DIENCEPHALON, OLFACTORY, and HEARING

Question 0

2. The smallest and oldest part of the diencephalon.

Answer 0

Epithalamus

Question 1

1. The diencephalon gives rise to the following structures EXCEPT:

A. Thalamus
B. Hypothalamus
C. Pineal gland
D. Cerebellum

Answer 1

D. Cerebellum

Question 2

3. The epithalamus is composed of the following structures EXCEPT:

A. Pineal body
B. Pituitary Gland
C. Habenula
D. Posterior Commicure Commissure

Answer 2

B. Pituitary Gland

Question 3

4. The following are paired correctly EXCEPT:

A. Medial habenula: septum
B. Lateral habenula: septum
C. Lateral habenula: interpeduncular nucleus
D. Lateral habenula: Globus pallidus interna and lateral hypothalamus

Answer 3

B. Lateral habenula: septum

Question 4

5. Tumors on this particular organ can cause precocious puberty in males.

Answer 4

Pineal gland

Question 5

6. Stimulation of STN provides the most effective treatment for the late stage of…

Answer 5

Parkinson’s Disease

Question 6

7. All sensory information going to the brain relays in the thalamus except _____________.

Answer 6

Olfactory

Question 7

8. Medial nucleus of the thalamus receives input from:

A. Globus pallidus
B. Substantia nigra and Cerebellum
C. Olfactory Cortex and Spinothalamic
D. STN

Answer 7

C. Olfactory Cortex and Spinothalamic

Question 8

9. Pain is relayed to the prefrontal. Olfactory is relayed to insula and orbifrontal cortex.

A. The first statement is true.
B. The second statement is true.
C. Both statements are true.
D. Both statements are false.

Answer 8

C. Both statements are true.

Question 9

10. Nucleus of Auditory Cortex.

A. MGB
B. LGB
C. Centromedian
D. Lateral Dorsal

Answer 9

A. MGB

Question 10

11. If the Damage includes VPL and VPM, the manifestation is..

A. Ipsilateral hemianesthesia
B. Contralateral hemianesthesia
C. Contralateral hemiplegia
D. Contralateral hemiplegia

Answer 10

B. Contralateral hemianesthesia

Question 11

12. If the _______ is damaged, the manifestation is a contralateral homonymous hemianopsia.

Answer 11

Lateral Geniculate Body

Question 12

13. Collects all the visceral sensory information from the vagus:

A. Nucleus of the Solitary tract
B. Retina
C. Blood
D. Limbic System

Answer 12

A. Nucleus of the Solitary tract

Question 13

14. A lesion this structure prevents the formation of new memories

A. Amygdala
B. Fornix
C. Hippocampus
D. Septal nuclei

Answer 13

C. Hippocampus

Question 14

15. Functions in the recollection of memory.

Answer 14

Mammillary bodies

Question 15

16. This is considered as a pleasure zone in animals.

A. Entorhinal cortex
B. Piriform cortex
C. Septal nuclei
D. Fornix

Answer 15

C. Septal nuclei

Question 16

17. Required in decision making.

A. Cingulate gyrus
B. Piriform Cortex
C. Orbitofrontal Cortex
D. Entorhinal Cortex

Answer 16

C. Orbitofrontal Cortex

Question 17

18. Olfactory nerves synapse on what type of cells?

Answer 17

Mitral cells

Question 18

19. Where conscious smell perception occurs:

A. Olfactory bulbs
B. Insular Cortex
C. Orbitofrontal Cortex
D. Lateral Olfactory Cortex

Answer 18

C. Orbitofrontal Cortex

Question 19

20. Site where olfactory and taste input are integrated.

A. Orbitofrontal cortex
B. Insular cortex
C. Lateral olfactory cortex
D. Olfactory bulbs

Answer 19

B. Insular cortex

Question 20

21. The following are manifestations of the Foster-Kennedy Syndrome EXCEPT:

A. Optic atrophy - ipsilateral
B. Anosmia - contralateral
C. Papilledema - contralateral
D. Central scotoma - ipsilateral

Answer 20

B. Anosmia - contralateral

Question 21

22. Seperates the tympanic membrane from the perilymph of the vestibule.

A. Eustachian tube
B. Oval window
C. Round window
D. Scala Media

Answer 21

B. Oval window