What Is a Discoloration of the Skin and Mucous Membranes

question 118

Multiple Choice

What is a discoloration of the skin and mucous membranes caused by deoxygenation of the blood?

• A) hypoxemia
• B) clubbing
• C) cyanosis
• D) hypercapnia

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Definitions:

Merkel Cells

Specialized skin cells involved in the sense of touch, capable of detecting textures and shapes.

Root Hair Plexuses

Nerve fiber networks found in the dermal layer of the skin that allow for the sensation of touch in hair-covered skin.

Baroreceptors

Sensory nerve endings in the cardiovascular system sensitive to blood pressure changes, helping in reflex control of the blood pressure.

Proprioceptors

Sensory receptors found in muscles, tendons, and joints that provide information about body position and movement.