ATI LPN
Neurological Questions Questions
Question 1 of 5
A 15-year-old girl with epilepsy visits a physician for testing. The physician uses electroencephalography to study her brain waves during various activities. Which of the following is most likely to stimulate the greatest increase in brain activity in this girl?
Correct Answer: C
Rationale: Hyperventilation causes alkalosis, increasing brain activity, and flashing lights can trigger seizures in epilepsy, amplifying the effect. TMP13 p. 592
Question 2 of 5
Within the primary somatosensory cortex, the various parts of the contralateral body surface are represented in areas of varying size that reflect which of the following?
Correct Answer: B
Rationale: Cortical representation size correlates with receptor density, not body part size or muscle size. TMP13 p. 612
Question 3 of 5
Position sense, or more commonly proprioceptive sensation, involves muscle spindles and which of the following?
Correct Answer: C
Rationale: Proprioception involves muscle spindles, tactile receptors, and joint capsule receptors. TMP13 p. 628
Question 4 of 5
Damage to the sixth cranial nerve will produce which deficit in eye movement?
Correct Answer: D
Rationale: The sixth (abducens) nerve innervates the lateral rectus, enabling lateral movement away from the midline. TMP13 pp. 665-666
Question 5 of 5
Which molecules combine to form rhodopsin?
Correct Answer: D
Rationale: Rhodopsin forms from scotopsin and 11-cis-retinal. TMP13 pp. 649-650