Foot & Ankle - Lecture Flashcards Preview

Ortho Dx > Foot & Ankle - Lecture > Flashcards

Flashcards in Foot & Ankle - Lecture Deck (59)
Loading flashcards...
1
Q

How many bones in the ankle?

A

28

2
Q

How many sesamoid bones in the foot?

A

2

3
Q

How many synovial joints in the foot and ankle?

A

30

4
Q

What bone are part of the rearfoot?

A

Talus and Calcaneus

5
Q

Midfoot = ?

A

Navicular
Cuboid
3 Cuneiforms

6
Q

Forefoot = ?

A

14 bones of the toes
5 metatarsals
Medial and Lateral Sesamoids

7
Q

T or F

The Distal Tibiofibular Joint is classified as a synchondrosis

A

False

Syndesmosis

8
Q

Where is the common area of Diastasis in the foot and ankle?

A

Tibiofibular Joint

9
Q

What type of joint is the Talocrural joint?

A

Synovial hinge or a modified sellar

10
Q

What is the closed packed position for the Talocrural joint?

A

Weight-bearing dorsiflexion

11
Q

What is the open packed position for the Talocrural joint?

A

Midway between supination and pronation

12
Q

What type of joint is the Subtler Joint?

A

Synovial, bicondylar compunt joint consisting of two separate modified ovoid surfaces with their own joint cavities.

13
Q

Subtalar Joint aka ?

A

Talocalcaneal Joint

14
Q

What are the approximate degrees of inversion and eversion of the ankle?

A

20 degrees inversion

10 degrees eversion

15
Q

Describe the movement changes with chronic arthritic conditions compared to traumatic arthritis

A
Chronic = limitation of inversion 
Traumatic = limitation of eversion
16
Q

T or F

The close-packed position for the subtalar joint is full eversion

A

False

Full inversion

17
Q

What is the open packed position of the subtalar joint?

A

inversion/plantarflexion

18
Q

Name the ligaments that provide deep support for the Talocalcaneal Joint

A

Interosseous cervical and axial ligaments often referred together as the interosseous ligaments

19
Q

T or F

The calcaneocuboid joint is a compound modified ovoid joint

A

False

Simple synovial modified seller joint

20
Q

Spring ligament is also called?

A

Plantar Calcaneonavicular

21
Q

The spring ligament connects what structures?

A

Navicular to the sustentaculum tali on the calcaneus

22
Q

What is the difference between the 1st inter metatarsal joint compared to the 2nd, 3rd, & 4th

A
1st = simple synovial modified ovoid joint
others = compound joints
23
Q

T or F

The IP joints are classified as simple, synovial or modified ovoid joints

A

False

This is describing the MTP joints
IP = simple synovial modified sellar

24
Q

What is a claw toe?

A

Hyperextension of the MTP joint & flexion of the PIP + DIP

25
Q

Hyperextension of the MTP & DIP joint and flexion of the PIP joint is called?

A

Hammer Toe

26
Q

What is Mallet Toe?

A

Hyper flexion of the DIP joint with callus formation on the dorm of the affected toe

27
Q

Describe Hallux Valgus

A

A lateral deviation of the proximal phalanx of the 1st toe with pain on the medial side of the 1st MTP

28
Q

What is Hallux Valgus called when it is on the 5th toe?

A

Tailors Bunion or a bunionette

29
Q

Origin and insertion of the plantar fascia?

A
O = Os Calcis 
I = complex network to the plantar forefoot.
30
Q

Pes Cavus = ?

A

Abnormally high arch

31
Q

Absent of medial longitudinal arch = ?

A

Pes planus

32
Q

Name the anterior compartment of muscles

A

Tibialis anterior
extensor digitorum longus
Extensor Hallicus longus
Peroneus Teritus

33
Q

What muscle is the strongest dorsiflexor and investor of the foot?

A

Tibialis anterior

34
Q

What is stoppage gait?

A

Loss of tibialis muscle strength that leads to drop foot.

35
Q

Posterior Superficial muscles of the foot.

A

Gastrocnemius, soleus and plantaris muscle.

36
Q

What compartment contains the flexors of the foot?

A

Posterior Deep Compartment

  • posterior tibialis
  • flexor digitorum longus
  • flexor hallucis longus
37
Q

What compartment does the Peroneus Longus and Brevis in?

A

Lateral Compartment

38
Q

1st Layer of intrinsic muscles of the foot?

A

Abductor hallucis
Abductor digiti minimis
Flexor digitorum brevis

39
Q

T or F

Quadratus plantar and lumbricales are located in the 3rd layer of intrinsic muscles

A

False

2nd

40
Q

What muscles are in the 3rd layer of the intrinsic muscles

A

Flexor hallucis brevis
Flexor digiti minimis
Adductor hallucis

41
Q

The dorsal intrinsic muscles of the foot are?

A

Extensor hallucis brevis and extensor digitorum brevis

42
Q

The medial longitudinal arch is made up of what bones?

A

1st three digits and their Metatarsals
Cuneiforms
Navicular
Talus

43
Q

T or F

The transverse arch of the foot is made up of the digits 4 & 5 and their metatarsals and the cuboid and calcaneus

A

False

That is describing the lateral longitudinal arch
Transverse = 5 metatarsal bones

44
Q

Pain between the metatarsal heads typically 3rd & 4th is called?

A

Morton’s Neuroma

45
Q

The tibial nerve divides into?

A

Sural, medial calcaneal, medial plantar, and lateral plantar

46
Q

What is Tarsal Tunnel Syndrome?

A

Repetitive hyperflexion or hyperextension motion resulting in tenosynovitis with resulting constriction of the posterior tibial nerve

47
Q

What motion of the foot and ankle takes place in the frontal plane?

A

Inversion and Eversion

48
Q

Sagittal plane of motion of the foot includes?

A

Dorsiflexion and plantarflexion

49
Q

Adduction and Abduction occur in what plane of motion?

A

Horizontal

50
Q

Triplanar motion occurs in what joints of the foot?

A

Talocrural, subtalar, midtarsal joints and at the first and firth rays.

51
Q

T or F

Pronation and Supination are considered triplanar motions

A

True

52
Q

Supination is combined motion of?

A

Adduction, plantarflexion and inversion

53
Q

Normal alignment of the 1st MTP joint varies between what degrees of varus and values

A

5 degrees varus and 15 degrees valgus

54
Q

T or F

Females suffer less from gout than males

A

True

Male 20:1 predominance

55
Q

MC spot of Gout?

A

1st MTP joint

56
Q

Increasing weakness with repeated contractions of the same resistance indicates?

A

Palsy

57
Q

Consistent weakness with repeated contractions suggests?

A

De-conditioned muscles or a significant muscle tear

58
Q

What nerve roots are associated with the ankle and foot

A

L4-S2

59
Q

Posterior tibial nerve is sometimes tested at what disc level?

A

L5