Which of the following is most synonymous with the term ectotherm?
A) Heterotherm
B) Poikilotherm
C) Endotherm
D) Pseudotherm
Answer: B
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The parietal cells of the gastric mucosa secrete
a. HCl b. pepsinogen c. intrinsic factor d. a and b e. a and c
Although small quantities of lipids are normally stored in the liver, most of the synthesized triglycerides are bound to __________.
a. hepatocytes in the liver b. transport proteins c. glucose molecules d. adipocytes
Which of the following is part of the spiral organ (organ of Corti)?
A. modiolus B. vestibule C. tectorial membrane D. scala tympani E. chorda tympani
Neurons may be classified according to several characteristics. Which of the following is correct?
A) Group A fibers are mostly somatic sensory and motor and are the smallest in diameter. B) Group B fibers are highly myelinated and have the highest conduction velocities. C) Group C fibers are not capable of saltatory conduction. D) A small cross-sectional area allows shorter conduction times.