Which Structures Is Projected in Lateral Profile on a PA

question 31

Multiple Choice

Which structures is projected in lateral profile on a PA oblique (scapular Y) projection?

• A) Humerus
• B) Scapula
• C) Clavicle
• D) Acromion

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Definitions:

Norepinephrine

A neurotransmitter and hormone involved in the body’s fight-or-flight response, affecting attention and responding actions.

Depressed Mood

A state of persistent sadness, a key symptom of depression that can affect a person's thoughts, behavior, feelings, and sense of well-being.

Neurotransmitter

Chemical substances in the nervous system that transmit signals across a synapse from one neuron to another.

Antagonist

A substance that blocks or inhibits the effects of a neurotransmitter or hormone.