Lecture 6.3 Flashcards Preview

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Flashcards in Lecture 6.3 Deck (27):
1

Anterior intermuscula septa separate the ___ and ____ compartments of the leg

anterior and lateral compartments

2

The posterior surface of the tibia has a line - the ____ line

soleal line

3

The margins of the two heads of gastrocnemius form the lateral and medial border of the lower end of the _____ ____

popliteal fossa

4

The plantaris descends through the leg as a very small tendon and performs ____ ____

plantar flexion of foot and knee

5

The popliteus unlocks the ___ by

knee
by laterally rotating the femur on the fixed tibia

6

The flexor _____ longus muscle is partially active during the toe-off phase of walking when the body is propelled forward off the stance leg

The flexor hallicus longus muscles is partially active during the toe-off phase of walking when the body is propelled forward off the stance leg

7

True or False
FDL is medial to FHL in the leg

True

though they cross in the plantar region of fthe foot

8

The tibialis posterior muscle originates from the ________ ______ and acts in inversion and plantar flexion of the foot

The tibialis posterior muscle originates from the interosseus membrane and acts in ______ and plantar ____ of the foot

9

The sural nerve descends _____ along the belly of gastrocnemius

superiorly

10

The belly of fibularis longus is _____ the belly of fibularis brevis

The belly of fibularis longus is above the belly of fibularis brevis

11

Which muscle passes through the bony tubercle of the calcaneus?

fibularis longus

12

What are the four muscles of the anterior compartment of the leg?

tibialis anterior
extensor hallicus longus
extensor digitorum longus
fibularis tertius

13

The tibialis anterior provides what movements?

Dorsiflexion / inversion

14

the extensor hallicus longus provides what movements?

extension of big tow and dorsi flexion

15

The extensor digitorum longus provides what movement?

extension of lateral 4 toes and dorsi flexion

16

The tibial tuberosity is huge and used for

insertion of patellar tendon (ligament) - quads

17

Anterior tibia is the most common side for what type of fracture?

compound fracture (open)

18

The anterior and posterior intermuscula septa create/border the ______ compartment

lateral compartment

19

All muscles of anterior caompartment of leg pass under the ____ ________

extensor retinaculum

20

Timothy has a nasty dirty toe is a nmemonic for what

things passing under the extensor retinaculum

From medial

T - Tibialis anterior
H - E.Hallicus Longus
A - Artery (ant. tib a.)
N - Nerve (deep fibula n.)
D - E.Digitorum longus
T- Fibularis. Terius

21

The fibularis ____ grooves the bone (lateral mellelus- head of fibula)

brevis

B for Bone

22

The ______ fibular retinaculum blends with the Extensor retinaculum

the inferior fibular retinaculum blends with the Extensor retinaculum

23

Fibaris longus passes under to the sole of the foot grooving the _____ bone and inserts on medial ______

Fibaris longus passes under to the sole of the foot grooving the cuboid bone and inserts on medial cunieform = eversion

24

plantaris is like _____ _____ in upper limb

palmaris longus

25

Tibialis posterior is responsible for...

Inversion and plantarflexion

26

What is the mneumonic for the flexor retinaculum of the foot (on the lateral side)

Tom, Dick And Very Naughty Harry (top down)

T - Tibialis posterior
D - F. Digitorum Longus
A - Artery
V - Vein
N - Nerve
H - F. Hallicus Longus

27

When tibialis anterior and tibialis posterior contract at the same time, what happens?

Dorsi/plantar flexion is cancelled out

together just pull the medial side = inversion