Select at least two warning signs of abuse. think about interactions you have seen take place between teens at school, or elsewhere, and explain what you believe could have been warning signs exhibited by one of the teens. (16 points)

Maintaining a healthy weight allows the respiratory system to work more effectively because a. oxygen is being delivered more adequately. b. the heart does not have to pump as forcefully. c. the capillaries are constricted. d. the lung capacity allows for small amounts of air.

Blood cells bring oxygen to cells and take carbon dioxide away. true or false

Wheeled coach ambulance uses an interactive computer program to develop and document its products. what is it called?