In the crossed-extension reflex, if the right leg flexes, then the left leg:

A) extends. B) flexes. C) abducts. D) adducts.


Answer: A

Anatomy & Physiology

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Hydrogen bonds form between molecules containing _________ bonds; the hydrogen bond is between a hydrogen atom of one molecule and a partially _________ charged atom of another.

A. polar covalent; negatively ?B. polar covalent; positively ?C. nonpolar covalent; positively ?D. nonpolar covalent; negatively ?E. ionic; positively

Anatomy & Physiology

The discipline that might examine structural interactions within a sheet of muscle tissue is called ________.

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

Anatomy & Physiology

Why is cholesterol necessary in the body?

A) It is important for energy production. B) It is an important enzyme. C) It is a building block for proteins. D) It is a component of plasma membranes and is important for cell growth and division. E) It makes up the genetic material.

Anatomy & Physiology

Rebecca is fasting today. She can expect less saliva secretion on a fasting day than on a day when she is snacking every few hours. 

Answer the following statement true (T) or false (F)

Anatomy & Physiology