Anemia Can Result from a Deficiency of

question 19

Multiple Choice

Anemia can result from a deficiency of

• A)iron.
• B)folate.
• C)vitamin B-12.
• D)All of these choices are correct.

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Definitions:

Synaptic Cleft

The tiny gap between two neurons, across which neurotransmitters travel to transmit nerve impulses.

Voltage-Gated Channel

A type of ion channel that opens or closes in response to changes in the electrical potential across a cell membrane.

Synaptic Vesicle

Synaptic vesicles are small sacs found in neurons that store various neurotransmitters released at the synapse during neurotransmission.

Presynaptic Terminal

The end of a nerve fiber that releases neurotransmitters to send a signal across a synapse to another nerve, muscle cell, or gland.