The term which refers to the point at which a stimulus will produce a response is:

A) action
B) rhythm
C) cation
D) threshold


Answer: D

Health Professions

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A negative heterophile antibody test in a patient with symptoms of infectious mononucleosis could be caused by what factor if the patient is being treated for cancer?

a. Infection by another virus b. Level of the antibody not high enough to be detected c. Immunosuppressed antibody response d. CMV infection

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In the two-lead method of axis determination, a positive deflection of the QRS in Lead I and a negative QRS deflection in Lead aVF indicate:

A) right axis deviation B) left axis deviation C) extreme right axis deviation D) normal axis

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The rise and fall of levels of glucocorticoids in the body follow what kind of rhythm?

a. Weekly b. Monthly c. Circadian d. No set rhythm

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1 teaspoon of salt is the equivalent of how many milligrams of sodium?

A) 1700 mg B) 300 mg C) 2300 mg D) 1000 mg

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