exam 3 don't forget!

Question 1

what CNs are associated w/ taste

Answer 1

CN VII, IX, X

Question 2

what CN is associated w/ Blood O2 and CO2 levels

Answer 2

CN IX

Question 3

what CNs are associated w/ blood pressure

Answer 3

IX, X

Question 4

What CNs have special sensory

Answer 4

I, II, VII, VIII, IX ,X

Question 5

Clinical signs of upper motor neuron damage

Answer 5

Spastic paralysis
Hyperreflexia
Clonus

Question 6

Clinical signs of lower motor neuron damage

Answer 6

Flaccid paralysis
Hyporeflexia
Atrophy

Question 7

the pyramidal system (corticospinal tracts), associated with fine motor control, originates in the ____ and ends in the ____

Answer 7

O: cortex
ends: medulla

Question 8

Extrapyramidal system (Rubrospinal tract) associated w/ coarser movements, originates in the ____ and ends in the ______

Answer 8

O: brainstem, midbrain at RED NUCLEI
ends: descending the pons

Question 9

order of meningeal layers from most superficial to deep (closest to brain)

Answer 9

Dura mater –> arachnoid –> pia mater (DAP)

Question 10

where is the subarachnoid space located and what does it contain

Answer 10

b/w arachnoid and pia mater
has CSF

Question 11

what are choroid plexuses?

Answer 11

vascular tufts in the ventricles, they release CSF

Question 12

Where can CSF be extracted from

Answer 12

cisterns, the widest subarachnoid spaces

Question 13

term for the fold b/w R and L hemisphere

Answer 13

falx cerebri

Question 14

fold of dura and bone b/w cerebrum and cerebellum

Answer 14

Tenrotium cerebelli

Question 15

what is the primary blood supply to the dura mater

Answer 15

MIDDLE MENINGEAL ARTERY (branch of maxillary)

Question 16

what muscle is often damaged during surgeries that drain the ear

Answer 16

Parotidoauricularis

Question 17

Within the parotid gland, the external carotid artery branches into ….

Answer 17

maxillary artery and superficial temporal a.

Question 18

the lacrimal gland is innervated by parasympathetics from..?

Answer 18

pterygopalatine ganglion (CN VII)

Question 19

where do Preganglinic parasympathetic cell bodies in Edinger-Westphal nucleus (midbrain) synapse

Answer 19

cervical ganglion

Question 20

what CN is associated w/ Otic ganglion (parotid gland salivation)

Answer 20

CN IX

Question 21

what CN is associated w/ Pterygopalatine (lacrimal) and submandibular ganglia (salivation)

Answer 21

CN VII

Question 22

what is the action of the splenius

Answer 22

extend the neck

Question 23

what is the action of the Sternocephalicus

Answer 23

flexion of neck

Question 24

what neck fascia is a possible route of infection

Answer 24

prevertebral (contains all muscles associated w/ the vertebral column)

Question 25

what nerve: sensory from nasal cavity, cornea, sclera

Answer 25

Nasociliary n.

Question 26

what nerves are branches of the nasociliary nerve that bring sensory from corena and sclera

Answer 26

Long ciliary nerves

Question 27

what nerves are branches of nasociliary that bring Parasympathetics to pupillary sphnicter and ciliary muscle

Answer 27

short ciliary nerves

Question 28

what nerves are branches of nasociliary that bring sensory from nasal cavity

Answer 28

Anterior and Posterior ethmoidal nerves

Question 29

what nerve brings sensory from skin of forehead and scalp

Answer 29

Frontal n.

Question 30

what nerve brings sensory from lacrimal gland, conjunctiva, upper eyelid

Answer 30

lacrimal

Question 31

what muscle adducts the eye

Answer 31

medial rectus

Question 32

what muscle abducts the eye

Answer 32

lateral rectus

Question 33

what eye muscles are used to look UP

Answer 33

dorsal rectus + ventral oblique

Question 34

what eye muscles are used to look DOWN

Answer 34

ventral rectus + dorsal oblique