Gas exchange is a function of the

A) cardiovascular system.
B) lymphoid system.
C) respiratory system.
D) urinary system.
E) endocrine system.


C) respiratory system.

Anatomy & Physiology

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Which of the following is an effect of stress on the immune system?

a) Increased activity of T lymphocytes b) Increased activity of B lymphocytes c) Activation of the immune system d) Inhibition of the immune system e) Increased production of antibodies

Anatomy & Physiology

Which process is not used to move substances out of a cell?

A. Active transport B. Exocytosis C. Facilitated diffusion D. Phagocytosis E. Simple diffusion

Anatomy & Physiology

Most of the DNA in the human genome encodes protein.

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

Anatomy & Physiology

Considered one of the leading causes of death in the United States for both men and women, at least two people per ________ in the United States experience coronary artery disease (CAD)-related events, according to the American Heart Association.

a. minute b. hour c. day d. week e. month

Anatomy & Physiology