Which of the following materials can be absorbed directly by the surface lining cells of the stomach?
(a) vitamin B12
(b) polysaccharides
(c) chylomicrons
(d) triglycerides
(e) alcohols
Answer: (e) alcohols
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Total peripheral resistance is affected primarily by
A) blood vessel diameter. B) blood vessel length. C) blood viscosity. D) venous pressure. E) turbulence.
The bone that makes up the lower jaw is the
A) mandible. B) maxillary. C) zygomatic. D) temporal. E) cribriform plate.
Which of the following fluid compartments contains the smallest volume of water?
A. plasma B. interstitial compartment C. intracellular compartment D. extracellular compartment E. cytoplasm
Where is dystrophin, the protein that is defective in muscular dystrophy, normally found?
A) Bridging the gap between the sarcolemma and synaptic knob B) Between the outermost myofilaments and the sarcolemma of a muscle fiber C) As a transmembrane protein of the sarcolemma D) In the Z discs of skeletal and cardiac muscle E) In the dense bodies of smooth muscle