An Individual's Total Number of Muscle Fibers Is a Fixed

question 11

Multiple Choice

An individual's total number of muscle fibers is a fixed amount by the time of adolescence, but what type of muscular growth changes can still occur beyond this developmental stage?

• A)Muscle atrophy resulting in increased muscle mass
• B)Muscle hypertrophy resulting in increased muscle mass
• C)No changes are possible to affect muscle growth past puberty except cutting overall body fat percentage for improved appearance of muscle
• D)Affecting hormonal rates through medical intervention to increase muscle fiber counts

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Definitions:

Facial Expressions

Movements of the facial muscles that convey emotions or reactions, serving as nonverbal communication among humans.

Eibl-Eibesfeldt

Pertains to Irenäus Eibl-Eibesfeldt, a renowned ethologist notable for his contributions to the study of human behavior and evolution.

Human Nature

The inherent characteristics, including ways of thinking, feeling, and acting, that all humans are said to possess.

Facial Expressions

Visible changes in the face that convey a person’s emotional state, intentions, or social communications, often universally recognized.