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 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 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 adeliver 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.
a. true
b. 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 to detect reproductive problems early and
allow you to seek the appropriate medical attention
a self­exams < b exercise c sexual activity d ovulation