Nokea
Nervous System consists of:
- A. Brain
- B. Spinal Cord
- C. Nerves
- D. All the above
Correct Answer: D
Rationale: The nervous system is composed of the brain, spinal cord, and nerves, which work together to control and coordinate the body's activities. The brain processes information, the spinal cord transmits signals, and the nerves connect the central nervous system to the rest of the body, making 'All the above' the correct answer.
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The nurse is caring for a client with ICP. Why will the nurse position the client in bed with HOB elevated to 30 degrees?
- A. Makes it easier for the client to breathe
- B. Prevents the Valsalva maneuver
- C. Promotes venous drainage
- D. Reduces pain
Correct Answer: C
Rationale: Elevating the head of the bed to 30 degrees promotes venous drainage from the brain, reducing intracranial pressure (ICP). This position helps improve cerebral perfusion and prevents complications associated with increased ICP, such as brain herniation.
A client is admitted to the floor with Systemic Lupus Erythematosus (SLE). Which of the following teaching points does the nurse stress to the client with SLE?
- A. Apply ice as instructed
- B. Avoid sunlight and ultraviolet radiation
- C. Use assistive devices appropriately
- D. Change dressing as prescribed
Correct Answer: B
Rationale: Sunlight can exacerbate lupus symptoms.
A patient with severe joint immobility is receiving physical and exercise therapy. To evaluate the effect of the treatment, the nurse may assess joint range of motion with what equipment?
- A. Ergometer
- B. Myometer
- C. Goniometer
- D. Arthrometer
Correct Answer: C
Rationale: A goniometer measures joint angles.
Regarding the cutaneous nerve supply to arm and forearm
- A. C3/4 supply pectoral and upper shoulder
- B. Branches of the brachial plexus supply arm and forearm
- C. C4/5/6/T1 supply the majority of the arm
- D. ?
Correct Answer: B
Rationale: The brachial plexus, formed from C5-T1, supplies the cutaneous innervation of the arm and forearm. Specific branches include the median, ulnar, and radial nerves.
Which of these diseases can be prevented with a vaccine for humans?
- A. eastern equine encephalitis
- B. western equine encephalitis
- C. West Nile encephalitis
- D. Japanese encephalitis
Correct Answer: D
Rationale: Step 1: Identify the disease - Japanese encephalitis is caused by a virus transmitted by mosquitoes.
Step 2: Understand the role of a vaccine - a vaccine stimulates the immune system to produce antibodies to fight the virus.
Step 3: Vaccines prevent future infections - by administering a vaccine for Japanese encephalitis, individuals can develop immunity and prevent the disease.
Step 4: Therefore, the correct answer is D because a vaccine is available to prevent Japanese encephalitis.
Summary: A, B, and C are incorrect because there are no vaccines available for eastern equine encephalitis, western equine encephalitis, and West Nile encephalitis, respectively.