NGSS.HS-LS1-3

True or false:  Regulating what enters and leaves the cell helps the cell maintain homeostasis. 

• True
• False

Tags

NGSS.HS-LS1-3

When you step out into the cold, your body shivers in order to keep its temperature at 98.6^oF.

• All living things use energy
• All living things contain cells
• All living things maintain homeostasis
• All living things grow and develop

Tags

NGSS.HS-LS1-3

Maintaining a stable internal

environment is called

• homeostasis

• equilibrium

• balance

• evenness

Tags

NGSS.HS-LS1-3

thirst and hunger

• cerebellum

• brain stem

• hypothalamus

• hippocampus

Tags

NGSS.HS-LS1-3

What is this type of feedback?

• positive
• negative
• infinity
• a figure 8

Tags

NGSS.HS-LS1-3

The two types of feedback systems that help organisms maintain homeostasis are:

• positive and negative 
• receptor and effector
• static and dynamic
• minor and major

Tags

NGSS.HS-LS1-3

Which part of the brain controls heart rate, regulates blood pressures, and is involved in breathing, swallowing, and vomiting?

• Medulla

• Thalamus

• Midbrain

• Cerebellum

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

Loops that cause a response to build up and build up until something big happens are called ____________ loops

• positive

• negative

Tags

NGSS.HS-LS1-3

Most of the body's feedback loops are ____________ loops.

• positive

• negative

Tags

NGSS.HS-LS1-3