Endocrine System

The endocrine system is made up of glands that release hormones into the blood.

• True

• False

Which of these functions are the main function of the endocrine system?

• To ensure that we take in oxygen through the lungs

• To make hormones that control growth and development

• To control balance, movement, and coordination

• To protect the body from disease caused by pathogens

Release of chemical messengers

are called

(a)  

• hormones
• glands
• muscles
• bones

Hormones cause specific effects by ______.

• Flooding the entire body

• Targeting specific parts of the brain

• Targeting specific groups of cells in the body

• Spreading through the nervous system

Endocrine glands secrete _

• Hormones

• Neurotransmitters

• A wide range of chemical substances