The primary chemical stimulus for breathing/inhalation is the concentration of ______ in the blood.

All of the following are components of the urinary system EXCEPT the:

Complement proteins are:

A(n) ________________ is “any cell, particle or chemical that induces a specific immune response by B or T cells and can stimulate resistance to an infection or a toxin.”

When an infection occurs, neutrophils and ____ migrate to the infected area to conduct phagocytosis.

___________________ __________________ are effective against viruses, cancer cells, and transplanted tissue.  They contain granzymes, perforin, granulysin and lymphotoxin. They are involved in cell-mediated immunity. (Choose all that apply; no partial credit)

Vascular resistance is affected by:

Determine if the underlined portions of the statement are true or false. Expiration during normal quiet breathing is a passive process requiring no muscular contractions.

Determine if the underlined portion of the statement are true or false. The right lung is smaller than the left lung because of the position of the heart.

___________________ __________________ are effective against viruses, cancer cells, and transplanted tissue.  They contain granzymes, perforin, granulysin and lymphotoxin. They are involved in cell-mediated immunity. (Choose all that apply; no partial credit)