A&P Quiz 3

Created by mamaqt 

Upgrade to
remove ads

12 terms

The left side of the heart pumps the same volume of blood as the right.
Answer:
True Correct False

True

The pacemaker of the heart is the:
Choose one answer.
a. AV node Incorrect
b. Bundle of His Incorrect
c. the bundle branches Incorrect
d. Purkinje fibers Incorrect
e. SA node

SA node

Calculate stroke volume, given the following: EDV = 120 ml/beat and ESV = 50 ml/beat.
Choose one answer.
a. 170 ml/beat Incorrect
b. 70 ml/beat Correct
c. 50 ml/beat

70 ml/beat

The tricuspid valve is closed _____________.
Choose one answer.
a. while the ventricle is in diastole Incorrect
b. when the ventricle is in systole Correct
c. by the movement of blood from atrium to ventricle Incorrect
d. while the atrium is contracting

when the ventricle is in systole

When the mitral valve closes, it prevents the backflow of blood from the:
Choose one answer.
a. left ventricle into the aorta. Incorrect
b. right ventricle into the pulmonary trunk. Incorrect
c. left ventricle into the left atrium. Correct
d. left atrium into the left ventricle

left ventricle into the left atrium.

The inferior vena cava brings blood from the lower regions of the body and empties into the:
Choose one answer.
a. right atrium Correct
b. right ventricle Incorrect
c. left atrium Incorrect
d. left ventricle Incorrect
e. aorta

right atrium

Blood enters which of these vessels during ventricular systole?
Choose one answer.
a. aorta Incorrect
b. pulmonary arteries Incorrect
c. pulmonary veins Incorrect
d. aorta and pulmonary trunk

aorta and pulmonary trunk

Isovolumetric contraction _________________.
Choose one answer.
a. occurs immediately after the aortic and pulmonary valves close Incorrect
b. refers to the short period during ventricular systole when the ventricles are completely closed chambers Correct
c. occurs only in people with heart valve defects Incorrect
d. occurs while the AV valves are open

refers to the short period during ventricular systole when the ventricles are completely closed chambers

During pulmonary circulation blood leaves the:
Choose one answer.
a. right atrium and goes directly to the lungs Incorrect
b. right ventricle and goes directly to the aorta Incorrect
c. left ventricle and moves to the lungs Incorrect
d. right ventricle and moves to the lungs Correct
e. right atrium and goes directly to the left vent

right ventricle and moves to the lungs

Match the following:
Ventricular depolarization

QRS complex
T wave
P wave

QRS complex

Match the following:
Ventricular repolarization

QRS complex
T wave
P wave

T wave

Match the following:
Artial depolarization

QRS complex
T wave
P wave

P wave

Please allow access to your computer’s microphone to use Voice Recording.

Having trouble? Click here for help.

We can’t access your microphone!

Click the icon above to update your browser permissions above and try again

Example:

Reload the page to try again!

Reload

Press Cmd-0 to reset your zoom

Press Ctrl-0 to reset your zoom

It looks like your browser might be zoomed in or out. Your browser needs to be zoomed to a normal size to record audio.

Please upgrade Flash or install Chrome
to use Voice Recording.

For more help, see our troubleshooting page.

Your microphone is muted

For help fixing this issue, see this FAQ.

NEW! Voice Recording

Click the mic to start.

Create Set