Review: Plantar Foot and Joints Flashcards Preview

Anatomy 6 > Review: Plantar Foot and Joints > Flashcards

Flashcards in Review: Plantar Foot and Joints Deck (32)
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1
Q

higher and more important arch

A

medial longitudinal arch

2
Q

what does the medial longitudinal arch consist of?

A

calcaneustalusnavicularthree cuneiformsthree medial metatarsals

3
Q

what supports the medial longitudinal arch?

A

spring (calcaneonavicular) ligamentplantar aponeurosis

4
Q

during standing, this arch rests on the ground

A

lateral longitudinal arch

5
Q

what does the lateral longitudinal arch consist of?

A

calcaneuscuboidlateral two metatarsals

6
Q

what supports the lateral longitudinal arch?

A

long plantar ligamentshort plantar ligamentplantar aponeurosis

7
Q

what forms the transverse arch?

A

cuboidthree cuneiformsbases of all metatarsals

8
Q

what maintains the transverse arch?

A

all the ligaments and the peroneus longus tendon

9
Q

what is the keystone bone of the medial longitudinal arch?

A

talus

10
Q

talocrural joint = ankle jointwhat bones?

A

trochlea of talustibia fibula

11
Q

what type of joint is the ankle joint?

A

ginglymus or hinge type of synovial joint

12
Q

located on the medial side of the ankle joint with 4 distinct bands

A

deltoid ligamentall the bands attach to the tibia

13
Q

located on the lateral side of the ankle joint with 3 distinct bands

A

lateral ligament

14
Q

which side of the ankle is weaker

A

lateral side

15
Q

range of dorsiflexion

A

35 degrees up

16
Q

range of plantarflexion

A

55 degrees down

17
Q

when is the ankle joint more stable

A

joint is very stable when dorsiflexed

18
Q

what type of joint is the subtalar(talocalcaneal joint)

A

plane type of synovial joint

19
Q

what action does the subtalar joint permit

A

inversion and eversion

20
Q

what type of joint is the talocalcaneonavicular

A

ball and socket

21
Q

what type of joint is the calcaneocuboid joint

A

plane

22
Q

what type of joint is the tarsometatarsal joint

A

plane type of synovial joint

23
Q

what type of joint is the intermetatarsal joint

A

plane type of synovial joint

24
Q

what type of movement does the intermetatarsal joint allow?

A

gliding movements

25
Q

what type of joint is the metatarsal phalangeal MP joint?

A

condyloid type of synovial joint

26
Q

what actions do the metatarsal phalangeal joints allow?

A

flexionextensionabductionadductionrotation

27
Q

what type of joints are the interphalangeal joints?

A

hinge type of joint

28
Q

what type of motion do the interphalangeal joints allow?

A

flexion and extension

29
Q

why type of injury are ankle sprains usually cuased by?

A

inversion injuries causing damage to the lateral ligaments

30
Q

most commonly torn ankle ligament

A

anterior talofibular of the lateral ligament

31
Q

what causes a potts fracture

A

forceful eversion of the foot

32
Q

what is damaged in a potts fracture

A

the medial and lateral malleoli and the fibulaNOT the deltoid ligament- that bad ass motherfucker never tears