Review: Plantar Foot and Joints Flashcards Preview

Anatomy 6 > Review: Plantar Foot and Joints > Flashcards

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

higher and more important arch

medial longitudinal arch

2

what does the medial longitudinal arch consist of?

calcaneustalusnavicularthree cuneiformsthree medial metatarsals

3

what supports the medial longitudinal arch?

spring (calcaneonavicular) ligamentplantar aponeurosis

4

during standing, this arch rests on the ground

lateral longitudinal arch

5

what does the lateral longitudinal arch consist of?

calcaneuscuboidlateral two metatarsals

6

what supports the lateral longitudinal arch?

long plantar ligamentshort plantar ligamentplantar aponeurosis

7

what forms the transverse arch?

cuboidthree cuneiformsbases of all metatarsals

8

what maintains the transverse arch?

all the ligaments and the peroneus longus tendon

9

what is the keystone bone of the medial longitudinal arch?

talus

10

talocrural joint = ankle jointwhat bones?

trochlea of talustibia fibula

11

what type of joint is the ankle joint?

ginglymus or hinge type of synovial joint

12

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

deltoid ligamentall the bands attach to the tibia

13

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

lateral ligament

14

which side of the ankle is weaker

lateral side

15

range of dorsiflexion

35 degrees up

16

range of plantarflexion

55 degrees down

17

when is the ankle joint more stable

joint is very stable when dorsiflexed

18

what type of joint is the subtalar(talocalcaneal joint)

plane type of synovial joint

19

what action does the subtalar joint permit

inversion and eversion

20

what type of joint is the talocalcaneonavicular

ball and socket

21

what type of joint is the calcaneocuboid joint

plane

22

what type of joint is the tarsometatarsal joint

plane type of synovial joint

23

what type of joint is the intermetatarsal joint

plane type of synovial joint

24

what type of movement does the intermetatarsal joint allow?

gliding movements

25

what type of joint is the metatarsal phalangeal MP joint?

condyloid type of synovial joint

26

what actions do the metatarsal phalangeal joints allow?

flexionextensionabductionadductionrotation

27

what type of joints are the interphalangeal joints?

hinge type of joint

28

what type of motion do the interphalangeal joints allow?

flexion and extension

29

why type of injury are ankle sprains usually cuased by?

inversion injuries causing damage to the lateral ligaments

30

most commonly torn ankle ligament

anterior talofibular of the lateral ligament

31

what causes a potts fracture

forceful eversion of the foot

32

what is damaged in a potts fracture

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