5 Homeostasis

Which of the following is an example of positive feedback?

• Thermoregulation

• Blood Pressure

• Childbirth

• Blood Sugar Levels

Tags

NGSS.HS-LS1-3

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

Tags

NGSS.HS-LS1-3

When you get cut, your skin cells release hormones that signal platelets to come and stop the bleeding. Platelets then release more hormones that signal even more platelets to help stop bleeding. The hormone signals continue until the cut is closed.

• Positive Feedback Response
• Negative Feedback Loop 

Tags

NGSS.HS-LS1-3

The maintenance of an organism’s internal environment is called:

• compensating
• homeostasis
• balancing
• routine

Tags

NGSS.HS-LS1-3

The group of organisms that use the process of homeostasis includes

• mammals, only

• animals, only

• plants and animals

• all living things

Tags

NGSS.HS-LS1-3

Rapid growth during puberty causes your body to release more and more growth hormones. As you grow, more and more growth hormones are released until puberty is reached, and then the hormones stop.

• Positive Feedback Response
• Negative Feedback Loop 

Tags

NGSS.HS-LS1-3

Negative Feedback Loops:

• amplify processes
• prevent small changes from getting larger
• are initiated during childbirth
• are found only in plants

Tags

NGSS.HS-LS1-3

Name the levels of organization in the human body in order from smallest to largest:

• Tissue, organ, organ system
  
• Organ system, tissue, organs, cells
  
• Cells, tissue, organs, organ system
  
• Cells , organs, tissue, organ system

Tags

NGSS.HS-LS1-2

What is the name of the receptor that detect the rise and fall of body temperature?

• Thermoreceptor
• Osmoreceptor
• Baroreceptor
• Chemoreceptor

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