The plasma membrane is referred to as a mosaic because of the presence of ________.

A. phospholipids that are in constant motion
B. moving proteins in a random arrangement
C. stationary proteins in a uniform arrangement
D. carbohydrates in changing patterns


Answer: B

Anatomy & Physiology

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________ are tiny droplets of fatty acids, monoglycerides, and bile salts.

Fill in the blank(s) with the appropriate word(s).

Anatomy & Physiology

When body temperature rises, a center in the brain initiates physiological changes to decrease the body temperature. This is an example of

A) negative feedback.
B) positive feedback.
C) nonhomeostatic regulation.
D) diagnostic regulation.
E) fever.

Anatomy & Physiology

Strength training causes ________

A) A decrease in the number of mitochondria in a muscle cell B) Muscle hypertrophy C) A decrease in blood vessels to a muscle D) Muscle atrophy

Anatomy & Physiology

Which of the following nerve endings isĀ notĀ found in the skin?

A. Ruffini corpuscles B. Tactile corpuscles C. Hair receptors D. Proprioceptors E. Lamellar corpuscles

Anatomy & Physiology