Practice Quiz

Adult Nurse Practitioner Exam Prep

Category - AANPCP Adult Nurse Practioner Practice Test

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Which of the following statements describes decorticate posturing?
  1. One or both arms are flexed onto the chest and the legs may extend rigidly.
  2. One or both arms are rigidly extended and the legs may extend rigidly as well.
  3. The ankle and great toe dorsiflexes with fanning of the other toes.
  4. No motor response is observed in any extremity.
Explanation
Answer - A - Decorticate posturing is the flexing of one or both arms onto the chest, with the legs extending rigidly. Decorticate posturing indicates a deterioration in condition. Option B refers to decerebrate posturing, which indicates a brainstem lesion. Option C refers to Babinski reflex. Option D refers to flaccid posturing.
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