An older adult client with a recent history of a cerebrovascular accident (CVA) presents with right hemiparesis. The nurse tests the deep tendon reflexes on the right side and elicits a brisk 4+ response. Which interpretation of this finding is accurate?
Flaccid paralysis.
Hyperactive response consistent with an upper motor neuron disorder.
A normal reflex response.
Absent or sluggish response consistent with a lower motor neuron lesion.
The Correct Answer is B
Rationale:
A. Flaccid paralysis: Flaccid paralysis is characterized by limp, weak muscles and absent or greatly diminished reflexes. A brisk 4+ reflex does not align with flaccid paralysis, which is typically seen in acute lower motor neuron injuries or immediately after a CVA before spasticity develops.
B. Hyperactive response consistent with an upper motor neuron disorder: A brisk 4+ deep tendon reflex indicates hyperreflexia, which is characteristic of upper motor neuron disorders, such as those resulting from a cerebrovascular accident (stroke). Loss of inhibitory control from the brain leads to exaggerated reflexes on the affected side.
C. A normal reflex response: A normal reflex response would be graded as 2+ on the reflex scale. A 4+ response is considered markedly hyperactive, not normal, and suggests pathology related to central nervous system injury.
D. Absent or sluggish response consistent with a lower motor neuron lesion: Lower motor neuron lesions typically cause absent (0) or diminished (1+) reflexes. A 4+ reflex response is not compatible with lower motor neuron damage, but rather with upper motor neuron dysfunction.
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Naxlex Comprehensive Predictor Exams
Related Questions
Correct Answer is {"A":{"answers":"A"},"B":{"answers":"A"},"C":{"answers":"B"},"D":{"answers":"A"},"E":{"answers":"A"},"F":{"answers":"A"},"G":{"answers":"B"}}
Explanation
Rationale:
• Joint swelling: In rheumatoid arthritis (RA), joint swelling results from synovial membrane inflammation, leading to increased fluid and thickening within the joint capsule. Swollen joints are tender and may feel warm to the touch. Swelling is a key clinical sign of active disease and contributes to joint deformity over time if untreated.
• Pain increases with motion: Pain with movement is a typical feature of RA because inflamed joints are sensitive to mechanical stress. As the joint capsule becomes swollen and irritated, using the joint increases the discomfort. This distinguishes RA from other conditions where pain might be more pronounced at rest.
• Morning stiffness quickly resolves: In RA, morning stiffness usually lasts longer than 30 minutes and often persists for several hours. If stiffness resolves quickly (within minutes), it is more typical of osteoarthritis or mechanical joint issues rather than inflammatory arthritis like RA. Thus, quick resolution is not applicable to RA.
• Fatigue and fever: RA is a systemic inflammatory disease, meaning it can affect the whole body, not just the joints. Cytokine release during active disease often causes generalized symptoms such as fatigue, low-grade fever, malaise, and weight loss, highlighting the autoimmune nature of the condition.
• Small joints of the hand: RA typically affects the small joints first — especially the metacarpophalangeal (MCP) and proximal interphalangeal (PIP) joints. This early involvement of the fingers and hands helps differentiate RA from osteoarthritis, which often targets larger, weight-bearing joints initially.
• Symmetrical involvement: A hallmark of RA is symmetrical joint involvement, meaning that the same joints on both sides of the body are affected. Symmetry helps distinguish RA from other types of arthritis such as gout or septic arthritis, which tend to be asymmetrical and localized.
• Heberden nodes: Heberden nodes are bony swellings at the distal interphalangeal (DIP) joints, characteristic of osteoarthritis, not RA. RA rarely affects DIP joints and does not form hard bony nodules at the joint surface. Therefore, Heberden nodes are considered not applicable to RA findings.
Correct Answer is A
Explanation
Rationale:
A. Begin with questions that are less sensitive in nature: Starting with general, non-threatening questions helps build trust and rapport, making the client more comfortable. Gradually progressing to more sensitive topics like alcohol and substance use encourages openness and honesty during the interview.
B. Get the most difficult questions over with first: Diving into sensitive topics immediately can make clients defensive or anxious, leading to incomplete or inaccurate information. Building a foundation of trust first is critical when discussing delicate matters.
C. Ask questions in a vague, nonspecific format: Vague questions can lead to confusion or incomplete answers. Clear, specific, and nonjudgmental questions are essential for accurately assessing substance use behaviors.
D. Share personal values to put the client at ease: Sharing personal values may unintentionally introduce bias or judgment into the interview, making the client less likely to disclose sensitive information. The focus should remain on the client’s experiences, not the nurse’s personal beliefs.
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