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Veena Kumar
Anatomy weeks 6-12
Question | Answer |
---|---|
Skeletal muscles constitute approximately ____ of our body weight. A. 25% B. 50% C. 75% D. 80% | B. 50% |
True or False The teres major and teres minor muscles move the forearm. | False The teres major and teres minor muscles move the arm. |
Gray matter in the brain and spinal cord consists primarily of: A. cell bodies B. axons C. nerve fibers D. neuroglia | A. cell bodies |
True or False The autonomic nervous system does not stimulate skeletal muscles | True |
How many pairs of spinal nerves are connected to the spinal cord? A. 11 B. 21 C. 23 D. 31 | D. 31 |
True or False Formation of the cerebrospinal fluid occurs in the meninges. | False Formation of the cerebrospinal fluid occurs in the choroid plexus. |
Cardiac output is determined by A. stroke volume B. heart rate C. blood pressure D. A and B | D. both A and B stroke volume and heart rate |
True or False The localized pressure gradient needed to maintain blood flow in a tissue is called perfusion pressure. | True |
Lymphocytes that kill many types of tumor cells and cells infected by different kinds of viruses are known as A. thymocytes B. lymphotoxin C. natural killer cells D. effector T cells | C. natural killer cells |
True or False Boyle's law states that the volume of a gas is inversely proportional to its pressure | True |