ATI LPN
Quizlet Adult Medical Surgical Head Injury Monitoring Neurological Status Questions
Question 1 of 5
Squirrels don't come out at night because they can't see in the dark. This is because
Correct Answer: B
Rationale: Squirrels, diurnal animals, lack rods (night vision photoreceptors) and rely on cones, limiting their vision in low light.
Question 2 of 5
We learned that in visual processing information from the retina is relayed in the thalamus before it is sent to relevant cortical area. The corresponding thalamic relay of the auditory system is:
Correct Answer: B
Rationale: The medial geniculate nucleus (MGN) relays auditory information from the inferior colliculus to the auditory cortex.
Question 3 of 5
High resolution tactile discrimination by the fingertips
Correct Answer: D
Rationale: Fine tactile discrimination relies on the dorsal column-medial lemniscus system, using small-receptive-field receptors like Merkel’s disks.
Question 4 of 5
A client with a serious head injury has been admitted. Which finding denotes the most serious prognosis?
Correct Answer: C
Rationale: Decerebrate posturing (C) scores 2 on GCS motor, indicating severe brainstem dysfunction and worse prognosis.
Question 5 of 5
A post-craniotomy client developed SIADH. How does the nurse determine treatment effectiveness?
Correct Answer: D
Rationale: SIADH causes water retention; increased urine output (D) indicates correction.