Nokea
Which divisions are the two divisions of the nervous system?
- A. Somatic and the autonomic
- B. Cerebellum and the brainstem
- C. Medulla oblongata and the diencephalon
- D. Central and the peripheral
Correct Answer: D
Rationale: The central and the peripheral are the two divisions of the nervous system. The autonomic and the somatic are the division of the peripheral nervous system.
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___ is/are responsible for the transmission of impulses between synapses.
Correct Answer: Neurotransmitters
Rationale: Neurotransmitters (acetylcholine, norepinephrine, dopamine, and serotonin) function to conduct transmission between the synapses.
Which issue is the basic problem that prompts most of the early signs of Alzheimer's disease (AD)?
- A. Changes in mood
- B. Misplacing things
- C. Memory loss that disrupts daily life
- D. Problems with words in speaking
Correct Answer: C
Rationale: Memory loss that disrupts daily life is the basic problem that prompts most of the early signs of AD.
Which symptom is specific to migraine headaches?
- A. Tachycardia
- B. They become worse in the evening
- C. They involve the entire head
- D. They are preceded by an aura
Correct Answer: D
Rationale: Migraine headaches are unusual in that signs and symptoms occur before the acute attack.
Which cranial nerve supplies most of the organs in the thoracic and abdominal cavities and carries motor fibers to glands that produce digestive juices and other secretions?
- A. Somatic motor nerve
- B. Visceral sensory nerve
- C. Abducens nerve
- D. Vagus nerve
Correct Answer: D
Rationale: The vagus nerve extends from the throat, larynx, and organs in the thoracic and abdominal cavities. It is responsible for sensations and will accelerate peristalsis when stimulated.
An 83-year-old patient has had a stroke. The patient is right handed and has a history of hypertension and 'little' strokes. The patient presents with right hemiplegia. To afford the patient the best visual field, the nurse will approach the patient in which manner?
- A. from the right side.
- B. from the left side.
- C. from the center.
- D. from either side.
Correct Answer: B
Rationale: Another perceptual problem is hemianopia, which is characterized by defective vision or blindness in half of the visual field. If the patient has hemianopia, which is common, the patient should be approached from the nonparalyzed side for care.