A patient is rushed to the operating room for an emergent cholecystectomy (resection of a gallbladder) because of cholecystitis. While locating landmarks before surgical resection of an infected gallbladder, the surgeon recalls a portal-caval anastomosis. Which of the following pairs of veins form a portal-caval anastomosis?
(A) Hepatic veins and IVC
(B) Superior and middle rectal vein
(C) Left and right gastric vein
(D) Inferior and superficial epigastric veins
(E) Suprarenal and renal veins
Ans: (B) Superior and middle rectal vein
You might also like to view...
The act of closing the fingers to make a fist is an example of what type of joint movement (at the interphalangeal joints)?
A. Flexion B. Abduction C. Extension D. Rotation
The glands in a lobe of a breast
A) lead directly to a nipple. B) drain into a lactiferous duct, which drains into an alveolar duct that leads to the nipple. C) are separated by muscle tissue. D) drain into alveolar ducts, which drain into a lactiferous duct that leads to the nipple.
Proteins synthesized by the endoplasmic reticulum become permanently separated from the cytosol as soon as they have been synthesized
Indicate whether the statement is true or false
Smooth muscle
A. has a resting membrane potential that is more negative than skeletal muscle fibers. B. responds in an all-or-none fashion. C. has fast waves of depolarization. D. depolarizes when both Na+ and Ca2+ diffuse into the cell. E. has fast waves of repolarization.