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Anatomy & Physiology

Study Pack

Set 23 Circulatory Pathways And The Physiology Of Blood Vessels

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Question 1

(Multiple Choice)

Free
Which arteries are connected to the anterior cerebral arteries by the posterior communicating arteries?

A)Posterior cerebral arteries
B)Vertebral arteries
C)Middle cerebral arteries
D)Basilar arteries

Answer

Question 2

(Multiple Choice)

Free
Which statement is false?

A)Pulmonary veins carry oxygenated blood.
B)The pulmonary circuit ends in the left atrium.
C)Gas exchange takes place in the capillary beds.
D)The pulmonary trunk splits to form the right and left pulmonary veins.

Answer

Question 3

(Multiple Choice)

Free
Which of these factors does not affect blood pressure?

A)Cardiac output
B)Oxygen level
C)Peripheral resistance
D)Blood volume

Answer