Question 1

Which is not a function of the circulatory system?

Accepted Answer

A) To transport nutrients to the cells and to remove wastes from the cells 
B) To distribute heat throughout the body 
C) To produce and store all of the immune system cells 
D) To carry chemical signals,such as hormones,throughout the body

Question 2

What is the purpose of dialysis treatments?

Accepted Answer

A) To constrict blood vessels to prevent death from anaphylactic shock 
B) To detoxify dangerous chemicals in the bloodstream 
C) To remove waste products from the bloodstream 
D) To keep the airways open so one can breathe

Question 3

From production through ejaculation,which is the correct pathway for a sperm cell?

Accepted Answer

A) Testis → Epididymis → Vas Deferens → Seminal Vesicles → Prostate Gland → Penis 
B) Testis → Prostate Gland → Seminal Vesicles → Epididymis → Vas Deferens → Penis 
C) Testis → Vas Deferens → Epididymis → Prostate Gland → Seminal Vesicles → Penis 
D) Testis → Epididymis → Seminal Vesicles → Vas Deferens → Prostate Gland → Penis

Question 4

Which part of the brain produces our most distinctly human traits,such as reasoning and imagination?

Accepted Answer

A) Cerebellum 
B) Medulla oblongata 
C) Corpus callosum 
D) Cerebral cortex

Question 5

Select the feature which is not directly involved in the clotting process.

Accepted Answer

A) Platelets 
B) Hemoglobin 
C) Fibrin 
D) All of these are involved in the clotting process.

Question 6

Most of the absorption of nutrients (besides water)takes place in the ________.

Accepted Answer

A) esophagus 
B) small intestine 
C) stomach 
D) large intestine

Question 7

Which is not a major protein found in muscles?

Accepted Answer

A) Actin 
B) Myosin 
C) Keratin 
D) All are major proteins found in muscles.

Question 8

________ refers to how a body system functions.

Accepted Answer

A) Anatomy 
B) Biology 
C) Zoology 
D) Physiology

Question 9

Maintaining a steady state internal environment,despite a changing external environment,is called ________.

Accepted Answer

A) heterostasis 
B) biofeedback 
C) homeostasis 
D) bioregulation

Question 10

Which of the following forms of contraception is removable?

Accepted Answer

A) A tubal ligation 
B) A vasectomy 
C) An intrauterine device 
D) None of these

Question 11

Which of the following statements is true?

Accepted Answer

A) Mechanical digestion only occurs in the mouth; chemical digestion only occurs in the stomach. 
B) Mechanical and chemical digestion both occur in the mouth and in the stomach. 
C) Mechanical digestion only occurs in the stomach; chemical digestion only occurs in the mouth. 
D) Mechanical and chemical digestion occur in the mouth; chemical digestion,but not mechanical digestion,occurs in the stomach.

Question 12

How do the muscles in your arm extend your arm outward?

Accepted Answer

A) The muscles in your arm push on the bones causing your arm to extend. 
B) The muscles in your arm relax and the tendons pull the arm straight. 
C) Some muscles in your arm relax and others contract,pulling the arm straight. 
D) The top half of your bicep wraps around underneath the elbow like a rope over a pulley.When it contracts,the arm is pulled out straight.

Question 13

How is an adaptive defense initially primed?

Accepted Answer

A) Upon exposure to a foreign antigen 
B) Complement proteins identify a cell as foreign 
C) Antibodies bind to surface markers of a foreign cell 
D) By way of the clonal selection of effector cells

Question 14

Which are the thinnest blood vessels?

Accepted Answer

A) Bronchioles 
B) Capillaries 
C) Arterioles 
D) Venules

Question 15

Which medication prevents viral infections by priming the immune system against a specific virus?

Accepted Answer

A) Vaccine 
B) Antibiotic 
C) Diuretic 
D) Anti-inflammatory

Question 16

Describe the role of the two antagonistic hormones involved in the feedback loop that maintains the level of glucose in the blood.Which organs are involved and what type of feedback is this?

Accepted Answer

The answer of Describe the role of the two antagonistic...

Question 17

Identify the primary role of the lymphatic system.

Accepted Answer

A) Distribution of hormones to the body 
B) Delivery of oxygen to the deep muscle cells 
C) Produce and store large numbers of white blood cells 
D) Filter out cellular wastes from the blood

Question 18

What is the name of the response to an injury in which fluids leak from dilated blood vessels causing redness and swelling?

Accepted Answer

A) Innate response 
B) Inflammatory response 
C) Compliment response 
D) Lymphatic response

Question 19

Sound is "heard" when sound waves cause structures inside your ears to physically vibrate.A signal is then sent to your brain where it is interpreted as sound.What type of receptors in the ear are responsible for the sense of hearing?

Accepted Answer

A) Chemoreceptors 
B) Electromagnetic receptors 
C) Mechanoreceptors 
D) Thermoreceptors

Question 20

What is the role of the epiglottis?

Accepted Answer

A) Produces vocal sounds 
B) Filters dust and other impurities from entering the respiratory system 
C) Prevents food from entering the windpipe 
D) Produces the positive or negative pressures that force air into or out of the lungs

Exam 11: Human Body Systems