{2}{x{8.4cm}}{\bf\textcolor{white}{CARDIAC CYCLE AND ELECTROCARDIOGRAM}}  \tn
% Row 0
\SetRowColor{LightBackground}
PACEMAKER= & SINOATRIAL NODE= generates a signal that spreads through the heart \tn 
% Row Count 4 (+ 4)
% Row 1
\SetRowColor{white}
SISTOLE= & relaxation \tn 
% Row Count 5 (+ 1)
% Row 2
\SetRowColor{LightBackground}
DIASTOLE= & CONTRACTION \tn 
% Row Count 6 (+ 1)
% Row 3
\SetRowColor{white}
\mymulticolumn{2}{x{8.4cm}}{ATRIAL SISTOLE} \tn 
% Row Count 7 (+ 1)
% Row 4
\SetRowColor{LightBackground}
P wave= & depolarization of the atrias with the spread of first signal \tn 
% Row Count 11 (+ 4)
% Row 5
\SetRowColor{white}
 & atrial contraction→ increase the pressure→  pushes the blood into the ventricle \tn 
% Row Count 16 (+ 5)
% Row 6
\SetRowColor{LightBackground}
\mymulticolumn{2}{x{8.4cm}}{ISOVOLUMETRIC VENTRICULAR CONTRACTION} \tn 
% Row Count 17 (+ 1)
% Row 7
\SetRowColor{white}
QRS complex= & depolarization of the ventricles with the spread of signal \tn 
% Row Count 20 (+ 3)
% Row 8
\SetRowColor{LightBackground}
 & ventricular contraction \tn 
% Row Count 22 (+ 2)
% Row 9
\SetRowColor{white}
 & ventricle contracts but the blood in the ventricle stays the same \tn 
% Row Count 26 (+ 4)
% Row 10
\SetRowColor{LightBackground}
first sound: atrioventricular valves shutting & valve are closed until the increase in the pressure is bigger thanthe pressure in the aorta \tn 
% Row Count 31 (+ 5)
\end{tabularx}
\par\addvspace{1.3em}

\vfill
\columnbreak
\begin{tabularx}{8.4cm}{x{4 cm} x{4 cm} }
\SetRowColor{DarkBackground}
\mymulticolumn{2}{x{8.4cm}}{\bf\textcolor{white}{CARDIAC CYCLE AND ELECTROCARDIOGRAM (cont)}}  \tn
% Row 11
\SetRowColor{LightBackground}
EJECTION FASE & rapid ejection: high pressure and first blood \tn 
% Row Count 3 (+ 3)
% Row 12
\SetRowColor{white}
 & slow ejection: slower pressure and resistance from the vessels \tn 
% Row Count 7 (+ 4)
% Row 13
\SetRowColor{LightBackground}
T wave= & polarization of the ventricle for a new signal \tn 
% Row Count 10 (+ 3)
% Row 14
\SetRowColor{white}
ISOLVOLUMETRICAL VENTRICLE RELAXATION & ventricle relax \tn 
% Row Count 12 (+ 2)
% Row 15
\SetRowColor{LightBackground}
 & pressure goes down \tn 
% Row Count 13 (+ 1)
% Row 16
\SetRowColor{white}
 & valve closes and second sound \tn 
% Row Count 15 (+ 2)
\hhline{>{\arrayrulecolor{DarkBackground}}--}
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\par\addvspace{1.3em}

\begin{tabularx}{8.4cm}{X}
\SetRowColor{DarkBackground}
\mymulticolumn{1}{x{8.4cm}}{\bf\textcolor{white}{CARDIAC CYCLE}}  \tn
\SetRowColor{LightBackground}
\mymulticolumn{1}{p{8.4cm}}{\vspace{1px}\centerline{\includegraphics[width=5.1cm]{/web/www.cheatography.com/public/uploads/etac26_1678913944_3.jpg}}} \tn 
\hhline{>{\arrayrulecolor{DarkBackground}}-}
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\par\addvspace{1.3em}

\begin{tabularx}{8.4cm}{x{3.52 cm} x{4.48 cm} }
\SetRowColor{DarkBackground}
\mymulticolumn{2}{x{8.4cm}}{\bf\textcolor{white}{MOST IMPORTANT FUNCTIONS}}  \tn
% Row 0
\SetRowColor{LightBackground}
{\bf{respiratory sistem}}= & get rid of CO2 and capture O2 \tn 
% Row Count 2 (+ 2)
% Row 1
\SetRowColor{white}
{\bf{digestive system}}= & bring nutrition to all the organs \tn 
% Row Count 4 (+ 2)
% Row 2
\SetRowColor{LightBackground}
{\bf{kidneys and urinary system}}= & filtration of waste (nitrogenous substances) \tn 
% Row Count 6 (+ 2)
% Row 3
\SetRowColor{white}
{\bf{temperature control}}= & vasodilatation to cool down \tn 
% Row Count 8 (+ 2)
\hhline{>{\arrayrulecolor{DarkBackground}}--}
\end{tabularx}
\par\addvspace{1.3em}

