Which of the following formulas would be used to determine cardiac output?
a. blood pressure x age
b. blood pressure x stroke volume
c. heart rate x age
d. stroke volume x heart rate

As you sit in the library with your friend studying for your weekly quiz on the integumentary system, you come upon an article about the hazards of prolonged exposure to the sun's rays. your curious nature leads you to research the subject further. you're fascinated to learn that minimal exposure to the sun allows you skin to manufacture vitamin d, which is important to maintain homeostasis. you also read that although sunscreen can protect you from the ultraviolet (uv) rays of the sun, some medications can actually increase a person's sensitivity to the sunlight.

How much of the body is affected by chemotherapy

Why is the first step in responding to life-threading situations to assess the situation?