Homeostasis

Homeostasis

• allows for a wildly fluctuating internal environment
• is impossible in vertebrates
• is the maintenance of a relatively stable internal environment

• is the maintenance of a relatively stable external environment

Homeostasis = internal conditions vary but within relatively ___________ limits!

• narrow

• wide

What is another word that can be used to describe "homeostasis"?

• stable

• equal

• complete

• correct

Which of the following is not regulated by homeostasis?

• body temperature

• blood sugar

• blood pH

• body movements

When your glucose levels are too high, what is the appropriate response?

• urinate

• release glucagon

• eat sugar

• release insulin

Homeostasis in the human body is often maintained by a: 

• the brain only

• solar feedback loop
• the muscles

• negative feedback loop

This graph shows an example of...

• Blood sugar regulation

• Homeostasis

• Negative feedback

• Positive feedback

What is the point of a feedback loop?

• To provide the body with more energy

• To provide the body with more food

• To make sure the conditions in the body are always changing

• To make sure the conditions in the body remain stable

Which of the system below not involved in body temperature?

• Nervous system

• endocrine system

• Excretory system

• muscular system

Body is at homeostasis when its needs are _____________ met and its functioning _____________

• adequately, smoothly

• adequately, rough