Week 7: Cranial Nerve Sensory Pathways

Question 1

Olfactory signs will be seen with lesions to which two places?

Answer 1

Nasal cavity and cerebrum

Question 2

Olfactory bulb projects where?

Answer 2

Uncus and amygdala.

Question 3

Primary visual pathway location of synapse

Answer 3

lateral geniculate nucleus

Question 4

Pretectal nucleus function

Answer 4

Processes afferent signals for visual reflexes

Question 5

Adjacent Pathway to Optic Tract

Answer 5

Crus Cerebri

Question 6

Trigeminal Nerve Nuclei

Answer 6

Mesencephalic Nucleus, Principle Sensory Nucleus, Spinal Trigeminal Nucleus

Question 7

The only cranial nerve to have nuclei project at all spinal levels

Answer 7

CN V trigeminal nerve

Question 8

Mesencephalic Nucleus First Order Cell Bodies Location

Answer 8

Within the CNS

Question 9

Mesencephalic Nucleus Purpose

Answer 9

Receives proprioceptive information from the jaw

Question 10

Mesecephalic Nucleus Location

Answer 10

Midbrain and rostral pons

Question 11

Cranial Nerves of Taste

Answer 11

VII, IX, and XI

Question 12

Mesencephalic Nucleus is the Afferent Portion of What Reflex?

Answer 12

Jaw jerk

Question 13

Principle Sensory Nucleus Function

Answer 13

Light touch information to the face

Question 14

Principle Sensory Nucleus Location

Answer 14

Tegmentum of mid pons

Question 15

Principle Sensory Nucleus Cranial Nerves

Answer 15

V, VII, IX, and X

Question 16

Spinal Trigeminal Nucleus Purpose

Answer 16

Pain and temperature information to the face

Question 17

Spinal Trigeminal Nucleus Range

Answer 17

Dorsolateral mid pons to C5 spinal level

Question 18

Spinal Trigeminal Nucleus Cranial Nerves

Answer 18

V, VII, IX, and X

Question 19

Spinal Trigeminal Nerve Fibers Synapse and Cross to Form What?

Answer 19

Trigeminothalamic tract

Question 20

Facial Nerve Nulei

Answer 20

Solitary nucleus, spinal trigeminal nucleus, and principle sensory nucleus

Question 21

Facial nerve shares general sensory nuclei with what other nerves?

Answer 21

V, IX, and X

Question 22

Facial nerve shares special sensory nuclei with what other nerves

Answer 22

IX and X

Question 23

Adjacent Structures to Facial Nerve

Answer 23

Abducens nucleus, anterolateral system, and spinal nucleus and tract of CN V

Question 24

Solitary Nucleus Function

Answer 24

Receives taste information from CN VII, IX, and X

Question 25

Solitary Nucleus Visceral Afferent Function

Answer 25

Receives visceral afferents from airways, heart, lungs, GI system, and pharynx

Question 26

Solitary Nucleus Blood Pressure Function

Answer 26

Regulates blood pressure and heart rate by way of input from the carotid body and aortic sinus

Question 27

Adjacent Structures to Solitary Nucleus

Answer 27

Inferior cerebellar peduncle, vestibular Nuclei, spinal nucleus and tract of CN V, dorsal motor nucleus of CN X, and nucleus cuneatus

Question 28

Solitary Nucleus Location

Answer 28

Caudal pons and rostral medulla

Question 29

The Four Vestibular Nuclei

Answer 29

Superior, Inferior, Lateral, Medial

Question 30

Adjacent Structures to Vestibular Nuclei

Answer 30

Inferior cerebellar peduncle, 4th ventricle, solitary nucleus

Question 31

Cochlear Nuclei Location

Answer 31

Pontomedullary junction

Question 32

Nuclei of the Glossopharyngeal and Vagus Nerves

Answer 32

Solitary, Spinal Trigeminal, and Principle Sensory

Question 33

Solitary Nucleus Location

Answer 33

Dorsolateral medulla

Question 34

Functional Relationship Between Solitary Nucleus and Trigeminal Sensory Nucleus

Answer 34

Special sensory information sent through the solitary nucleus, general sensory sent through the trigeminal sensory nucleus

Question 35

Blood Supply to the Midbrain

Answer 35

Posterior Cerebral Artery

Question 36

Blood Supply To the Rostral Pons

Answer 36

Superior Cerebellar, Basilar Artery

Question 37

Areas Supplied by Short Circumferential Artery

Answer 37

Corticospinal tract and pontine nuclei

Question 38

Areas Supplied by Paramedian Arteries

Answer 38

Medial longitudinal fasciculus

Question 39

Areas Supplied by the Superior Cerebellar Artery

Answer 39

Mesencephalic Nucleus, Lateral Lemniscus, Anterolateral System, Medial Lemniscus, Trigeminal Lemniscus, Superior Cerebellar Peduncle

Question 40

Blood Supply to Caudal Pons

Answer 40

Anterior Inferior Cerebellar Artery

Question 41

Areas supplied by the anterior inferior cerebellar arteries

Answer 41

Motor nucleus of trigeminal Principle sensory nucleus of trigeminal Spinal trigeminal nucleus Abducens nucleus Facial nucleus Solitary Nucleus Salivatory nucleus Vestibular Nucleus Cochlear Nuclei Anterolateral System

Question 42

Blood Supply to Rostral Medulla

Answer 42

Posterior Inferior Cerebellar Artery, Vertebral Artery

Question 43

Areas supplied by the posterior inferior cerebellar arteries

Answer 43

Spinal Trigeminal Nucleus and Tract Solitary Nucleus and Tract Vestibular Nuclei Nucleus ambiguous Dorsal Motor Nucleus of Vagus Anterolateral System

Question 44

Areas supplied by the vertebral arteries

Answer 44

Hypoglossal Nucleus Medial Lemniscus Corticospinal Fibers

Question 45

Blood Supply to the Caudal Medulla

Answer 45

Vertebral Artery, Anterior Spinal Artery, Posterior Spinal Artery

Question 46

Areas supplied by the vertebral artery

Answer 46

Spinal Trigeminal Tract Solitary Nucleus Nucleus Ambiguous Dorsal Motor Nucleus of Vagus Spinal Accessory Nucleus Anterolateral System

Question 47

Areas supplied by the anterior spinal artery

Answer 47

Hypoglossal Nucleus Medial Lemniscus Corticospinal Fibers

Question 48

Areas supplied by the posterior spinal artery

Answer 48

Nucleus Gracilus Nucleus Cuneatus