While definitions of the brainstem may differ, they all include which structure?
A. Cerebrum
B. Cerebellum
C. Thalamus
D. Hypothalamus
E. Midbrain
E. Midbrain
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Endocrine tissues that secrete steroid hormones are derived from
a) mesoderm. b) endoderm. c) ectoderm. d) a combination of two or more layers. e) none of the layers that are listed.
In which ways do the olfactory nerves (N I) differ from the other cranial nerves?
A) The olfactory nerves are very large. B) They are made up of many small, slender fibers that pass through openings in the skull. C) They contains somatic motor as well as autonomic components. D) They does not differ from the other cranial nerves in any significant way. E) None of the answers are correct.
All of the following are characteristics of skeletal muscle EXCEPT ________
A) voluntary B) striated C) uninucleate D) that the cells are long
The ion that triggers the release of acetylcholine into the synaptic cleft is
A) sodium. B) potassium. C) calcium. D) chloride. E) magnesium.