Homeostasis - Assessment

1.

Multiple Choice

30 sec

12 pts

What describes a lack of water in the blood?

Dehydration

Rehydration

Hydration

Concentrated

2.

Multiple Choice

30 sec

1 pt

Which of the following is a disease where sufferers cannot control their blood glucose levels?

Diabetes

Influenza

Cholera

Cystic fibrosis

3.

Multiple Choice

30 sec

1 pt

This happens due to involuntary contractions of voluntary muscles to warm up

Shivering

Sweating

Vasodilation

Vasoconstriction

4.

Multiple Choice

1 min

12 pts

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

5.

Multiple Choice

30 sec

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

6.

Multiple Choice

30 sec

1 pt

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

STABLE

EQUAL

COMPLETE

CORRECT

7.

Multiple Choice

30 sec

1 pt

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

8.

Multiple Choice

20 sec

1 pt

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

9.

Multiple Choice

1 min

1 pt

What might happen if you didn't run a fever when you got sick?

You would recover much more quickly

Your body temperature would drop to dangerous levels

Your immune system would shut down

Your body wouldn't fight off the infection as efficiently as it could

10.

Multiple Choice

20 sec

1 pt

You are growing a tomato plant in your house. Which of the following would the plant probably do to help maintain homeostasis?

Grow away from the light coming from the window

Grow toward the light coming from the window

Growth is not affected by the light coming from the window

11.

Multiple Choice

30 sec

1 pt

Why does your heart beat faster when you exercise?

To provide your muscle cells extra oxygen

To provide your muscle cells extra carbon dioxide

To heat your body up

To make you feel more tired

12.

Multiple Choice

30 sec

1 pt

The group of organisms that use the process of homeostasis includes

mammals, only

animals, only

plants and animals

all living things

13.

Multiple Choice

30 sec

1 pt

The ultimate cause of death

Over Heating

High blood sugar

Bad Hair

Loss of Homeostasis

14.

Multiple Choice

30 sec

1 pt

What part of a feedback mechanism is what happens inside of the organism, as the result of the effector?

Stimulus

Response

Receptor

Effector

15.

Multiple Choice

30 sec

1 pt

A change of conditions inside of the organism is the ...

response

effector

control center

stimulus

16.

Multiple Choice

30 sec

1 pt

Which part of the feedback loop is a body part that makes a change to bring the system back to homeostasis?

Effector

control center

response

receptor

17.

Multiple Choice

30 sec

1 pt

The body part that senses the change inside the organism ...

receptor

control center

effector

response

18.

Multiple Choice

30 sec

1 pt

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

Shivering

Sweating

Vasodilation

Vasoconstriction

19.

Multiple Choice

30 sec

1 pt

Which of the following resources are NOT needed by ANIMALS to help them maintain homeostasis?

oxygen

water

food

carbon dioxide

20.

Multiple Choice

30 sec

1 pt

Which of the following resources are NOT needed by PLANTS to help them maintain homeostasis?

light

water

rocks

carbon dioxide

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