Spinal Anatomy Special Senses (9%) Flashcards Preview

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Flashcards in Spinal Anatomy Special Senses (9%) Deck (49):
1

What is gustation?

taste

2

Which papillae are cylindrical, largest, least in number, and have bitter taste receptors?

a. Circum vallate

b. Fungiform

c. Foliate

d. Filiform

 

a. circum vallate

3

8-12 in number in a "V" shaped form describes which papillae?

a. Circum vallate

b. Fungiform

c. Foliate

d. Filiform

a. circum vallate

4

Which papillae are thread-like, sensitive to touch and have NO TASTE?

a. Circum vallate

b. Fungiform

c. Foliate

d. Filiform

d. Filiform papillae

5

Which papillae are just anterior to the sulcus terminalis?

a. Circum vallate

b. Fungiform

c. Foliate

d. Filiform

a. circum vallate

6

Which papillae are mushroom shaped?

a. Circum vallate

b. Fungiform

c. Foliate

d. Filiform

b. fungiform papillae

7

Which papillae are on the posteror roof/mouth lateral margins?

a. Circum vallate

b. Fungiform

c. Foliate

d. Filiform

c. foliate papillae

 

8

Which papillae are moste numerous taste receptors?

a. Circum vallate

b. Fungiform

c. Foliate

d. Filiform

b. fungiform papillae

9

Which papillae are located at the tip of the tongue?

a. Circum vallate

b. Fungiform

c. Foliate

d. Filiform

b. fungiform papillae

10

What is the nerve supply to the anterior 2/3 of the tongue?

CN Vll (facial nerve)

11

What are the tastes associated with the anterior 2/3 of the tongue?

sweet

salty

and sour

12

What is the pathway of the anterior 2/3 of the tongue?

CN Vll --> Chorda tympani --> pteryggopalatine --> solitary tract & nucleus

13

What CN is to the posteror 1/3 of tongue?

CN lX (glossopharyngeal)

14

What taste is associated with the posterior 1/3 of the tongue?

bitter

15

What CN is associated with taste of the epiglottis & larynx?

CN X (vagus)

16

What type of taste is associated with the epiglottis and larynx?

bitter

17

What is an embryonic thryroid diverticulum, (dorsal depression of tongue)?

Foramen caecum

18

What are is the olfactory bulb in?

limbic area

19

Granular, mitral, and tufted cells as well as a glomerulus are all contained in what?

olfactory bulb

20

What is the pathway of nerve supply for olfaction?

CN l to cribriform plate of the ethmoid bone --> lateral olfactory stria --> UNCUS or medial olfactory stria --> Subcallosal gyrus

21

What type of cells line the upper surface of the superior concha (main chemoreceptor)?

Pseudostratified columnar epithelium

22

"I smell a SKUNCUS in my UNCUS"

smell is in the uncus

23

What does the retina develop from?

ECTODERM

24

Sclera is derived from?

DURA

25

What are the retinal cells?

1. Amacrine

2. bipolar

3. ganglion

4. horizontal

5. pigments

6. rods and cones (rhodopsin)

26

What is the pathway of nerve sreply for vision?

Retina --> optic nerve --> optic chiasm --> optic tract (connects superior colliculus) --> lateral geniculat nucleus --> optic radiations --> calcarine fissure of occipital lobe

27

cones are ....

color

28

Where is the are of greatest acuity?

Fovea centralis

29

Where is the fovea centralis?

center of macula lutea

30

Does the fovea centralis contain rods, cones, or both?

cones only

31

Where is the "blind spot"?

Optic disc

32

What is the optic disc?

where optic nerve and vessels attach to the eye

33

What muscle controls lens shape?

ciliary muscle

34

What is the auditory pathway?

Spiral ganglion --> cochlear nerve --> ventral the dorsal cochlear nucleus --> Lateral lemniscus --> Inferior coliculus --> Medial Geniculate --> Temporal lobe "LIM"

35

What is the order or pathway in which sound travels?

External auditory meatus --> Tympanic Membrane (ear drum) --> Handle of malleus --> Head of the malleus --> Incus --> Stapes --> Oval window --> cochlea --> Round window

M.I.S O.C.R.

36

What canals deal with angular acceleration and deceleration?

Semicircular canals

37

What canals deal with linear acceleration?

Utricle & Saccule

38

What is the tube going from the middle ear to the nasopharyngeal area?

Auditory tube

39

What is the auditory tube aka?

Eustachian tube

40

What is the cause of glaucoma?

intraocular pressure

41

What contains perilymph?

cochlea

42

What structures contain endolymph?

Scala media

Saccule

Utricle

Semicircular ducts

43

Cones are for......

color

 

44

Atreous humor associate with ....

anterior

45

Vitrious humor associate with.... 

posterior

46

What is an IVD remnant?

Nucleus pulposus

47

EOP and IOP are confluences of __________

sinuses

48

Fovea centralis = _________

greatest acuity

49

Optic disc is the _______ _______

blind spot