\begin{tabularx}{8.4cm}{x{3.04 cm} x{4.96 cm} }
\SetRowColor{DarkBackground}
\mymulticolumn{2}{x{8.4cm}}{\bf\textcolor{white}{CAUSES OF HEART AND CARDIOVASCULAR DISEASES}}  \tn
% Row 0
\SetRowColor{LightBackground}
{\bf{excessive smoking}} and & {\bf{consumption of alcohol}} \tn 
% Row Count 2 (+ 2)
% Row 1
\SetRowColor{white}
{\bf{diabetes}} & {\bf{cholesterol too high}} \tn 
% Row Count 3 (+ 1)
% Row 2
\SetRowColor{LightBackground}
{\bf{overweight}} & {\bf{hypertension}} \tn 
% Row Count 4 (+ 1)
% Row 3
\SetRowColor{white}
{\bf{genes}} & {\bf{stress}} \tn 
% Row Count 5 (+ 1)
% Row 4
\SetRowColor{LightBackground}
{\bf{atherosclerosis}}= & {\bf{build up}} in vessels of {\bf{platelets}}: they think {\bf{fat}} is like an injury that has to be {\bf{closed}} \tn 
% Row Count 10 (+ 5)
% Row 5
\SetRowColor{white}
{\bf{blood clot}}= & vessels closed by a {\bf{group of red cells}} \tn 
% Row Count 12 (+ 2)
% Row 6
\SetRowColor{LightBackground}
\mymulticolumn{2}{x{8.4cm}}{{\bf{trauma or injury}}} \tn 
% Row Count 13 (+ 1)
\hhline{>{\arrayrulecolor{DarkBackground}}--}
\end{tabularx}
\par\addvspace{1.3em}

\begin{tabularx}{8.4cm}{x{3.52 cm} x{4.48 cm} }
\SetRowColor{DarkBackground}
\mymulticolumn{2}{x{8.4cm}}{\bf\textcolor{white}{DISEASES}}  \tn
% Row 0
\SetRowColor{LightBackground}
{\bf{heart disease}} & {\bf{vascular disorders}} \tn 
% Row Count 1 (+ 1)
% Row 1
\SetRowColor{white}
\mymulticolumn{2}{x{8.4cm}}{{\bf{congenital heart defects}}} \tn 
% Row Count 2 (+ 1)
% Row 2
\SetRowColor{LightBackground}
\mymulticolumn{2}{x{8.4cm}}{{\bf{strokes}}} \tn 
% Row Count 3 (+ 1)
\hhline{>{\arrayrulecolor{DarkBackground}}--}
\end{tabularx}
\par\addvspace{1.3em}

\begin{tabularx}{8.4cm}{x{3.04 cm} x{4.96 cm} }
\SetRowColor{DarkBackground}
\mymulticolumn{2}{x{8.4cm}}{\bf\textcolor{white}{STROKES (ictus)}}  \tn
% Row 0
\SetRowColor{LightBackground}
{\bf{TIA}}= & {\bf{symptoms}} only last for a {\bf{short amount of time}}, {\bf{temporary blocage}} \tn 
% Row Count 4 (+ 4)
% Row 1
\SetRowColor{white}
{\bf{ischaemic stroke}}= & {\bf{blockage cutting off the blood supply}} to the {\bf{brain}} \tn 
% Row Count 7 (+ 3)
% Row 2
\SetRowColor{LightBackground}
{\bf{haemorrhagic stroke}}= & {\bf{bleeding in or around the brain}} \tn 
% Row Count 9 (+ 2)
\hhline{>{\arrayrulecolor{DarkBackground}}--}
\end{tabularx}
\par\addvspace{1.3em}

\begin{tabularx}{8.4cm}{x{2.96 cm} x{5.04 cm} }
\SetRowColor{DarkBackground}
\mymulticolumn{2}{x{8.4cm}}{\bf\textcolor{white}{HEART DISEASE}}  \tn
% Row 0
\SetRowColor{LightBackground}
{\bf{cardiac failure}}= & heart {\bf{fails to circulate blood}} properly \tn 
% Row Count 2 (+ 2)
% Row 1
\SetRowColor{white}
{\bf{heart attack}}= & one of the{\bf{ coronary arteries}} becomes {\bf{blocked}} \tn 
% Row Count 5 (+ 3)
% Row 2
\SetRowColor{LightBackground}
{\bf{cardiac arrest}}= & {\bf{hearth doesn't work}} \tn 
% Row Count 7 (+ 2)
% Row 3
\SetRowColor{white}
{\bf{cardiac arrhythmia}}= & problem with the {\bf{rate or rhythm of heartbeat}} \tn 
% Row Count 9 (+ 2)
\hhline{>{\arrayrulecolor{DarkBackground}}--}
\end{tabularx}
\par\addvspace{1.3em}

\begin{tabularx}{8.4cm}{x{2.64 cm} x{5.36 cm} }
\SetRowColor{DarkBackground}
\mymulticolumn{2}{x{8.4cm}}{\bf\textcolor{white}{VASCULAR DISORDERS}}  \tn
% Row 0
\SetRowColor{LightBackground}
{\bf{aneurysm}}= & weak or expanded part of an artery \tn 
% Row Count 2 (+ 2)
% Row 1
\SetRowColor{white}
{\bf{atherosclerosis}}= & buildup of fats, cholesterol and other substances in and on the artery walls \tn 
% Row Count 5 (+ 3)
% Row 2
\SetRowColor{LightBackground}
{\bf{thrombosis}}= & blood clots block veins or arteries \tn 
% Row Count 7 (+ 2)
\hhline{>{\arrayrulecolor{DarkBackground}}--}
\end{tabularx}
\par\addvspace{1.3em}


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

\end{document}