Homeostasis II

a body system that controls and coordinates all body activities through electric impulses/messages between brain, spinal cord and nerves.

• endocrine system 
• nervous system
• nerve
• neuron

Failure to maintain homeostasis could result in:

• lack of internal balance
• eventual death
• difficulty carrying on metabolism 
• all three

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

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

What is released by the pancreas when blood sugar is low?

• glucose
• glucagon
• insulin
• glycogen

Tags

NGSS.HS-LS1-3

Insulin is released by

• the heart

• the kidneys

• the pancreas

• the liver

the role of insulin is to

• allow glucose to enter the cells

• break down glucose

• send glucose to kidneys for urination

• non of the above

Homeostasis

• internal conditions are unstable

• internal conditions remain stable

• external conditions remain stable

• external conditions are unstable

Tags

NGSS.HS-LS1-3

Low temperatures can cause

• hypothermia

• hyperthermia

• euthermia

• sweating

Tags

NGSS.HS-LS1-3

How is heat transferred around the body?

• Blood

• Water

• Sweat

• Skin

Tags

NGSS.HS-PS3-4