If the sodium-potassium pumps in the cell membrane of a neuron fail to function, over time
A) the membrane resting potential will become more positive than normal.
B) the intracellular concentration of sodium ion will increase.
C) the extracellular concentration of potassium ion will increase.
D) All of the answers are correct.
D) All of the answers are correct.
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Thyroid hormone is somewhat unique in that it is a
A. biogenic amine that is lipid-soluble. B. protein hormone that is water-soluble. C. steroid hormone that is water-soluble. D. steroid hormone that is lipid-soluble. E. monoamine that is water-soluble.
The __________ center of the pons inhibits the dorsal respiratory group and helps regulate respiratory rate.
Fill in the blank(s) with the appropriate word(s).
Parkinson disease is associated with the loss of dopaminergic neurons.
Answer the following statement true (T) or false (F)
What is the function of dendritic cells in the skin?
A. To protect the skin from pathogens B. To allow skin to feel fine touch C. To form a durable, waterproof layer on the surface of the skin D. To give the skin color