The ____ curve describes the relationship between available oxygen and oxygen carried by hemoglobin.

Consider the following equation: y = 2x + 4 For every change of 1 in x, how much does the value of y change?

A) 0 B) 1 C) 2 D) 4

The difference between apical and peripheral pulse rates that results from decreased cardiac output when the atria fail to contract is known as:

A) pulsus paradoxus. B) pulse deficit. C) pulsus alternans. D) paroxysmal pulse pressure.