The Iliac Crest Is the Origin of the

question 67

Multiple Choice

The iliac crest is the origin of the

• A) quadratus lumborum.
• B) longissimus cervicis.
• C) iliocostalis cervicis.
• D) splenius.
• E) semispinalis capitis.

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Definitions:

Voltage-Gated Channels

Protein channels in cell membranes that open or close in response to changes in membrane voltage, crucial for nerve impulse transmission.

Exocytosis

The process by which cells transport molecules out of the cell by the fusion of vesicles with the plasma membrane.

Presynaptic Terminal

The end point of a neuron where it connects to another neuron or muscle cell, releasing neurotransmitters to transmit nerve impulses.

Acetylcholine

A neurotransmitter involved in muscle activation and various functions in the central and peripheral nervous system, including memory and arousal.