Final Lab Exam

Question 1

Part of the pathway of conscious awareness of touch and proprioception. Nucleus gracillis and nucleus cuneatus have neurons that decussate and ascend here

Answer 1

Medial leminiscus

Question 2

Neurons from here decrease heart rate and heart force

Answer 2

Dorsal motor nucleus of Vagus - DMNX

Question 3

Term for decrease in heart rate

Answer 3

Chronotrophic events

Question 4

Term for decrease in heart force

Answer 4

Inotoropic events

Question 5

Neurons from CN , 9, 10 related to taste synapse here. Also neurons associated with pressure in the aortic arch and carotid synapse here

Answer 5

Tractus soliatarius

Question 6

Neurons leaving here will decrease heart rate and force

Answer 6

Nucleus ambiguous

Question 7

Which 3 structures work to decrease heart rate?

Answer 7

Dorsal motor nucleus of the vagus
Tractus solitarius
Nucleus ambiguous

Question 8

The beginning of CN XII

Answer 8

Hypoglossal nucleus

Question 9

The beginning of CN XI

Answer 9

Accessory nucleus

Question 10

Bottom tip of the fourth ventricle where the central canal forms

Answer 10

Obey

Question 11

Dorsal slightly lateral indentation of the spinal cord

Answer 11

Dorsal intermediate sulcus

Question 12

Dorsal midline indentation of the spinal cord

Answer 12

Dorsal median sulcus

Question 13

This structure has involvement in cerebellar learning via the olivocerebellar pathway and in the auditory pathway

Answer 13

Olive