ankle anatomy Flashcards Preview

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Flashcards in ankle anatomy Deck (24)
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1
Q

which tendon in the ankle does not have a tendon sheath?

A

achilles tendon

2
Q

posterior tibial tendon inserts onto

A

navicular and medial cuneiform

3
Q

what makes the master knot of henry

A

FDL and FHL

4
Q

function of the peroneal tendons

A

plantarflexion and eversion

5
Q

peroneus longus tendon insertion

A

first metatarsal and medial cuneiform

6
Q

insertion of peroneus brevis

A

base of the fifth metatarsal

7
Q

avulsion of what tendon results in avulsion of the fifth metatarsal

A

peroneus brevis

8
Q

what encapsulates the peroneal tendons

A

the superior peroneal retinaculum

9
Q

what tendons does the superior extensor retinaculum encase?

A

tibialis anterior, extensor hallucis longus, extensor digitorum longus Tom’s Harry Dick

10
Q

what is a Chopart sprain?

A

injury of the talonavicular ligament

11
Q

FDL and FHL cross and form the:

A

master knot of henry

12
Q

what is the bifurcate ligament

A

Y-shaped ligament originates from the dorsal aspect of the calcaneus and extends to the cuboid and navicular

13
Q

how many plantar calcaneocuboid ligaments?

A

two. one short and one long

14
Q

What is the strongest portion of the lisfranc ligament

A

interosseous

15
Q

how many slips are there of the plantar fascia?

A

three: medial, central and lateral fascicles/cords

16
Q

what causes osteochondral lesion on the lateral tibial dome?

A

forced inversion (shearing of the talar dome on the fibula)

17
Q

spring ligament is a group of ligaments that connects the

A

calcaneus and navicular

18
Q

Ligaments of the spring ligament

A

superomedial, medioplantar oblique, inferoplantar

19
Q

structures responsible for maintaining the arch of the foot:

A

spring ligament and posterior tibial tendon

20
Q

what courses under the sustentaculum tali?

A

FHL

21
Q

What tendon courses through a groove in the steida process?

A

FHL

22
Q

number of layers of the deltoid ligament

A

two, deep and superficial

23
Q

parts of the superficial deltoid ligament

A

tibionavicular (TNL) tibiospring (TSL) tibiocalcaneal (TCL)

24
Q

parts of the deep deltoid ligament

A

anterior tibiotalar ligament (ATTL); posterior tibiotalar ligament (PTTL)