Rio BIO 202: EXAM 2 REAL EXAM
QUESTIONS AND CORRECT DETAILED
ANSWERS|| LATEST UPDATE 2026
Blood vessels are dynamic structures that... -CORRECTANSWER Pulsate.
Constrict.
Relax.
Proliferate.
Blood vessels -CORRECTANSWER of the body form a closed delivery system that
begins and ends at the heart.
The inner most tunic of the blood vessel -CORRECTANSWER tunica intima. contains
endothelium.
The middle tunic of the blood vessel -CORRECTANSWER tunica media. Smooth
muscle and sheets of elastin. Bulkiest layer. Regulation of vasoconstriction and
vasodilation.
The middle tunic regulates -CORRECTANSWER circulatory dynamics because the
change in vessel diameter effects blood flow and pressure.
,The outermost layer of the blood vessel -CORRECTANSWER tunica externa.
composed of largely loosely woven collagen fibers to anchor it to surroundings.
most superficial tunic -CORRECTANSWER tunica externa
the arterial system has one of these; the venous system has two -CORRECTANSWER
brachiocephalic
these arteries supply the myocardium -CORRECTANSWER coronary
two paired arteries serving the brain -CORRECTANSWER internal carotid, vertebral
longest vein in the lower limb -CORRECTANSWER greater saphenous
artery on the dorsum of the foot checked after leg surgery -CORRECTANSWER
dorsalis pedis
serves the posterior thigh -CORRECTANSWER deep femoral
supplies the diaphragm -CORRECTANSWER phrenic
formed by the union of the radial and ulnar veins -CORRECTANSWER brachial
, two superficial veins of the arm -CORRECTANSWER basilic, cephalic
artery serving the kidney -CORRECTANSWER renal
veins draining the liver -CORRECTANSWER hepatic
artery that supplies the distal half of the large intestine -CORRECTANSWER inferior
mesenteri
drains the pelvic organs -CORRECTANSWER internal iliac
what the external iliac artery becomes on entry into the thigh -CORRECTANSWER
femoral
major artery serving the arm -CORRECTANSWER brachial
supplies most of the small intestine -CORRECTANSWER superior mesenteric
join to form the inferior vena cava -CORRECTANSWER common iliac
an arterial trunk that has three major branches, which run to the liver, spleen and
stomach -CORRECTANSWER celiac trunk
QUESTIONS AND CORRECT DETAILED
ANSWERS|| LATEST UPDATE 2026
Blood vessels are dynamic structures that... -CORRECTANSWER Pulsate.
Constrict.
Relax.
Proliferate.
Blood vessels -CORRECTANSWER of the body form a closed delivery system that
begins and ends at the heart.
The inner most tunic of the blood vessel -CORRECTANSWER tunica intima. contains
endothelium.
The middle tunic of the blood vessel -CORRECTANSWER tunica media. Smooth
muscle and sheets of elastin. Bulkiest layer. Regulation of vasoconstriction and
vasodilation.
The middle tunic regulates -CORRECTANSWER circulatory dynamics because the
change in vessel diameter effects blood flow and pressure.
,The outermost layer of the blood vessel -CORRECTANSWER tunica externa.
composed of largely loosely woven collagen fibers to anchor it to surroundings.
most superficial tunic -CORRECTANSWER tunica externa
the arterial system has one of these; the venous system has two -CORRECTANSWER
brachiocephalic
these arteries supply the myocardium -CORRECTANSWER coronary
two paired arteries serving the brain -CORRECTANSWER internal carotid, vertebral
longest vein in the lower limb -CORRECTANSWER greater saphenous
artery on the dorsum of the foot checked after leg surgery -CORRECTANSWER
dorsalis pedis
serves the posterior thigh -CORRECTANSWER deep femoral
supplies the diaphragm -CORRECTANSWER phrenic
formed by the union of the radial and ulnar veins -CORRECTANSWER brachial
, two superficial veins of the arm -CORRECTANSWER basilic, cephalic
artery serving the kidney -CORRECTANSWER renal
veins draining the liver -CORRECTANSWER hepatic
artery that supplies the distal half of the large intestine -CORRECTANSWER inferior
mesenteri
drains the pelvic organs -CORRECTANSWER internal iliac
what the external iliac artery becomes on entry into the thigh -CORRECTANSWER
femoral
major artery serving the arm -CORRECTANSWER brachial
supplies most of the small intestine -CORRECTANSWER superior mesenteric
join to form the inferior vena cava -CORRECTANSWER common iliac
an arterial trunk that has three major branches, which run to the liver, spleen and
stomach -CORRECTANSWER celiac trunk
