When the Myosin Head Flexes into a Bend, Pulling the Actin

question 197

Multiple Choice

When the myosin head flexes into a bend, pulling the actin filament along with it, this is called the

• A) action reaction.
• B) power stroke.
• C) recovery stroke.
• D) muscle tone.
• E) action potential.

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Definitions:

Fearful

Feeling afraid or anxious; the emotional response to perceived threats or danger.

Relaxed Adults

Mature individuals who exhibit low levels of stress and high levels of calmness in their demeanor.

Heart

An organ in most animals that pumps blood through the circulatory system to supply oxygen and nutrients to the body.

Embryonic Period

A critical phase in early development after conception where major organs and structures within the embryo begin to form.