Gesturing "No" with the Head Depends on the Structure(s) of Which

question 58

Multiple Choice

Gesturing "no" with the head depends on the structure(s) of which cervical vertebrae?

• A) atlas
• B) axis
• C) vertebra prominens
• D) both the atlas and the axis
• E) both the atlas and the vertebra prominens

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Definitions:

Arterioles

Small blood vessels that extend and branch out from arteries and lead to capillaries, playing a key role in regulating blood pressure.

Vena Cava

The two large veins (the superior vena cava and the inferior vena cava) that carry deoxygenated blood from the body back to the heart.

Atrioventricular Valve

One of the two valves that separate the atrium and the ventricle in the heart, preventing backflow of blood.

Inferior Vena Cava

The large vein that carries de-oxygenated blood from the lower and middle parts of the body into the right atrium of the heart.