HES 207 - Circulatory and Cardiovascular
System Exam Questions and Answers with
Verified Solutions | Latest Updated 2026
What are the primary functions of Transport O2 and nutrients to tissues,
the remove CO2
circulatory system? and waste from tissues, and
thermoregulate.
What is the flow direction of blood Away from the heart.
in
arteries and arterioles?
What is the flow direction of blood Toward the heart.
in
veins and venules?
What is the average cardiac output Approximately 5 liters per minute.
at
rest?
How many times does the heart About 100,000 times.
beat
in a day?
What is the volume of blood Approximately 7,000 liters.
pumped by the heart each day?
, What is the role of the pulmonary To carry deoxygenated blood to the lungs
circuit? for
oxygenation.
What is the role of the systemic To distribute oxygenated blood to the rest
circuit? of the
body.
What is stroke volume? The volume of blood ejected by the heart
with
each contraction.
What is cardiac output? The volume of blood ejected by the heart
per
minute.
What factors affect cardiac output? Heart rate and stroke volume.
What is the a-vO2 difference? The amount of O2 taken up from 100 ml of
blood.
What does VO2 represent? The maximal volume of oxygen consumed.
What is systolic blood pressure? The pressure in the arteries during
heartbeats.
What is diastolic blood pressure? The pressure in the arteries when the
heart is at
rest between beats.
System Exam Questions and Answers with
Verified Solutions | Latest Updated 2026
What are the primary functions of Transport O2 and nutrients to tissues,
the remove CO2
circulatory system? and waste from tissues, and
thermoregulate.
What is the flow direction of blood Away from the heart.
in
arteries and arterioles?
What is the flow direction of blood Toward the heart.
in
veins and venules?
What is the average cardiac output Approximately 5 liters per minute.
at
rest?
How many times does the heart About 100,000 times.
beat
in a day?
What is the volume of blood Approximately 7,000 liters.
pumped by the heart each day?
, What is the role of the pulmonary To carry deoxygenated blood to the lungs
circuit? for
oxygenation.
What is the role of the systemic To distribute oxygenated blood to the rest
circuit? of the
body.
What is stroke volume? The volume of blood ejected by the heart
with
each contraction.
What is cardiac output? The volume of blood ejected by the heart
per
minute.
What factors affect cardiac output? Heart rate and stroke volume.
What is the a-vO2 difference? The amount of O2 taken up from 100 ml of
blood.
What does VO2 represent? The maximal volume of oxygen consumed.
What is systolic blood pressure? The pressure in the arteries during
heartbeats.
What is diastolic blood pressure? The pressure in the arteries when the
heart is at
rest between beats.
