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MSK > Dissection 7 > Flashcards

Dissection 7 Flashcards

1
Q

What joint joins the talus and calcaneus?

A

subtalar joint

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2
Q

What are the 2 midtarsal joints?

A

calcaneocuboid and talocalcaneonavicular

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3
Q

What type of joint are the midtarsal joints?

A

synovial

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4
Q

what are the movements at the midtarsal joints?

A

inversion adn eversion

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5
Q

What muscles produce inversion of the foot?

A

tibialis anterior and tibialis posterior

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6
Q

What muscles produce eversion of the foot?

A

fibularis muscles

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7
Q

What is the tarsometatarsal joint made up of?

A

between the cuneiforms/ cuboid proximally and the metarsals

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8
Q

What type of joint are the metatarsophalangeal joints?

A

synovial

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9
Q

What movements do the MTP joints allow?

A

flexion; extension; abduction; adduction and circumduction of the digits

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10
Q

What type of joitn are the interphalangeal joints?

A

synovial hinge joints

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11
Q

What movements occur at the interphalangeal joints?

A

flexion and extension of the toes

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12
Q

What are the functions of the arches of the foot?

A

provide shock absorption; push off spring and increased weight bearing capacity by weight redistribution

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13
Q

What supports the arches of the foot?

A

plantar aponeurosis and the plantar ligaments

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14
Q

What is the plantar aponeurosis?

A

a thickened central area of plantar fascia- the feep fasica of the sole of the foot

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15
Q

What forms the medial longitudinal arch?

A

the bones of hte medial aspect of hte foot

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16
Q

What bones make up the medial aspect of the foot?

A

calcaneus; talus; navicular; 3 cuneiforms and metatarsals 1-3

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17
Q

What is the medial longitudinal arch supported by?

A

the flexor hallucis longus and the attachments of tibilais anterior and fibularis longus

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18
Q

What is the attachment of tibilais anterior?

A

junction between the medial cuneiform and base of 1st metatarsal

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19
Q

What is the attachment of fibularis longus?

A

tendon passses acorss the plantar aspect of hte bones of the foot from lateral to medial to also attach to the medial cuneiform and base of the 1st metatarsal

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20
Q

What is the lateral longitudinal arch formed by?

A

calcaneus; cuboid and metatarsals 4 and 5

21
Q

Waht does the transverse arch consist of?

A

the cuboid; cuneiforms and the bases of all 5 metatarsals

22
Q

What muscles is the transverse arch supported by?

A

fibularis longus and tibialis posterior

23
Q

What defines an intrinsic muscle of the foot?

A

attach proximally and distally within the foot

24
Q

Where are the intrinsic muslces of the foot mainly located?

A

compartments within the sole where they are arranged in 3 layers

25
Q

What movements do the sole/interosseous muscles produce?

A

flexion (sole )and abduction/adduction of the toes (interossei)

26
Q

What do the 2 dorsal muscles do?

A

short extensors of the toes

27
Q

What artery is the dorsalis pedis artery a branch of?

A

anterior tibial artery

28
Q

What does the dorsalis pedis artery give branches to on the dorsum of the foot?

A

arcuate artery

29
Q

What are the medial and lateral plantar arteries branches of?

A

posterior tibial artery

30
Q

What do the medial and lateral plantar arteries conrtibute to?

A

deep plantar arch

31
Q

From what do the metatarsal arteries arise?

A

deep plantar arch and the arcuate artery

32
Q

What do the the metatarsal arteries branch into?

A

digital arteries

33
Q

How many digital arteries are there per toe?

A

4

34
Q

What is the superficial vein of the foot?

A

dorsal venous arch

35
Q

What does the dorsal venous arch give rise to?

A

great(medially) and small (laterally) saphenous veins

36
Q

What do the deep veins of th efoot accompany?

A

the arteries of the foot

37
Q

What do the deep veins of hte foot drain into?

A

anterior and posterior tibial veins and the fibular veins

38
Q

What do the anterior and posterior tibial veins and the fibular veins join to for,?

A

the popliteal vein

39
Q

What is the motor supply to the muscles of the sole?

A

tibial nerve

40
Q

what is the motor supply to the muscles of the dorsum?

A

deep fibular nerve

41
Q

What is the sensory nerve supply to the dorsum mainly?

A

superficial fibular nerve

42
Q

Waht does the deep fibular nerve supply?

A

the first interdigital cleft

43
Q

What does the sural nerve supply?

A

the proximal lateral border

44
Q

Waht does the saphnous nerve supply?

A

the proximal medial border

45
Q

What is the main nervous supply to the plantar surface of the foot?

A

tibial nerve- hell and amjority of sole

46
Q

What supplies the proximal lateral border of the plantar surface of the foot?

A

sural nerve

47
Q

What supplies the proximal medial border of hte plantar surface of hte foot?

A

saphenous nerve

48
Q

What do the lymphatic vessels in the foot accompany up the leg?

A

the great and small saphenous veins

MSK (39 decks)

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