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Anatomy - Block 1 > Lecture 9 > Flashcards

Lecture 9 Flashcards

1
Q

Bony Support for leg?

A

Tibia and Fibula

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2
Q

Tibia has what at the bottom of its bone?

A

Medial Malleous

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3
Q

Fibula has what at the bottom of its bone?

A

Lateral Malleus

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4
Q

Anterior Tibial Artery goes though?

A

Superior Interosseous Hiatus

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5
Q

The lateral Malleoulus is on the fibula? T or F

A

True

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6
Q

The External Illiac Artery becomes the?

A

Femoral Artery

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7
Q

Femoral artery then becomes what artery?

A

Popliteal artery

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8
Q

External Illiac Artery –>
Femoral Artery –>
Popliteal Artery –>

A

Anterior and Posterior Tibial Artery

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9
Q

Posterior Tibial Artery becomes?

A

FIbular (Peroneal) Artery

which contributes to the vascularization of the leg

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10
Q

Anterior Tibial Artery–>

A

Dorsalis Pedis Artery

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11
Q

Posterior Tibial Artery-> also

A

Medial and Lateral Plantar Arteries

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12
Q

Artery supply for Anterior Leg supply?

A

Anterior Tibia Artery

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13
Q

Deep Posterior Leg Muscles have what arteria supply?

A

Posterior Tibial Artery

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14
Q

Superficial Posterior Leg Muscles?

A

Fibular (Peroneal) Artery

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15
Q

Lateral Leg Muscles

A

Branches of Fibular (Peroneal) Artery

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16
Q

Sciatic Nerve branches off into two nerves, what are they?

A

Tibial and Common Fibular Nerve

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17
Q

Tibial Nerve–>

A

Medial and Lateral Plantar Nerve

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18
Q

Common Fibular Nerve –>

A

Superficial and Deep Fibular Nerves

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19
Q

Innervation for Anterior Leg Muscles

A

Deep Fibular (Peroneal) Nerve

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20
Q

Innervation of the Lateral Leg Muscles

A

Superficial Fibular (Peroneal) Nerve

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21
Q

Innervation of Posterior Leg Muscles?

A

Tibial Nerve

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22
Q

Great Saphenous Vein–>

A

Femoral Vein

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23
Q

Small Saphenous Vein–>

A

Popliteal Vein

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24
Q

What is the Lateral Superior Border of the Popliteal Fossa?

A

Biceps Femoris

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25
Q

Posterior Femoral Cutaneous gives off ?

A

Inferior Cluneal Nerve

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26
Q

Sciatic Nerve is

A

L4-S3

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27
Q

Popiliteal Fossa Borders

A

Sup Lateral : Bicep Femoris
Sup Medial: ST and SM
Inf : Gastrocn

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28
Q 
Summary
Anterior Leg : N and A
Lateral Leg : N and A
Deep Post Leg : N and A
Sup. Post Leg : N and A
A 
Anterior Leg: 
Anterior Tibial Artery
Deep Fibular (Peroneal) Nerve
Lateral Leg:
Branches of Fibular Artery
Superficial of Fibular (Peroneal) Nerve
Deep Posterior Leg
Posterior Tibial Artery
Tibial Nerve
Superficial Posterior Leg
Fibular ( Peroneal) Artery
Tibial Nerve
29
Q

Leg Anterior Compartment Muscles

A

(Extensor-Dorsi Flexion)
Tibialis Anterior
Extensor Digitorum
Extensor Hallucis Longus

30
Q

Leg Anterior Compartment Muscles

A

(Extensor-Dorsi Flexion)
Tibialis Anterior- Deep Fib Nerve, Anterior Tibial Artery ( Dorsiflexes foot at ankle joint)
Extensor Digitorum longus- Deep Fib Nerve, Anterior Tibial Artery ( Dorsiflexes toes 2-5)
Extensor Hallucis Longus -Deep Fib Nerve, Anterior Tibial Artery ( Dorsi Flexes Big Toe)
Fibularis (Peroneal) Tertius- Deep Fib Nerve, Anterior Tibial Artery ( Dorsi Flexes at ankle joint)

31
Q

Lateral Compartment Muscles

A

(Eversion) Superficial Fibular Nerve and Branches off the Fibular Artery
Fibularis (Peroneus) Longus- Everts Foot at Ankle Joint
Fibularis (Peroneus) Brevis

32
Q

Posterior Compartment Muscles

A

(Flexors- Plantar Flexion)
Superficial : Gastrocenemius- Tibial Nerve, Fibular Artery, two joint muscle, flexes leg at knee joint. Plantarflexes foot at ankle joint.
Plantaris-Tibial Nerve, Fibular Artery, two joint muscle. ( Flexes leg at knee joint, weakly plantar flexes foot at ankle joint.)
Soleus - Tibial Nerve, Fibular Artery (Plantarflexes foot at ankle joint)

Deep: Posterior Tibial Artery, Tibial Nerve
Poplitues
Tibialis Digitorum Longus
Flexor Hallucis Longus

33
Q

Dorsiflexion- toes point?

plantarflexion?

