The medical term for dizziness is
A. tinnitus.
B. diplopia.
C. presbycusis.
D. vertigo.
Answer: D
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Diagnostic tests show that a patient's bone density has decreased over the past several years. The patient asks the nurse what factors contribute to bone density decreasing. What would be the nurse's best response?
A) "For many people, lack of nutrition can cause a loss of bone density." B) "Progressive loss of bone density is mostly related to your genes." C) "Stress is known to have many unhealthy effects, including reduced bone density." D) "Bone density decreases with age, but scientists are not exactly sure why this is the case."
After teaching a group of nursing students about the action of antidepressants, the instructor determines that the teaching was successful when the students identify which of the
following classes as exerting their effects by inhibiting reuptake of norepinephrine and serotonin? Select all that apply. A) Amitriptyline B) Bupropion C) Clomipramine D) Duloxetine E) Venlafaxine
Identify an accurate statement about the conduction system of the heart.
A. The left side of the heart pumps a greater amount of blood than the right side of the heart in a particular amount of time. B. Impulse conduction first results in the contraction of the left ventricle and then in the contraction of the right ventricle. C. The Purkinje fibers distribute excitation through the ventricular myocardium. D. An electrical impulse is normally generated within the atrioventricular node.
A positively charged ion is referred to as a(n) ________.
Fill in the blank(s) with the appropriate word(s).