Homeostasis - Assessment

1.

Multiple Choice

2 mins

1 pt

True or False Integrating centers usually include the brain, spinal cord and endocrine glands.

True

False

2.

Multiple Choice

2 mins

1 pt

True or False Blood clotting and uterine contractions are good examples of negative feedback.

True

False

3.

Multiple Choice

1 min

1 pt

Humans have ___ for body temperature, blood glucose concentrations, electrolyte concentrations, pH levels, tendon tension and variables.

positive feedback mechanisms

set points

a wide internal range

no regulation

4.

Multiple Choice

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

is the maintenance of a relatively stable external environment and often incorporates a form of feedback regulation

5.

Multiple Choice

2 mins

1 pt

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

6.

Multiple Choice

2 mins

1 pt

a body system that controls growth and homeostasis by secreting hormones from glands.

skeletal system

nervous system

endocrine sytem

integumentary system

7.

Multiple Choice

10 sec

1 pt

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

8.

Multiple Choice

30 sec

1 pt

Homeostasis in the human body is often maintained by a:

neutral feedback loop

solar feedback loop

positive feedback loop

negative feedback loop

9.

Multiple Choice

10 sec

1 pt

The "cause" for something to happen is the

response

effect

stimulus

homeostasis

10.

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

11.

Multiple Choice

20 sec

1 pt

Function of pancreas:

control blood pressure

produces hormones that control BSL (blood sugar level)

control female characteristics

control sperm production

12.

Multiple Choice

10 sec

1 pt

The "effect" of a given stimulus is the...

response

stimulus

cause

result

13.

Multiple Choice

30 sec

1 pt

An example of Negative Feedback Loop could be

Hormones released when giving birth

Production of milk during nursing

Water constantly running

Maintaining Oxygen levels

14.

Multiple Choice

30 sec

1 pt

______________ cells produce insulin in response to High Blood GlUcose levels

Alpha

Beta

Theta

omega

15.

Multiple Choice

30 sec

1 pt

______________________ is a hormone that plays in important role in child birth and lactation

Glucagon

Progesterone

Insulin

Oxytocin

16.

Multiple Choice

30 sec

1 pt

Your Kidneys are the organs responsible for

Clotting of blood

Body temperature

Osmoregulation

17.

Multiple Choice

30 sec

1 pt

__________________ is secreted in response to low blood sugar levels

Ethlyene

Insulin

Oxytocin

Glucagon

18.

Multiple Choice

10 sec

1 pt

What type of feedback loop is shown?

Positive

Neutral

Negative

19.

Multiple Choice

10 sec

1 pt

What type of feedback loop is shown?

negative

neutral

positive

20.

Multiple Choice

30 sec

1 pt

During Lactation the stimulus comes from

Baby

Hormones

Mother

21.

Multiple Choice

30 sec

1 pt

Platelets act as ___________ during blood clotting

Stimulus

Receptor

Effector

Response

22.

Multiple Choice

30 sec

1 pt

Pressure on the cervix is ___________________ during child birth

stimulus

receptor

effector

reponse

23.

Multiple Choice

30 sec

1 pt

The ________________ is responsible for secreting hormones used to regulate blood sugar

pancreas

liver

pituatary

hypothalamus

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