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Homeostasis Summary

Authored by MAVIS (NIE)

Biology

8th - 12th Grade

Used 7+ times

Homeostasis Summary
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19 questions

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1.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

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

2.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Homeostasis in the human body is often maintained by a: 

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

3.

MULTIPLE CHOICE QUESTION

1 min • 5 pts

Negative Feedback Loops:

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

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

If pressure increases on a mothers cervix during childbirth then oxytocin increases, this is an example of ____ feedback?

Thermoregulation

Blood Pressure

positive

negative

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

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

Shivering
Sweating
Vasodilation
Vasoconstriction

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is involuntary contractions of voluntary muscles to warm up?

Shivering
Sweating
Vasodilation
Vasoconstriction

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

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

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