What is a way to protect your skeletal and muscular systems from injury?

a.
lift heavy objects quickly.

b.
avoid exercise.

c.
carry at least 20 lbs. in your backpack at all times.

d.
lift heavy objects with your knees bent.

Which of the following is the definition of ventilation as it relates to the respiratory system?

Jasmine is going out for dinner with her friends. which options are the healthiest for each part of her meal l?

When a researcher debriefs her participants, she: provides a detailed explanation of the study. removes their undergarments. tells them they can stop taking part at any time. provides an detailed explanation of the study, and tells them they can stop taking part at any time.