An absence of ________ would have no impact on the electron transport system.
A. cytochrome b
B. flavin mononucleotide (FMN)
C. coenzyme A
D. coenzyme Q
Answer: C
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Where does saltatory conduction occur?
A) From node to node in myelinated fibers B) From node to node in unmyelinated fibers C) Down the entire length of an unmyelinated fiber D) Down the entire length of a myelinated fiber
Oligodendrocytes make myelin.
Answer the following statement true (T) or false (F)
Mary was involved in an accident that resulted in severe damage to several of her facial bones. As a result, her olfactory organ was damaged as well. Which of the following may be a side effect of her injury?
A. Mary will most likely develop tinnitus as a result to damage of the olfactory pathway. B. Mary will most likely have an increase in her ability to taste to compensate for her lack of olfaction. C. Mary will most likely notice a dramatic decrease in her ability to taste. D. None of the choices are correct.
The contraction of the piloerector muscles (pilomotor muscle or arrector pili) in humans causes __________.
A. hairs to stand on end, trapping an insulating layer of warm air next to the skin B. generation of heat to raise the body temperature C. hairs to stand on end to make the individual appear bigger D. hairs to stand on end with no apparent function E. increased ability to feel pain