foot

Question 1

Extensor Digitorum Brevis Origin

Answer 1

Dorsal, distal, lateral aspect of calcaneous, shared origin w/bifurcate ligament, divides into 4 tendons

Question 2

Extensor Digitorum Brevis Insertion

Answer 2

Dorsal aspect of base of proximal phalanx of great toe, 2-4 & proximal phalanx

Question 3

Extensor Digitorum Brevis Action

Answer 3

Extension of DIP, PIP, MTP joints of 2-5 & of the great toe

Question 4

Extensor Digitorum Brevis Nerve

Answer 4

Deep Peroneal nerve

Question 5

Abductor Hallucis Origin

Answer 5

medial process of calcaneal tuberosity, adjacent intermuscular septum, flexor retinaculum, plantar apneurosis

Question 6

Abductor Hallucis Insertion

Answer 6

medial side of base of proximal phalanx of great toe, attach to medial sesamoid bone

Question 7

Abductor Hallucis Action

Answer 7

abduction of MTP joint of great toe, flexion of MTP joint of great toe assists w/adduction

Question 8

Abductor Hallucis Nerve

Answer 8

medial tibial nerve

Question 9

Flexor Digitorum Brevis Origin

Answer 9

medial process of calcaneous, plantar aponeurosis, 4 tendons

Question 10

Flexor Digitorum Brevis Insertion

Answer 10

slips insert on each side of middle phalanx of digits 2-5

Question 11

Flexor Digitorum Brevis Action

Answer 11

flexion of PIP, MTP joint of 2-5 digits

Question 12

Flexor Digitorum Brevis Nerve

Answer 12

medial & lateral plantar nerves

Question 13

Adcutor Digiti Minimi Origin

Answer 13

medial & lateral calcaneal tuberosity, plantar aponeurosis

Question 14

Adcutor Digiti Minimi Insertion

Answer 14

tuberosity of 5th MT, lateral surface of base of proximal phalanx of 5th

Question 15

Abdcutor Digiti Minimi Action

Answer 15

abduction of MTP joint of 5th digit, flexion of MTP 5th toe

Question 16

Abdcutor Digiti Minimi Nerve

Answer 16

lateral tibial nerve

Question 17

Flexor Digitorum Accessorius Origin

Answer 17

medial & lateral surface of calcaneus

Question 18

Flexor Digitorum Accessorius Insertion

Answer 18

join the FDL tendon

Question 19

Flexor Digitorum Accessorius Action

Answer 19

modifies the line of pull

Question 20

Flexor Digitorum Accessorius Nerve

Answer 20

medial & lateral tibial nerve

Question 21

What helps maintain the medial longitudinal arch?

Answer 21

Plantar surface of the navicular

Question 22

What does the lateral surface of the calcareous provide attachment for?

Answer 22

Peroneal Trochlea

• peroneus brevis
• peroneus longus
• calcaneofibular ligament

Question 23

What does the sulcus tali provide attachment/groove for?

Answer 23

Talocalcaneal ligament

Question 24

Where is the sulcus tali found?

Answer 24

On the plantar surface of the neck of the talus

Question 25

List 3 characteristics of the talocrural joint?

Answer 25

- synovial - uniaxial hinge - not overly developed joint b/c there is a lot of movement

Question 26

What does the medial aspect of the medial cuneiform provide insertion for?

Answer 26

Tibialis anterior

Question 27

What does the plantar surface of the lateral cuneiform provide insertion for?

Answer 27

Tibialis posterior

Question 28

What are the proximal & distal articulations of the cuneiform?

Answer 28

Proximal - navicular Distal - bases of 1st, 2nd & 3rd metatarsals

Question 29

What does the lateral surface of the navicular articulate with?

Answer 29

Cuboid

Question 30

How do you palpate the navicular tubercle?

Answer 30

Anterior and inferior to medial malleolus

Question 31

What does the navicular lie between?

Answer 31

Head of the talus & the 3 cuneiform bones

Question 32

On which surface of the calcareous is the sustentaculum tali found?

Answer 32

Medial aspect

Question 33

What does the posterior 1/3 of the dorsal surface of the calcaneous provide attachment for?

Answer 33

Achilles Tendon

Question 34

What does the lateral part of the neck of the talus provide attachment for?

Answer 34

ATFL

Question 35

What does the dorsal surface of the talus articulate with?

Answer 35

Lower end of the tibia?

Question 36

What does the inferior portion of the talus articulate with?

Answer 36

Calcaneous

Question 37

Which way does the head of the talus face?

Answer 37

Anterior Inferior Medial

Question 38

The longitudinal & transverse arch are formed by...

Answer 38

Tarsals and metatarsals

Question 39

How many tarsal bones are there? | Name them...

Answer 39

``` 7 Navicular Cuneiform (3) Talus Calcaneous Cuboid ```

Question 40

What is another name of the talo-calcaneo-navicular joint & what type is it?

Answer 40

Anterior Subtalar Joint - synovial - multi-axial - talonavicular part = ball & socket

Question 41

How many facets does the articular surfaces of the talus & calcaneus have?

Answer 41

3 Anterior Posterior Medial

Question 42

What is the anatomical name for the spring ligament?

Answer 42

Plantar calcaneo-navicular ligament

Question 43

What are the middle & posterior fibres of the Deltoid Ligament?

Answer 43

Middle: tibio-calcaneal ligament Posterior: posterior tibio-talar ligament

Question 44

What are the anterior fibres of the Deltoid Ligament?

Answer 44

Tibio-navicular ligament | Anterior tibio-talar ligament

Question 45

What are the 4 superficial fibres of the Deltoid Ligament?

Answer 45

Tibio-navicular ligament Anterior tibio-talar ligament Tibio-calcaneal ligament Posterior tibio-talar ligament

Question 46

Which way does the talus glide during plantar/dorsi flexion? | Which was is difficult?

Answer 46

Plantar flexion: anterior Dorsi flexion: posterior Harder for talus to glide posterior due to structures behind it

Question 47

List the Deltoid Ligaments?

Answer 47

1) anterior tibial talar ligament 2) posterior tibial talar ligament 3) tibio calcaneal 4) tibionavicular - anterior

Question 48

List the lateral ankle ligaments?

Answer 48

1) anterior talo fibular (ATFL) 2) posterior talo fibular (PTFL) 3) calcaneofibular (CFL)