A rounded knob that articulates with another bone is called a(n) ________
A) sinus B) foramen C) condyle D) sulcus E) alveolus
C
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The efferent arteriole is stimulated to vasoconstrict. What effect will this have on glomerular filtration?
A. Glomerular filtration will stop. B. Less water and electrolytes will pass from the capillaries into the capsule. C. Glomerular filtration will be discouraged. D. Glomerular filtration will be encouraged.
Which of the following statements describes the histology of the ureters?
A) They are trilayered (mucosa, muscularis, and adventitia). B) They are actually an extension of the visceral peritoneum. C) They are made up of several layers of endothelium. D) They are made up entirely of muscle tissue because they need to contract in order to transport urine efficiently.
Select the correct statement about membrane permeability and ion potential
a. the concentration of potassium ions is the same extracellularly and intracellularly. b. the concentration of potassium is higher extracellularly than intracellularly. c. the concentration of sodium is higher extracellularly than intracellularly. d. the membrane is more permeable to anions than to potassium. e. the membrane is more permeable to sodium than to potassium.
A body builder is doing curls, a type of arm exercise, with hand weights. In a curl, the body builder bends his arm and brins the weight closer to his or her shoulder. What type of movement is this?
A: rotation B: extension C: flexion D: abduction E: hyperextension