An organ system is composed of:
A. three distinct layers called germ layers.
B. connective and supporting tissues.
C. a group of organs organized to perform complementary functions.
D. muscle and nerve tissues.
C
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The nurse is performing a mental status examination when caring for a patient with a neurocognitive disorder (NCD). The patient's spouse asks why a mental status examination is necessary. How will the nurse respond?
1. "The mental status exam is the only way to assess the cognitive decline of a patient with early stage Alzheimer disease." 2. "The mental status exam is used to assess depression in a patient with early stage Alzheimer disease." 3. "The mental status exam will reveal slow and progressive cognitive decline of a patient with early stage Alzheimer disease." 4. "The status exam will reveal rapid and dramatic changes in cognition of a patient with early stage Alzheimer disease."
What is a solid that controls bleeding in the blood clotting mechanism of the body?
a. plasma c. platelets b. fibrin d. gamma globulins
An organization has been notified of a possible Category A bacterial biologic exposure in a rural community. The nurse realizes that the community members might be exposed to which of the following agents? Select all that apply
1. Anthrax 2. Plague 3. Tularemia 4. Viral hemorrhagic fever 5. Botulism Correct
After surgery, patients may resume oral intake when
a. they have bowel sounds. b. their appetite returns. c. they are able to sit upright. d. their blood glucose level is normal.