A nursing student is reviewing the special senses before an examination. The instructor explains that olfactory receptors are specialized neurons located in the nasal cavity. What stimulates olfactory receptors?

A patient experiences strong emotional responses triggered by familiar odors. The nurse explains that olfactory pathways are closely connected to the limbic system. What is the major function of the limbic system?

A patient scheduled for a lumbar puncture asks about the protective coverings surrounding the spinal cord. The nurse explains that the meninges protect the CNS structures. Which meningeal layer is the innermost layer surrounding the spinal cord?

A nursing student is reviewing motor pathways. The instructor explains that upper motor neurons originate in the brain and influence lower motor neurons. Lower motor neurons directly innervate?

A patient enters a bakery and initially notices a strong smell of bread, but the smell becomes less noticeable after several minutes. The nurse explains that this is due to sensory adaptation. What occurs during olfactory adaptation?

A student asks about the role of the basal nuclei. The instructor explains that these structures help regulate movement. Damage to the basal nuclei commonly affects?

A student reviews the anatomy of the tongue. The instructor explains that papillae contain taste buds and contribute to the sense of taste. Which papillae are most numerous on the tongue?

A patient has difficulty seeing distant objects clearly but can see nearby objects well. The healthcare provider diagnoses myopia. What is another term for myopia?

A student asks how cerebrospinal fluid returns to the bloodstream after circulating through the CNS. The instructor explains that specialized structures allow reabsorption into venous blood. Which structures reabsorb cerebrospinal fluid?

A patient experiences pain radiating from the lower back down the posterior leg. The nurse suspects sciatic nerve involvement. Which body region is primarily affected by the sciatic nerve?