The biological theory of aging uses a genetic perspective and suggests that aging is a programmed process in which

a. each person will age exactly like those in the previous generation
b. a "biological clock" ticks off a predetermined number of cell divisions
c. genetic traits can overcome environmental influences
d. age-related physical changes are controlled only by genetic factors


ANS: B
The biological theory of programmed process suggests that there is a "biologic clock" set with a predetermined number of cell divisions that will occur before the introduction of the aging process.

Nursing

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A client is diagnosed with IAD. Which of the following symptoms is the client most likely to exhibit? (Select all that apply.)

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What is the priority nursing diagnosis for the client receiving nonhumidified oxygen therapy of 40% (6 L/min) by simple mask?

A. Risk for Injury B. Impaired Oral Mucous Membranes C. Risk for Infection D. Impaired Gas Exchange

Nursing

The nurse is instructing a patient who has been prescribed sucralfate (Carafate) for peptic ulcer disease. Which statement by the patient indicates the need for additional teaching?

a. "This drug coats my ulcer and protects it so that healing can occur." b. "I should eat foods with lots of fiber while I'm taking this drug." c. "If I feel dizzy, I will be sure to get up from bed slowly." d. "Once I am feeling better I can stop taking the drug."

Nursing

What is the body mass index (BMI) of a patient who is 1.68 meters tall and weighs 70 kg?

A) 20.2 B) 22.4 C) 24.8 D) 26.2

Nursing