The implications of an injury to the brain may vary depending on what?
a. part of the heart damaged
b. part of the spinal cord damaged
c. part of the brain damaged

Which of these is most likely to prevent pregnancy? a. tracking of female body temperature to identify ovulation times b. proper condom use c. male withdrawal before ejaculation d. proper spermicide use

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

Protein is a primarily building block of