Which of the following correctly describes the structural organization of the cell
membrane?
A) Rigid layers of protein molecules in which carbohydrate molecules are suspended
B) A solid, rigid layer of phospholipid with loosely bound protein molecules
C) Three layers; lipid on the inside, protein in the middle, and carbohydrates (and
polysaccharides) on the outside
D) A bilayer of phospholipid molecules in which protein molecules are embedded and
can move
D
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The adductor longus is innervated by which nerve?
A) obturator B) femoral C) sciatic D) fibular E) tibial
Which of the following is most likely to have a nerve pass through it?
A) process B) foramen C) condyle D) fossa E) All of the answers are correct.
Hypotension that is associated with neurogenic shock is the result of:
A) loss of alpha receptor stimulation. B) concomitant internal hemorrhage. C) increased peripheral vascular tone. D) profound peripheral vasoconstriction.
During platelet plug formation, platelets release _____ and endothelial cells release ____ which lead to vasoconstriction
A. endothelin; thromboxane B. erythropoietin; thromboxane C. thromboxane; histamine D. histamine; heparin E. thromboxane; endothelin