Which example is an indication of stress? a. becoming more alert. b. narrowing air passages c. slow down of the heartbeat d. decreasing blood sugar ith adrenaline.

One of the functions of the endocrine system in the body is to what

Ihave a really high metabolism and only weigh 70 pounds (13 almost 14). people always ask me two questions: do you ever eat and how do you eat so much and stay so skinny.i am worried that a high metabolism wont me forever. what are some safe steps i can take to maintain being fit. (also, i already work out i am a dancer so i get cardio a lot)

The goal of the flu vaccine is to prevent you from becoming infected with influenza. select the best answer from the choices provided. t f