Cranial Nerves

Question 1

CN I

Answer 1

n. olfactorius

Question 2

CN II

Answer 2

n. opticus

Question 3

CN III

Answer 3

n. oculomotorius

Question 4

CN IV

Answer 4

n. trochlearis

Question 5

CN V

Answer 5

n. trigeminus

Question 6

CN VI

Answer 6

n. abducens

Question 7

CN VII

Answer 7

n. facialis

Question 8

CN VIII

Answer 8

n. vestibulocochlearis

Question 9

CN IX

Answer 9

n. glossopharyngeus

Question 10

CN X

Answer 10

n. vagus

Question 11

CN XI

Answer 11

n. accessorius

Question 12

CN XII

Answer 12

n. hypoglossus

Question 13

Apparent Udspring CN I

Answer 13

Storhjernen

Bulbus olfactorius

Question 14

Apparent udspring CN II

Answer 14

Storhjernen

Chiasma Opticum

Question 15

Apparent udspring CN III

Answer 15

Hjernestammen, mesencephalon, forsiden

Question 16

Apparent udspring CN IV

Answer 16

hjernestammen, mesenscephalon, bagsiden

Question 17

Apparent udspring CN V

Answer 17

Hjernestammen, pons, lateralt

Question 18

Apparent udspring CN VI, VII, VIII

Answer 18

3 mellem pons og medulla oblongata

medialt –> lateralt

Question 19

Apparent udspring CN IX, X, XI

Answer 19

medulla oblongata, bag oliva

oppefra –> ned

Question 20

Apparent udspring XII

Answer 20

medulla oblongata, foran oliva

Question 21

hjernenerver CN I-II løber igennem huller i

Answer 21

fossa cranii anterior

Question 22

hjernenerver CN VII-XII løber igennem huller i

Answer 22

fossa cranii posterior

Question 22

CN I

Duraperforation?
Huller ud af kraniet?

Answer 22

Duraperforation: lamina cribrosa

Huller ud af kraniet: lamina cribrosa (fossa cranii anterior)

Question 22

CN II

Duraperforation?
Huller ud af kraniet?

Answer 22

Duraperforation: er beklaedt med dura indtil den løber ind i øjeaeblet.

Huller ud af kraniet: canalis opticus (fossa cranii anterior)

Question 22

hjernenerver CN III-VI løber igennem huller i

Answer 22

fossa cranii media

Question 23

CN IV Duraperforation? Huller ud af kraniet?

Answer 23

Duraperforation: processus clinoideus post. Huller ud af kraniet: fissura orbitalis superior (fossa cranii media)

Question 23

CN III Duraperforation? Huller ud af kraniet?

Answer 23

Duraperforation: tentoriumvinklen Huller ud af kraniet: fissura orbitalis superior (fossa cranii media)

Question 24

CN V Duraperforation? Huller ud af kraniet?

Answer 24

Duraperforation: cavum trigeminale Huller ud af kraniet: (fossa cranii media) - V1 : deler sig i 3 grene der alle løber igennem fossa orbitalis superior - V2 : foramen rotundum - V3 : foramen ovale

Question 25

CN VI Duraperforation? Huller ud af kraniet?

Answer 25

Duraperforation: Clivus Huller ud af kraniet: fissura orbitalis superior (fossa cranii media)

Question 26

CN VII Duraperforation? Huller ud af kraniet?

Answer 26

Duraperforation: porus acusticus internus Huller ud af kraniet: porus acusticus (fossa cranii poserior)

Question 27

CN VIII Duraperforation? Huller ud af kraniet?

Answer 27

Duraperforation: porus acusticus internus Huller ud af kraniet: porus acusticus internus (fossa cranii poserior)

Question 28

CN IX Duraperforation? Huller ud af kraniet?

Answer 28

Duraperforation: foramen jagulare Huller ud af kraniet: foramen jagulare (fossa cranii posterior)

Question 29

CN X Duraperforation? Huller ud af kraniet?

Answer 29

Duraperforation: foramen jugulare Huller ud af kraniet: foramen jugulare (fossa cranii posterior)

Question 30

CN XI Duraperforation? Huller ud af kraniet?

Answer 30

Duraperforation: foramen jugulare Huller ud af kraniet: formen jugulare (fossa cranii posterior)

Question 31

CN XII Duraperforation? Huller ud af kraniet?

Answer 31

Duraperforation: canalis n. hypoglossi Huller ud af kraniet: canalis n. hypoglossi (fossa cranii posterior)

Question 32

4 typer trådkomponenter

Answer 32

1. somatomotorisk 2. Somatosensorisk 3. viscerosensorisk: parasympaticus 4. viscerosensorisk og specielle sanser

Question 33

Nerver der udelukkende indeholder somamotoriske tråde

Answer 33

* N. trochlearis (IV) * N. abducens (VI) * N. accessorius (XI) * N. hypoglossus (XII)

Question 34

Nerver der udelukkende er viscerosensoriske / specielle sanser

Answer 34

* N. olfactorius * N. opticus * N. vestibulocochlearis

Question 35

Nerver der er har alle 4 trådkomponenter

Answer 35

* N. facialis (VII) * N. glossopharyngeus (IX) * N. vagus (X)

Question 36

nerve der er rent motorisk

Answer 36

N. ocoulomotorius (somamotorisk + visceromotorisk)

Question 37

nerve der er rent somatisk

Answer 37

N. trigeminus (somatomotorisk + somatosensorisk)

Question 38

Parasympatiske hjernenerver

Answer 38

CN III CN VII CN IX CN X (3,7,9,10)