A

upward

downward

34
Q

Which Anterior leg Muscle dorsiflexes the big toe?

A

Extensor Hallucis Longus

35
Q

Posterior Compartment Muscles

A

(Flexors- Plantar Flexion)
Superficial : Gastrocenemius- Tibial Nerve, Fibular Artery, two joint muscle, flexes leg at knee joint. Plantarflexes foot at ankle joint.
Plantaris-Tibial Nerve, Fibular Artery, two joint muscle. ( Flexes leg at knee joint, weakly plantar flexes foot at ankle joint.)
Soleus - Tibial Nerve, Fibular Artery (Plantarflexes foot at ankle joint)

Deep: Posterior Tibial Artery, Tibial Nerve
Poplitues- unlocks knee joint
Tibialis Posterior: Plantarflexes foot at ankle joint
Flexor Digitorum Longus- Plantarflexes toes 2-5
Flexor Hallucis Longus- plantar flexes big toe

36
Q

What is the innervation of the Extensor Hallucis Longus?

A

Deep Fibular Nerve

37
Q

Anterior Compartment Syndromes?

A

Following Trauma to muscles of the anterior compartment: Hemorrhage, edema, inflammation in compartment.
Treatment: Incision of fascia deep fascia to reduce compression.

38
Q

Injury to common fibular (peroneal) nerve

A

Paralysis of all muscles in the anterior and lateral compartments. Foot drop- high stepping gait.

39
Q

Knee has Pes aneerinus, what muscles?

A

Sartorius, Gracilis, Semitendinosus

40
Q

Lateral Tendinous support?

A

Iliotibial tract, aslo attaches to glu. Max and Tensor Fascia Latta

41
Q

Knee ligaments that are attached?

A

Medial collateral ( Tibial)

42
Q

Knee ligaments that have space?

A

Lateral Collateral ( Fibular)

43
Q

ACL

A

prevents tibia from displacing forward

44
Q

PCL

A

Prevents tibia from displacing backwards

45
Q

Medial Side of the foot muscles remember the mneumonic.

A

Tom Dick and Nervous Harry

Tibialis Posterior
Flexor Digitorum Longus
Tibial Artery
Tibial Nerve
Flexor Hallucis Longus
46
Q

Flexor of Toes?

A

Flexor Hallucis Longus

TIbialis Posterior

47
Q

Extensor of toes?

A

Extensor Digitorum Longus
Extensor Hallucis Longus
Extensor Digitorum Brevis
Extensor Hallicus Brevis

48
Q

Flexor of Toes?

A 
Flexor Hallucis Longus
TIbialis Posterior
Interosseous muscles
flexor digitorum longus
Quadtratus plantae
Flexor digitorum brevis
49
Q

Navicular

A

Medial

50
Q

Calcaneus

A

Forms the Heel

51
Q

Talus articulates with what bone?

A

Tibia

52
Q

Keystone to the arch of the ankle?

A

Talus

53
Q

FHL and Fibular (Peroneus) LOngus help support?

A

the arch

54
Q

Anterior Tibial Artery–> in the foot becomes?

A

Dorsalis Pedis Artery

55
Q

Femoral Artery-> Popliteal Artery-> Anterior and Posterior Tibial ARtery–> Ant>

A

Dorsalis Pedis Artery

56
Q

Posterior Tibial Artery –> in foot

A

Medial and Lateral Plantar Arteries

57
Q

Sciatic Nerve–> Tibial nerve–?

A

Medial and Lateral Plantar Nerve

58
Q

Common Fibular Nerve–>

A

Superficial and Deep Fibular Nerve

59
Q

Lumbricals run from the tendons to the bones?? In the foot tehy run from the?
and in the hand they ran from the ?

A

FDL tendon

FDP tendon

60
Q

Adductor Hallucis has?

A

Oblique and Tranverse Head

61
Q

Short muscles acting on the fifth toe?

A

Flexor Digiti Minimi Brevis

Abducctor Digiti Minimi

62
Q

Can you plantarflex more or dorsiflex more in the ankle?

A

Plantarflex more due to the shape of the talus

63
Q

ankle joint

A

distial tibia
distal fibula
superior articular surface of talus

64
Q

ankle injury

A

forced inversion is the most common

65
Q

strain =

A

stretched but not torn Lat collateral ligaments

66
Q

sprain =

A

lat. collateral ligs TORN

67
Q

Posterior Tibialis Tendonitis or tendonosis can lead to?

A

Pes Planus ( Flat Arch)

68
Q

Metararsalgia or Sesamoiditis can be from?

A

Pes Cavus ( high arch)

Anatomy - Block 1 (12 decks)

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