Nokea
Hyperventilation causes:
- A. an alkaline urine
- B. a fall in the plasma bicarbonate concentration
- C. increased cardiac output
- D. all above
Correct Answer: D
Rationale: Hyperventilation causes respiratory alkalosis, leading to alkaline urine, reduced plasma bicarbonate, and increased cardiac output due to decreased CO2 levels.
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True statements about aldosterone include:
- A. it increases the amount of Na+-K+ ATPase in the target cells
- B. it reduces the sodium content of the sweat
- C. it increases the acidity of urine
- D. all above
Correct Answer: D
Rationale: Aldosterone increases Na+-K+ ATPase activity in target cells, promoting sodium reabsorption and potassium excretion. It also reduces sodium loss in sweat and increases urine acidity by promoting hydrogen ion excretion. These actions help regulate electrolyte balance and blood pressure.
You are preparing to admit a patient with a seizure disorder. Which of the following actions can you delegate to the LPN/LVN?
- A. Complete admission assessment.
- B. Set up oxygen and suction equipment.
- C. Place a padded tongue blade at bedside.
- D. Pad the side rails before patient arrives.
Correct Answer: D
Rationale: Padding the side rails is a safety measure that can be done by an LPN/LVN without requiring complex assessment skills.
Loss of muscle coordination results from damage to the:
- A. cerebrum
- B. hypothalamus
- C. cerebellum
- D. thalamus
Correct Answer: C
Rationale: The cerebellum is responsible for coordinating voluntary movements and maintaining balance. Damage to the cerebellum results in loss of muscle coordination. The cerebrum, hypothalamus, thalamus, and midbrain have different functions. Thus, C is the correct answer.
Cell bodies for the motor supply of the trigeminal nerve lie
- A. Hypothalamus
- B. Midbrain
- C. Posterior to cerebral aqueduct
- D. Cerebral cortex
Correct Answer: B
Rationale: The motor nucleus of the trigeminal nerve is located in the midbrain. It supplies muscles of mastication, such as the masseter and temporalis.
A client who has a musculoskeletal problem is being discharged after a few days of hospital care. Why should the nurse consider factors related to the home environment while determining a plan for the continued rehabilitation of the client?
- A. To include additional care for clients who lack the basic amenities at home.
- B. To determine the client's access to the nearest drugstore.
- C. To modify the client's living arrangements or other accommodation changes.
- D. To determine if the client would continue with the self-care.
Correct Answer: D
Rationale: Understanding the home environment ensures the client can continue their rehabilitation effectively.