The substance used to lubricate joints is called:
A. synovial fluid.
B. sebum.
C. lymph.
D. steroids.
Answer: A
Health Professions
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Less stimulation is required to trigger an action potential in a nerve that
A) is myelinated and has a wide diameter B) is unmyelinated and has a narrow diameter C) is myelinated and has a narrow diameter D) is unmyelinated and has a wide diameter
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Which of the following is NOT a component of the pediatric assessment triangle?
A) Circulation B) Breathing C) Abdomen D) Appearance
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Identify the major types of relationships between variables.
What will be an ideal response?
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Certain viruses protect themselves from attack by the human immune system by creating which of the following?
A) an envelope B) an interferon C) an antitoxin D) a virion
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