Which of the following is an effect of myelination?
A) Myelination increases the rate at which phagocytosis occurs in the brain.
B) Myelination increases the rate of mitosis in damaged neurons.
C) Myelination increases the speed of conduction of action potentials.
D) Myelination increases the volume of cerebrospinal fluid in circulation.
Answer: C
You might also like to view...
In what way are lymphatic vessels similar to veins?
A. They empty into lymph nodes. B. They are small, encapsulated bodies. C. They include valves to direct flow. D. They carry blood to the heart.
Which of the following would tend to increase lung compliance:
A. a decrease in alveolar surface tension B. a disease that kills alveolar type II cells C. decreased surfactant production D. less lung volume change for a given pressure change E. lung scarring, a.k.a., 'fibrosis'
Inhibitory postsynaptic potentials are due to the opening or ____ channels.
Fill in the blank(s) with the appropriate word(s).
The majority of connective tissues contain
A. a large number of cells with a small amount of liquid matrix. B. an even distribution of cells and extracellular matrix. C. a large amount of extracellular matrix and a few scattered cells. D. large numbers of cells and very little extracellular matrix. E. a dense collection of protein fibers with no extracellular matrix.