The musculoskeletal system provides which of the following functions for the human body?
A. Protection and storage
B. Movement and elimination
C. Storage and control
D. Propulsion and preservation
Answer: A. Protection and storage
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A patient with secondary hypertension has come into the clinic for a routine check-up. The nurse is aware that the difference between primary hypertension and secondary hypertension is which of the following?
A) Secondary hypertension has a specific cause. B) Secondary hypertension has a more gradual onset than primary hypertension. C) Secondary hypertension does not cause target organ damage. D) Secondary hypertension does not normally respond to antihypertensive drug therapy.
Myasthenia gravis (MG) is an autoimmune disease of the neuromuscular junction characterized by the fluctuating weakness of certain skeletal muscle groups. The use of intravenous immune globulin
a. increases anxiety and depression. b. reduces the production of acetylcholine antibodies. c. removes the antibodies produced by the autoimmune response. d. increases the production of acetylcholine antibodies.
Which of the following procedures requires the injection of a small amount of radioactive isotope that is localized in brain tissue?
a. positron emission tomography (PET) b. computerized tomography (CT) c. magnetic resonance imaging (MRI) d. electroconvulsive therapy (ECT)
Why are children at risk on their own family's farm?
A. Children often help with the work without much regard for training or safety. B. Everyone knows farms are an ideal lifestyle, so no one worries about the children. C. Machinery can injure someone faster than a parent can turn the machine off. D. Parents are too busy working at tasks to watch the children.