Cardiovascular Control Quiz KAAP430

Which equation correctly calculates stroke volume?

 

SV = EDV - ESV

Which structure normally initiates the heart's contraction signal?

SA node

The process emphasized for myocardial cells is called

 

Calcium-induced calcium release

Ejection fraction is used clinically as an index of:

 

Heart contractile function

Blood returning from the lungs enters the heart through the:

mitral valve

Which sequence correctly describes blood flow from the vena cava toward the lungs?

 

RA → tricuspid valve → RV → pulmonary valve

In the myogenic response, an increase in pressure causes:

constriction

Which of the following is a major function of the cardiovascular system?

 

Delivery of oxygen and nutrients

The right side of the heart is primarily responsible for:

 

Pulmonary circulation

Pacemaker cells of the SA node are located in the:

 

Posterior right atrial wall

The approximate resting cardiac output range listed in the slides is:

 

4.2-5.6 L/min

The heart primarily generates pressure in order to:

 

Drive blood through vessels

Parasympathetic stimulation of the heart generally

 

Decreases heart rate

Which substance is removed from tissues by the cardiovascular system?

 

Carbon dioxide

After blood leaves the left ventricle, it passes through the:

 

Aortic valve