If the receptor site for a neurotransmitter were completely blocked:
A) the presynaptic neuron would release a different neurotransmitter.
B) neurotransmitter release would stop.
C) synaptic transmission would fail.
D) a weaker action potential would result.
Answer: C
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A. anemia B. erythropoiesis C. erythroblastosis D. polycythemia E. agglutination
The affinity of hemoglobin for O2 is decreased in rapidly metabolizing tissues
Indicate whether the statement is true or false.
One function of saccades is to prevent adaptation of photoreceptors to a visual image.
Answer the following statement true (T) or false (F)
The salt level in the nephron is particularly high in comparison to its surrounding environment. Which of the following will most likely occur?
A) The salts will move from high to low concentration. B) The salts will move into the descending loop. C) Other dissolved substances will move into the nephron. D) The fluid in the nephron will move into the surrounding environment.