Homeostasis and Behavior Interactive Lesson

Homeostasis

EQ: Why do we get a fever when we are sick?

Open Ended

What kinds of things does your body do to get warm when it's cold outside?

Multiple Choice

What do you think homeostasis is?

• Keeping your body systems stable

• Staying at home

• Making body systems unstable

What is Homeostasis?

• Keeping internal body systems stable even during changes in the environment

• All organisms need specific conditions to function

• Our bodies naturally work to keep us stable and safe

Multiple Choice

What is the perfect internal body temperature for a person?

• 102 degrees F

• 98.2 degrees F

• 75 degrees F

When it Gets Cold...

• 1. Nervous system - Sends signals

• 2. Skin (integumentary system) - Creates goosebumps

• 3. Muscular System - Cause you to shiver

• All of this is to generate.....

• HEAT!!

Open Ended

What do you think your body does when you get too hot??

When you Need Energy...

• 1. Endocrine system - Sends hunger hormones

• 2. Nervous system - Makes you feel hungry

• 3. You eat, using muscular, skeletal, & digestive system

When your Body Needs H2O

• 1. Nervous system: Makes you thirsty

• 2. Skeletal + Muscular : Walk you to water

• 3. Nervous system: Makes you not thirsty

• 4. Digestive system & Circulatory: Get the water to where it is needed

Multiple Select

Which 2 body systems did you see in each scenario?

• Nervous system

• Muscular system

• Endocrine system

• Respiratory system