-Phospholipids Are Important Components of the Plasma Membrane

question 163

Multiple Choice

-Phospholipids are important components of the plasma membrane. What does "C" represent on the diagram?

• A) Phosphorus
• B) Oxygen
• C) Nitrogen
• D) Polar (hydrophilic) region
• E) Nonpolar (hydrophobic) region

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Definitions:

Endorphins

Natural, pain-killing substances produced by the body that also contribute to feelings of pleasure and well-being.

Natural Opiates

Are substances derived from the opium poppy plant that have pain-relieving properties, such as morphine and codeine.

Vestibular Sense

Sense that provides information about balance and movement.

Kinesthetic Sense

A sense that detects bodily position, weight, or movement of the muscles, tendons, and joints.