Which of the following is not a function of the neuroglia?
A) support
B) memory
C) secretion of cerebrospinal fluid
D) maintenance of blood-brain barrier
E) phagocytosis
B
You might also like to view...
Stress fractures result from which of the following types of loading?
A. acute loading B. repetitive loading C. both A and B D. neither A nor B
When the level of blood flow is not ideally matched with the amount of airflow in a localized area of lung tissue,
a. autoregulatory mechanisms are invoked b. the autonomic nervous system couples the events more ideally c. and if airflow is low and blood flow too high, arteriolar vasoconstriction occurs d. both a and b occur e. both a and c occur
Compression of what nerve arising from the brachial plexus results in numbness, tingling, and pain in the fingers, a condition called carpal tunnel syndrome?
A) axillary nerve B) radial nerve C) median nerve D) musculocutaneous nerve
Two stimuli occur on the same neuron more than a minute apart. The second stimulus is more than ten times greater than the first. If we compare the two resulting action potentials, which is TRUE?
A. The second stimulus will lead to an action potential with a longer hyperpolarization at the end. B. The second stimulus will lead to an action potential with higher amplitude. C. The amplitude of the two action potentials will be the same. D. The amplitude and duration of the second action potential will be greater than the first. E. The second stimulus will lead to an action potential with a longer duration.