Cardiovascular - Heart
Authored by Shannon McNew
Biology
University
NGSS covered
Used 18+ times
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12 questions
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1.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
How much blood does the human heart pump through it per minute (on average)?
1/2 gallon
1 gallon
1 and 1/2 gallons
3 gallons
2.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Which is a function of the pericardium?
Prevents overfilling of the heart.
Forms a continuous lining with the vessels attached to the heart.
It is the muscle layer of the heart.
Signals the heart to beat.
3.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
_____ conducts blood away from the heart.
Capillaries
Veins
Arteries
Atria
4.
FILL IN THE BLANKS QUESTION
1 min • 1 pt
When the ventricles contract, the pressure inside the chamber opens the (a) valves.
5.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
During embryonic development, about 1% of cardiac muscle fibers become self excitable. Clusters of these cells are called ____.
Purkinje fibers
nodes
atrioventricular bundle
septum
6.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
The largest wave in an EKG is known as....
T wave
QRS wave
P wave
U wave
7.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
In an EKG, the QRS wave represents...
atrial depolarization
ventricular repolarization
fibrillation
ventricular depolarization
Tags
NGSS.HS-PS2-5
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