The Triangle of Auscultation Is Bordered by Two Muscles of the Back

question 43

Multiple Choice

The triangle of auscultation is bordered by two muscles of the back:

• A) latissimus dorsi and teres major.
• B) erector spinae and teres major.
• C) trapezius and infraspinatus.
• D) trapezius and latissimus dorsi.

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Definitions:

Transporter Proteins

Proteins that move molecules across cell membranes, playing critical roles in nutrient uptake, neurotransmitter clearance, and waste removal.

Presynaptic Axon

The part of an axon that is situated at the presynaptic side of a synapse, responsible for releasing neurotransmitters.

Neurotransmitter

A chemical substance that transmits signals across a synapse from one neuron to another in the brain and nervous system.

Reuptake

Inactivation of a neurotransmitter when membrane transporter proteins bring the transmitter back into the presynaptic axon terminal for reuse.