71) Which arteries connect the basilar artery and the internal carotid artery forming the posterior aspect of the cerebral arterial circle?
A) genicular arteries that encircle the knee
B) posterior communicating arteries
C) ulnar artery that encircles the elbow joint
D) anterior communicating arteries
72) The extensor muscles of the forearm are supplied by which artery?
A) radial
B) posterior interosseous
C) ulnar
D) deep palmar arch
73) The lumbar veins drain the inferior posterior abdominal wall and direct oxygen-poor blood into the
A) superior vena cava.
B) internal iliac vein.
C) external iliac vein.
D) inferior vena cava.
74) Which of the following is
not
a branch of the celiac trunk?
A) left gastric artery
B) common hepatic artery
C) sigmoidal artery
D) splenic artery
75) The right gonadal vein drains into the
A) inferior vena cava.
B) internal iliac vein.
C) lumbar vein.
D) renal vein.
76) The circulatory route that runs from the digestive tract to the liver is called
A) coronary circulation.
B) pulmonary circulation.
C) hepatic portal circulation.
D) cerebral circulation.
77) Blood passing through the fetal ductus arteriosus bypasses the
A) lungs, left atrium, and ventricle.
B) pulmonary trunk and lungs.
C) right atrium and ventricle.
D) right ventricle, pulmonary trunk, and lungs.