Passage of materials in and out of the bloodstream in tiny vesicles through the processes of endocytosis and exocytosis is:
A) passive transport
B) diffusion
C) transcytosis
D) bulk flow
Answer: C) transcytosis
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Imagine a genetic mutation that resulted in a malfunctioning inactivation gate in a voltage-gated sodium channel. The defective gate wouldn't always open and close when it should. What functional problems would this cause for the neurons?
What will be an ideal response?
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How many muscle fibers stimulate one somatic motor neuron?
A) 2 B) 0 C) 3 D) 4 E) 1