Midterm 3

Question 1

Name the crania nerves with parasympathetic components

Answer 1

1. oculomotor
2. facial
3. glossopharyngeal
4. vagus

Question 2

name the post and pre ganglia for the oculomotor nerve

Answer 2

• ciliary ganglion

- edinger westphal (midbrain)

Question 3

name the post and pre ganglia for facial nerve

Answer 3

• pterygopalatine

- superior salvilary ( pons)

Question 4

name the post and pre ganglia for glossopharyngeal nerve

Answer 4

• otic ganglion

- inferior salvary (medulla)

Question 5

name the post and pre ganglia for vagus

Answer 5

post is target organ

- pre is vagus (medulla)

Question 6

name the post and pre ganglion for sacral

Answer 6

• target organ

- sacral interomediallateral

Question 7

Oculomotor innervates ____ and ____

Answer 7

• ciliary muscle

- constrictor pupillae

Question 8

Glossopharyngeal has ___ ganglion and innervates ___ to help with ____

Answer 8

• otic
• parotid
• digestion

Question 9

T/F

ventral ramus has only postganglionic fibers

Answer 9

false has both preganglionic and postganglionic fibers

Question 10

T/F

Dorsal Ramus has only preganglionic fibers

Answer 10

false

only postganglionic

Question 11

Sympthetic nervous system has ___ ganglionic fibers in the lateral horn (____)

Answer 11

• preganglionic fibers

- - intermediate nucleus

Question 12

T/F
sympathetic nervous system has
- short pre ganglion fibers
- long postganglionic fibers

Answer 12

true

Question 13

Cervical sympathetic chain ganglia

• superior
• middle
• inferior

Answer 13

• superior C1-C4 - by common carotid bifurcation
• middle - smallest of the cervical ganglia
• inferior - stellate and T1 ganglia

Question 14

T/F

Vertebral artery lies between the middle and superior cervical ganglia

Answer 14

• false

middle and inferior

Question 15

Splanchnic nerves 
- greater disc level  and ganglia 
- Lesser """ "'               """ 
Least """""       """" 
- Lumbar  """""       """""

Answer 15

greater - T5-T( to celiac ganglia

• Lesser T9, T10, T11 to superior mesenteric ganglia
• Least T12 to inferior mesenteric ganglia
• Lumbar L1-L3 — creates hypogastric plexus

Question 16

Adrenal medulla derived from

Answer 16

neural crest cells

Question 17

Olfactory nerve from ____

Answer 17

telencephelon

Question 18

Optic nerve from ______

Answer 18

diencephelon

Question 19

Main output neuron for olfactory is ___ cell and ___ cells

Answer 19

• mitral
• tufted
• their axons make up olfactory tract

Question 20

Olfactory tract is derived from ___

Answer 20

telencephelon

Question 21

______ cells helps to focus on smell and will eventually eliminate what you smell

Answer 21

• periglomerular cell

Question 22

______ cells inhibit mitral cells and tufted cells . they help locate where and odor is coming from

Answer 22

• granule cells

Question 23

___ cell excites periglomerular cell

__cell inhibits mitral cell

Answer 23

mitral

periglomerular cells