7. The testes produce ANS D. Both A and B. A - Sperm; B - Testosterone

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• Body activities such as breathing, circulation, and heartbeat are regulated

by the ANS >>> B. Autonomic nervous system

• Which gas is brought into the body, and which is eliminated by the respira-

tory system? ANS >>> D. Oxygen, carbon dioxide

• The muscular tissue of the heart is called the ANS >>> C. Myocardium 1 / 4

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• Blood enters the right atrium of the heart from the ANS >>> B. Vena cava
• The disorder characterized by degeneration of the myelin sheath is

ANS >>> A. Multiple sclerosis

• The functional, microscopic filtration unit of the kidney is the ANS >>> B.

Nephron

• The testes produce ANS >>> D. Both A and B. A - Sperm; B - Testosterone
• The amount of circulating blood in the body of an average adult is about

ANS >>> D. 6 liters

• The main function of white blood cells is to ANS >>> B. Defend the body

against invading bacteria and viruses

• The process that stops bleeding is called ANS >>> B. Hemostasis
• The spinal cavity contains the ANS >>> C. Spinal cord
• Air is brought into the lungs by way of the ANS >>> C. Trachea 2 / 4

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• The longest and strongest bone of the skeleton is the ANS >>> A. Femur
• The dome-shaped muscle that separates the thoracic cavity from the

abdominal cavity is the ANS >>> C. Diaphragm

• Which of the following organs serves as a reservoir for blood? ANS >>> D.

Spleen

• The skin performs all of the following functions EXCEPT ANS >>> A.

Nitrogen-con- taining waste excretion

• The vocal cards are located in the ANS >>> B. Larynx
• Otitis media is an inflammatory condition of the ANS >>> A. Ear
• Insulin is produced in the ANS >>> C. Pancreas
• If a patient is diagnosed with enteritis, which part of the digestive tract is

inflamed? ANS >>> D. Intestines

• Which portion of the external ear is shaped to catch sound waves?

ANS >>> B. Pinna 3 / 4

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• The peripheral nervous system is made up of ANS >>> B. Peripheral nerves
• Another name for the eardrum is the ANS >>> D. Tympanic membrane
• Legally, a physician ANS >>> D. None of the above (A - May not refuse to

accept a patient if he or she chooses; B - May refuse to provide follow-up care after treatment; C - Must provide a medical history to the patient's insurance company if the insurance company so requests

• In order to release medical information to another source ANS >>> B. The

patient must sign a release form

• / 4