Physiology 2: Lab 4 Exam Questions
with Correct Answers
Which of the following is an afferent vessel? - ANSWERSA. Pulmonary Artery
B. Pulmonary Vein
C. Ascending Aorta
D. Inferior Vena Cava
E. A&C
Correct! F. B&D
These vessels are very large and need to withstand the greatest pressure from the
surges of pumping blood. - ANSWERSA. Correct! Conducting
B. Distributing
C. Resistance
D. Metarterioles
E. Capillary Beds
F. Veins
Medium veins contain a unique feature called ____ that extend into the _____. -
ANSWERSThey contain valves that extend into the lumen.
True or False: The venous drainage differs on the right and left sides of the body. -
ANSWERSTrue
Identify the vessel above (highlighted in blue, also indicated by the arrow). Be specific in
your answer. - ANSWERSThoracic Aorta
Identify the vessel above (highlighted in blue, also indicated by the arrow). -
ANSWERSBrachiocephalic Trunk (optional: Right)
Identify the vessel above and trace the flow of blood from this vessel to the brain.
(Highlighted in blue, also indicated by the arrow. All vessels must be included.) -
ANSWERSLeft Subclavian Artery → Left Vertebral → Basilar Artery→ Circle of Willis
Identify the artery above and name two vessels it supplies. - ANSWERSRadial artery;
Superficial palmar Arch & Deep palmar arch.
From the venous circulation indicated above, name two vessels where blood drains
laterally. - ANSWERSLaterally: Cephalic Vein & Radial Vein