The effect on the heart of excess potassium ion concentration usually is
A) increased rate and decreased force of contraction.
B) decreased rate and decreased force of contraction.
C) decreased rate and increased force of contraction.
D) increased rate and increased force of contraction.
B
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The mucous epithelium of the digestive tract forms from the ________.
Fill in the blank(s) with the appropriate word(s).
Severe kidney damage, such as glomerulonephritis, often leads to
A) acute respiratory acidosis. B) respiratory alkalosis. C) metabolic acidosis. D) metabolic alkalosis. E) chronic respiratory acidosis.
If sensitization is the opposite of habituation, and sensitization is adaptive, would habituation be considered maladaptive? Why or why not?
What will be an ideal response?
If neuron Y's neurotransmitter is causing neuron X's membrane potential to decrease, then we would logically conclude that this neurotransmitter causes
a. increased PNa+ and PK+ b. increased PK+ or PCl- c. increased permeability to protein anions d. increased permeability to calcium ions e. None of the above