Understanding Homeostasis and Feedback Mechanisms

What is homeostasis?

• How the body grows

• How the body keeps things balanced

• How the body makes new cells

True or False: Homeostasis means the body stays the same even when the outside environment changes.

• True

• False

Tags

NGSS.HS-LS1-3

What is a feedback mechanism?

• A way the body stops working

• A loop that helps the body fix problems

• A way the body grows

Tags

NGSS.HS-LS1-3

Which of these is an example of negative feedback?

• Shivering when cold

• Getting a fever

• Sleeping

True or False: Positive feedback keeps a process going until it is finished.

• True

• False

When you exercise and get too hot, what does your body do to cool down?

• Sweats

• Makes you shiver

• Stops breathing

Which system helps bring oxygen into the body?

• Digestive system

• Nervous system

• Respiratory system

True or False: The endocrine system helps control body processes by releasing hormones.

• True

• False

Tags

NGSS.HS-LS1-3

What does your body do when your blood sugar is too high?

• Releases insulin to lower it

• Makes you eat more

• Increases your body temperature

Tags

NGSS.HS-LS1-3

Which of these is an example of positive feedback?

• Blood clotting

• Sweating to cool down

• Breathing faster when exercising

Tags

NGSS.HS-LS1-3