Crash Course Heart Throbs
Authored by Charles Martinez
Biology
11th - 12th Grade
NGSS covered
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35 questions
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1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
The space between the layers of the pericardium that contains fluid to reduce friction
pericardial cavity
epicardium
endocardium
myocardium
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
One complete heartbeat
ECG
systole
diastole
cardiac cycle
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
The name of the arteries that feed the heart muscle
capillaries
coronary
chordae tendineae
coronary sinus
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
The inner layer in the wall of the heart
endocardium
myocardium
epicardium
septum
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
The fibrous chords that attach to the cusps of the valves
Purkinje fibers
chordae tendineae
papillary muscles
cusps
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
What is the main organ of the circulatory system?
bladder
heart
veins
arteries
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
SA node is known by this name as it control the rate of the heartbeat
AV node
Purkinje fibers
SV node
pacemaker
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