Which describes how physical activity benefits the cardiovascular system? a. it reduces the chance of developing osteoporosis. b. it increases heart strength. c. it decreases the number of capillaries in the muscles. d. it raises blood cholesterol.

Select all that apply. which of the following are functions of the skeletal system? 1. to provide the body with a strong and mobile framework 2. to allow the body to move 3. to protect internal organs from sunlight, bacteria, and injury 4. to supply the body with blood cells and minerals

A72-year-old woman fell in her bathtub and fractured her hip. in viewing the fracture, x-ray revealed osteoporotic changes in her bone as well. after reduction of the fracture, and immobilizing the bones with internal pins, what type of exercise would the doctor have advised her to do as soon as she was able in addition to prescribing calcium supplements to improve her bone mass?

Describe 3 ways you can make sure you understand what your boss is asking for in his/her email or memo?