ATI LPN
Neurological Questions Questions
Question 1 of 5
What part of the brain sorts incoming information, such as touch signals from your hand, into categories before relaying it to the cerebral cortex?
Correct Answer: A
Rationale: The thalamus acts as a relay station, sorting and directing sensory inputs like touch to the appropriate cortical areas.
Question 2 of 5
Which of these cells are not a type of neuroglia found in the CNS:
Correct Answer: C
Rationale: Schwann cells are neuroglia in the PNS that myelinate axons, whereas astrocytes, microglia, ependymal cells, and oligodendrocytes are CNS neuroglia.
Question 3 of 5
The substance that is released at axonal endings to propagate a nervous impulse is called:
Correct Answer: C
Rationale: Neurotransmitters are chemicals released from axon terminals into the synapse to transmit signals to the next cell.
Question 4 of 5
Which one of the following is the correct sequence of nerves that exit the spinal cord, going from superior to inferior:
Correct Answer: B
Rationale: Spinal nerves exit in order: cervical (neck), thoracic (chest), lumbar (lower back), sacral (pelvis), from superior to inferior.
Question 5 of 5
A difference between rods and cones is:
Correct Answer: C
Rationale: Rods and cones both hyperpolarize to light and use retinal, but they have distinct opsins (e.g., rhodopsin in rods, photopsins in cones).