Homeostasis

Homeostasis

• allows for a wildly fluctuating internal environment

• is impossible in vertebrates

• is the maintenance of a relatively stable internal environment and often incorporates a form of feedback regulation

Tags

NGSS.HS-LS1-3

When you are cold, you shiver and your blood vessels contract, which warms you up. When you are hot, you sweat and your blood vessels expand, which cools you down.

• False

• True

Tags

NGSS.HS-LS1-3

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

• STABLE
• EQUAL
• COMPLETE
• CORRECT

Tags

NGSS.HS-LS1-3

The term for maintaining internal temperature is: 

• Thermoregulation
• Thermometer
• Homeothermal
• Homeostasis

Tags

NGSS.HS-LS1-3

What is the evaporation of a liquid to cool the body?

• Shivering
• Sweating
• Vasodilation
• Vasoconstriction

Tags

NGSS.HS-LS1-3

What is involuntary contractions of voluntary muscles to warm up?

• Shivering
• Sweating
• Vasodilation
• Vasoconstriction

Tags

NGSS.HS-LS1-3

Homeostasis in the human body is often maintained by a: 

• neutral feedback loop 
• solar feedback loop
• positive feedback loop
• negative feedback loop

Tags

NGSS.HS-LS1-3

If the environment gets cold, we will often shiver in order to:

• keep body temperature the same as the external temperature
• decrease body temperature
• increase body temperature
• regulate blood pressure

Tags

NGSS.HS-LS1-3

Which of the following is NOT the system that regulate the blood sugar level?

• Circulatory system
• Muscle system
• Endocrine system
• Digestive system

Tags

NGSS.HS-LS1-3

When the body temperature drop below normal ranges, arterioles in the skin will

• dilate to allow less blood to flow to skin surface

• constrict to allow less blood to flow to skin surface

• dilate to allow more blood to flow to skin surface

• constrict to allow more blood to flow to skin surface

Tags

NGSS.HS-LS1-3