Higher Brain Functions — CNS & Special Senses Physiology

Higher Brain Functions MCQs: practice questions

Sample Higher Brain Functions multiple-choice questions from CNS & Special Senses Physiology.

1. A patient who cannot understand spoken language but speaks fluently most likely has a lesion in:

   • A. Hippocampus
   • B. Broca area
   • C. Primary motor cortex
   • D. Cerebellum
   • E. Wernicke area

2. REM sleep occurs approximately every:

   • A. 24 hours
   • B. 5 minutes
   • C. 90 minutes
   • D. 6 hours
   • E. 12 hours

3. Short-term memory involves primarily:

   • A. Bone remodeling
   • B. Permanent structural changes only
   • C. Synaptic changes
   • D. Hormonal storage
   • E. Cerebellar degeneration

4. The two cerebral hemispheres communicate primarily through the:

   • A. Internal capsule
   • B. Corpus callosum
   • C. Fornix
   • D. Corticospinal tract
   • E. Optic chiasm

5. EEG waves primarily reflect:

   • A. Hormone secretion
   • B. Only action potentials in peripheral nerves
   • C. Muscle contraction
   • D. Summed excitatory and inhibitory synaptic potentials in cortical neurons
   • E. CSF pressure

6. The Broca speech area is located in the:

7. The reticular activating system is important for:

8. Damage to Wernicke area produces:

9. Bilateral hippocampal lesions cause inability to:

10. In an awake adult with eyes open, the predominant EEG activity is:

11. The left cerebral hemisphere is usually dominant for:

12. The Wernicke speech area is located in the:

13. A lesion of the arcuate fasciculus causes:

14. The circadian sleep-wake rhythm has a period of approximately:

15. REM sleep is characterized by:

16. The hippocampus is especially important for:

17. A lesion of the prefrontal cortex may cause:

18. Damage to Broca area produces:

19. Bilateral amygdala lesions may produce:

20. The prefrontal cortex is strongly associated with:

21. Most dreaming occurs during:

22. The right cerebral hemisphere is dominant for:

23. In an awake adult with eyes closed, the predominant EEG activity is:

24. The hypothalamic structure driving circadian periodicity is the:

25. Benzodiazepines generally:

26. During REM sleep, the EEG most closely resembles:

27. The amygdala is particularly involved in:

28. A cortical evoked potential represents:

29. The arcuate fasciculus connects:

30. Long-term memory is more stable because it involves: