Homeostasis and Cell transport 7.3-7.4

What describes a lack of water in the blood?

• Dehydration
• Rehydration
• Hydration
• Concentrated

What is a disease where sufferers cannot control their blood glucose levels?

• Diabetes
• Influenza
• Cholera
• Cystic fibrosis

Tags

NGSS.HS-LS1-3

What is involuntary contractions of voluntary muscles to warm up?

• Shivering
• Sweating
• Vasodilation
• Vasoconstriction

Which is NOT a characteristic/example of positive feedback?

• Enhances the stimuli

• Body temperature, Blood pressure

• Labor contractions

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

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.  

• Positive Feedback Response
• Negative Feedback Loop 

Tags

NGSS.HS-LS1-3

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

• STABLE
• EQUAL
• COMPLETE
• CORRECT

Tags

CCSS.RI.11-12.4

CCSS.RI.8.4

CCSS.RI.9-10.4

CCSS.RL.11-12.4

CCSS.RL.9-10.4

Most bacteria that cause sickness in humans grow best at 98.6^oF. Sometimes a fever is the body's response to the bacteria. What is the reason for developing a fever?

• To lower the temperature of the body to kill the bacteria
• The increase the temperature of the body to kill the bacteria
• To allow the bacteria to take over
• To make you feel miserable

Tags

NGSS.HS-LS1-3

Which of the following animals has a body temperature that doesn't change depending on the weather outside?

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