RMA Practice Exam 200 Questions with Correct Answers 2023/2024

Body activities such as breathing, circulation, and heartbeat are regulated by the - Correct Answer B. Autonomic nervous system Which gas is brought into the body, and which is eliminated by the respiratory system? - Correct Answer D. Oxygen, carbon dioxide The muscular tissue of the heart is called the - Correct Answer C. Myocardium Blood enters the right atrium of the heart from the - Correct Answer B. Vena cava The disorder characterized by degeneration of the myelin sheath is - Correct Answer A. Multiple sclerosis The functional, microscopic filtration unit of the kidney is the - Correct Answer B. Nephron The testes produce - Correct Answer D. Both A and B. A - Sperm; B - Testosterone The amount of circulating blood in the body of an average adult is about - Correct Answer D. 6 liters The main function of white blood cells is to - Correct Answer B. Defend the body against invading bacteria and viruses The process that stops bleeding is called - Correct Answer B. Hemostasis The spinal cavity contains the - Correct Answer C. Spinal cord Air is brought into the lungs by way of the - Correct Answer C. Trachea The longest and strongest bone of the skeleton is the - Correct Answer A. Femur The dome-shaped muscle that separates the thoracic cavity from the abdominal cavity is the - Correct Answer C. Diaphragm Which of the following organs serves as a reservoir for blood? - Correct Answer D. Spleen The skin performs all of the following functions EXCEPT - Correct Answer A. Nitrogen-containing waste excretion The vocal cards are located in the - Correct Answer B. Larynx