1. The skeletal system is created to ____________ internal organs.

A) protect <-------------------
B) maintain
C) support
D) hide

2. Your elbow and knee are examples of

A) ligaments.
B) joints. <--------------------
C) cartilage.
D) angles.

3. The muscular system allows our bones to

A) strengthen.
B) contract.
C) lengthen.
D) move. <---------------------

4. This muscle helps to transport blood to and from the heart.

A) smooth muscle <----------------
B) cardiac muscle
C) skeletal muscle
D) involuntary muscle

5. The blood vessels that return blood to the heart from the rest of the body are

A) capillaries.
B) veins. <----------------------
C) arteries.
D) valves.

6. It is the middle of the winter and like everyone else you have caught a cold, your body relies
on your ___________ to help boost your immune system.

A) plasma
B) red blood cells
C) white blood cells <-------------
D) platelets

7. During the exchange of air in your lungs, your body seeks to keep oxygen and release
______________ which will then exit your body

A) microorganisms
B) carbon dioxide <---------------
C) plasma
D) mucus

8. It is important that you maintain a healthy weight both for your overall health and so that your
respiratory system can

A)deliver oxygen more adequately. <-----------

B) pump blood more forcefully from the heart.

C) keep capillaries constricted.

D) allow for smaller amounts of air to enter your lungs.

9. If you touch a pot that just came off the stove and it is hot, your body sends ______ to the
brain so that you move your hand.

A) neurons
B) impulses <----------------------
C) dendrites
D) synapse

10. When you are walking, you rely on this part of your brain to keep you balanced and your
muscles moving.

A) cerebrum
B) cerebellum <--------------------
C) brain stem
D) frontal lobe

11. After neglecting to look before diving into the pond, your friend hits his head on a rock and
disrupts his _________________ causing him to be paralyzed from his waist down.

A) cardiovascular system
B) circulatory system <-------------
C) nervous system
D) endocrine system

12. The main process of excretion takes place in the

A) stomach.
B) kidneys. <----------------------
C) small intestine.
D) liver.

13. Choosing to eat green vegetables rather than extra macaroni and cheese is a great way to keep
the digestive system moving because green vegetables are full of

A) fat.
B) protein.
C) fiber. <-------------------------
D) carbohydrates.

14.The primary location for digestion to occur is in the stomach.

true
false <--------------------------

15The endocrine system only regulates short­term changes in the body.

true <----------------------------
false

16. When you wake up and a large pimple greets you when you look into the mirror, this
endocrine gland is to blame.

A) thymus gland
B) reproductive gland
C) thyroid gland <------------------
D) pancreas

17. During puberty, you may find yourself on a roller coaster, one minute you feel like crying and
the next minute you are on top of the world. This could signify that you’re suffering from a

A) hormonal imbalance. <------------
B) hormonal surge.
C) hormonal shortage.
D) hormonal discrepancy.


18.The testes and sperm are located within the scrotum which is located on the outside of the
male body to regulate a temperature adequate for sperm production.

true <----------------------------
false

19. A function of the female reproductive system is to provide a nourishing environment in which
a fertilized ________ can develop into an embryo.

ovary
sperm
egg <-----------------------------
uterus

20. A couple enters the doctor’s office and expresses concern that they are having difficulties
becoming pregnant. The doctor may find that one or both individuals are suffering from

an ovarian cyst.
testicular cancer.
endometriosis.
infertility.<-----------------------

21. You can perform ________ at home which can help to detect reproductive problems early and
allow you to seek the appropriate medical attention

A) self­exams <---------------------
B) exercise
C) sexual activity
D) ovulation

1.A

2.B
3.D
4.B
5.B
6.C
7.B
8.A
9.B
10.B
11.C
12.B
13.C
14.B
15.B
16.B
17.A
18.A
19.C
20.D
21.A

I got really confused with you people so i just posted the answers myself (connexus)

All right except

4. B
11. C
15. B
16. B

Nobody's gonna know you cheated you dorks it's multiple choice. But thanks OP, "Just took the connexus test", and boo for confirming my answers before I turned it in, just got a 100%.

1. A - protect
2. B - joints
3. D - move
4. B - cardiac muscle
5. B - veins
6. C - white blood cells
7. B - carbon dioxide
8. A - deliver oxygen more adequately
9. B - impulses
10. B - cerebellum
11. C - nervous system
12. B - kidneys
13. C - fiber
14. B - false
15. B - false
16. B - reproductive gland
17. A - hormonal imbalance
18. A - true
19. C - egg
20. D - infertility
21. A - self-exams

Thank you Boo

all right 100% with the above corrections

Boo is 100% right, trust me.

Oh my god, number 21! I really want to put sexual activity just for laughs!

Boo is right, for connexus

Thank you guys so MUCH!!! it's right not a trick for who's ever else looking at this. THANK YOU

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