Homeostasis

Homeostasis is

• Changes in the environment that cause a response

• The internal balance that living things need to stay healthy

• The basic building block of life

• Learning about the systems of the body

Whenever you feel cold, it means that your body temperature dropped by a lot.

• True

• False

Tags

NGSS.MS-LS1-8

Your body shivers to

• warm itself up

• cool itself down

• keep from getting bored

• get rid of waste

Tags

NGSS.MS-PS3-4

NGSS.MS-PS3-5

Your body sweats to

• warm itself up

• cool itself down

• help the skeletal system

Tags

NGSS.MS-PS3-4

When you walk into an air conditioned room, your body will stop sweating. This is

• negative feedback

• positive feedback

• extra feedback

• special feedback

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NGSS.HS-LS1-3

What is negative feedback (in homeostasis)?

• When the body has an infection

• When the body responds to a stimulus and then stops the response when things are normal again

• When the body responds to a stimulus by continuing to increase something

• When the body does not respond to a stimulus

Tags

NGSS.HS-LS1-3

What is a stimulus?

• Something that causes a response

• A response

• The effect of a response

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NGSS.MS-LS1-8

A man jumps out of the way of a car. Which two body systems interact first?

• Nervous System and Excretory System

• Nervous System and Endocrine System

• Nervous System and Muscular System

• Excretory System and Endocrine System

Why can endocrine hormones affect many parts of the body?

• they are released quickly and stay in one place

• they travel along nerve cells to all parts of the body

• they travel in the bloodstream to all parts of the body

What are sensory receptors?

• Special features some people have so they can tell the future

• Hairs in your nose that help keep things like dust and pollen out of your lungs

• Blood vessels that carry hormones around the body

• Nerve cell endings that send signals to the brain about a stimulus

Tags

NGSS.MS-LS1-8