Which blood vessel has the thickest layer of smooth muscle?
A) Capillary
B) Artery
C) Arteriole
D) Vein
Answer: B
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Which of the following would achieve the absorption of water across the epithelial lining toward the blood vessels of the small intestine?A) Active transport of Na+ from the lumen to the basolateral sideB) Facilitated diffusion of glucose to the bloodstream from the lumenC) Active transport of H+ from the basolateral side to the lumenD) Tightening the tight junctions between epithelial cellsE) Opening of aquaporins on the apical membrane
What will be an ideal response?
Heat always moves down a thermal gradient from a(n) __________ to a(n) __________ region
Fill in the blank(s) with correct word
Plasma cells produce the ground substance that forms the matrix of connective tissues
Indicate whether the statement is true or false
Which of the following is part of a nephron?
A. Proximal and distal convoluted collecting tubules B. Glomerular capsule C. Loop of Henle D. All apply.