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Anatomy and Radiology - Test 1 > The Foot > Flashcards

The Foot Flashcards

1
Q

With which bone does the tibia articulate?

A

Talus

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2
Q

Plantar side of foot has

A

Plantar aponeurosis

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3
Q

Muscles of dorsum of foot

A

Extensor digitorum brevis

Extensor hallucis brevis

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4
Q

Extensor digitorum brevis and innervation

A

Aids in extending medial 4 toes

Deep fibular nerve

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5
Q

Extensor hallucis brevis

A

portion of the EDB going to the big toe

Deep fibular nerve

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6
Q

Muscles of plantar surface of the foot actions innervation and blood supply

A

Maintain arches of foot and position big toe
Medial and lateral plantar nerve (from tibial nerve)
Medial and lateral plantar arteries (from posterior tibial artery)

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7
Q

Plantar aponeurosis encloses tendons of

A

FDL and FDB

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8
Q

Plantar aponeurosis helps to maintain the _____ arch

A

Longitudinal

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9
Q

Plantar fasciitis

A

Excessive wear to the plantar fascia

Most often on the heal

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10
Q

1st muscule later of the plantar surface of the foot muscles and function

A

Maintain arches
Abductor hallucis
Flexor digitorum brevis
Abductor digiti minimi

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11
Q

Abductor hallucis function and innervation

A

Abducts great toe

Medial plantar nerve

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12
Q

Flexor digitorum brevis function and innervation

A

Flexes lateral 4 toes

Medial plantar nerve

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13
Q

Abductor digiti minimi function and innervation

A

Abducts little toe

Lateral plantar nerve

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14
Q

2nd muscular layer tendon attachments and muscles

A

Attach to tendons of flexor digitorum longus
FHL tendon found here
Quadratus plantae
Lumbricals

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15
Q

Quadratus plantae function and innervation

A

Helps flex lateral 4 toes

Lateral plantar nerve

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16
Q

Lumbricals function and innervation

A

Flex proximal phalanges and extend middle and distal of lateral 4 toes
Medial innervated by medial plantar
Lateral 3 innervation by lateral plantar

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17
Q

3rd muscular layer of plantar side of foot

A

Flexor hallucis brevis
Adductor hallucis
Flexor digiti minimi brevis

18
Q

Flexor hallucis brevis function and innervation

A

Flexes proximal phalanx of great toe

Medial plantar nerve

19
Q

Adductor hallucis function and innervation

A

Adducts great toe
Assists in maintaining transverse arch of foot
Lateral plantar nerve
Most active during push-off

20
Q

Flexor digiti minimi brevis

A

Flexes proximal phalanx of 5th toe

Lateral plantar

21
Q

4th muscular layer

A

3 platnar interossei and 4 dorsal interossei

22
Q

3 plantar interossei function and innervation

A

Adduct the toes

Lateral plantar

23
Q

4 dorsal interossei function and innervation

A

Abduct the toes

Lateral plantar

24
Q

Ankle joint is _____ joint and weakest in ______

A

Hinge joint

Plantarflexion

25
Q

Ankle joint movements

A

Dorsiflexion and plantarflexion

26
Q

Ankle joint articulation

A

Talus with tibia and fibula

27
Q

Key ligaments of ankle joint

A

Deltoid (medial ligament)

Anterior talofibular ligament (Lateral)

28
Q

MCL injuries of the ankle

A

Potts-fracture
Foot is forcibly everted
Tears medial malleolus or breaks fibula

29
Q

Lateral collateral injuries of the ankle

A

Weaker than medial
Inversion injuries
Anterior talofibular is most commonly sprained ligament
Shearing of the lateral malleolus

30
Q

Longitudinal arch maintained by

A

Bones, strong plantar ligaments, plantar aponeurosis

31
Q

Spring ligament and what it does

A

Plantar calcaneonavicular ligament

Helps support longitudinal arch of the foot

32
Q

Transverse arch maintained by

A

Strong plantar ligaments, bones, plantar aponeurosis, and tnedons of muscles

33
Q

Two types of pes planus

A

Rigid (children)

Rigid (adult)

34
Q

Fallen arches are a result of which muscle

A

Tibialis posterio

35
Q

Tibial nerve

A

Runs posterior to medial malleoulus and divides into laterla and medial plantar nerves

36
Q

Medial plantar nerve innervations of the foot

A

Abductor hallucis
Flexor digitorum brevis
Flexor hallucis brevis
First (medial) lumbrical

37
Q

Lateral plantar nerve innervation of the foot

A

All other intrinsic foot muscles besides extensor digitorum brevisd

38
Q

Jogger’s foot

A

Entrapment of the medial plantar nerve

Tingling on the medial side of the plantar surface

39
Q

Anterior tibial artery becomes

A

Dorsal artery of the foot

40
Q

Arcurate artery runs

A

Across metatarsal-phylangeo joints

41
Q

Lymphatic drainage of lower limb

A

Inguinal lymph nodes that can be palpated

Anatomy and Radiology - Test 1 (21 decks)

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