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Anatomy > Upper limb > Flashcards

Upper limb Flashcards

1
Q

What nerves are innervated by C5-C6?

A

Suprascapular
Axillary
Musculocutaneous

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2
Q

What nerve is lost by a C5-C7 lesion?

A

Long thoracic

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3
Q

What muscles hold the scapula from winging?

A

Serratus anterior

Latissimus dorsi

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4
Q

What is the innervation of Latissimus doors?

A

Thoracodorsal C7 C8

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5
Q

What is the innervation of the radial nerve?

A

C5- T1

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6
Q

What are the signs seen with median nerve damage?

A

loss of pronation
hand benediction
ape hand

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7
Q

What are the signs of ulnar nerve damage?

A

claw hand

loss of interossei

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8
Q

What forms the floor and roof of the carpal tunnel ?

A

roof- flexor retinaculum

floor- lunate carpal bone

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9
Q

What are the signs of carpal tunnel syndrome?

A

compression of median nerve & digital flexor tendons

  • atrophy of thenar muscles
  • sensory loss &; tingling of 3 1/2 digits
  • dull night pain
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10
Q

What are the composition of the sciatic nerve?

A

tibial L4-S3

common fibular L4-S3

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11
Q

What nerves are tested with plantar flexion?

A

S1-S2

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12
Q

What nerves are tested with dorsi flexion?

A

L4-L5

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13
Q

What does L4-S1 innervate?

A

Gluteus medius
Gluteus minimus
Eversion musles

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14
Q

What does L5-S2 innervate?

A

Gluteus maximus

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15
Q

Loss of superior gluteal nerve produces?

A

Trendelenburg sign- leaning to the other side of the lesion

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16
Q

Foot drop is a defect in

A

L4- S2

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17
Q

Femoral nerve

A

L2-L4

18
Q

Obtruator nerve

A

L2-L4

19
Q

Inferior gluteal nerve

A

L5- S2

20
Q

Superior gluteal nerve

A

L4-S1

21
Q

Sciatic nerve

A

tibial -L4-S3

common fibular L4-S2

22
Q

Deep fibular nerve

A

L4-S2

23
Q

Superficial fibular nerve

A

L4-S1

24
Q

What are the branches off the deep femoral artery ?

A

lateral and medial circumflex

perforation arteries

25
Q

Pharyngeal arch 1 gives rise to ?

A

Mandibular nerve CN 5
Muscles of mastication
Malleus & incus
Mandible & Maxilla

26
Q

Pharyngeal arch 2 gives rise to ?

A 
Facial nerve CN 7
Facial expression muscles(smiles)
Stapedius
Stylohyoid 
stapes , styloid  process,  lesser & upper hyoid bone
27
Q

Pharyngeal arch 3 gives rise to ?

A

Glossopharyngeal n. CN 9
stylopharyngeus
greater &lower hyoid bone
Common and internal carotid

28
Q

Pharyngeal arch 4 gives rise to ?

A 
Superior laryngeal nerve CN X 
cricothyroid
soft palate 
pharyngeal muscles
thyroid cartilage 
right subclavian & arch of aorta
29
Q

Pharyngeal arch 6 gives rise to ?

A 
recurrent laryngeal n. CNX
laryngeal muscles 
laryngeal cartilages 
right and left pulmonary arteries 
ductus arteriosus
30
Q

What does the first cleft form?

A

external auditory canal

31
Q

What does the pharyngeal pouches give rise to?

A

1 & 2 - epithelial lining
3 - inferior parathyroid & Thymus
4- superior parathyroid

32
Q

What is the sensory innervation for the anterior 2/3 of tongue ?

A

general : CN 5

taste: CN 7

33
Q

What is the sensory for the posterior 1/3 of tongue ?

A

general & taste CN 9

34
Q

What is the motor function of the tongue ?

A

CN 12

35
Q

What is the defect in cleft lip?

A

maxillary prominence

36
Q

What is the defect in cleft palate ?

A

palatine shelves and or primary palate

37
Q

What nerves are in the cavernous sinus

A

CN III , IV, VI, V1, V2

38
Q

What is the defect in dandy walker malformation ?

A

hypoplasia of the cerebellar vermis

39
Q

What is the defect in Arnold Chiari ?

A

herniation of the cerebellar vermis

40
Q

How does sympathetic innervation get to the head ?

A

Travels along side the arteries

41
Q

What mediates anterograde transport

A

kinesin

42
Q

What mediates retrograde transport?

A

dyenin

Anatomy (8 decks)

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