Unit 4 Ankle Flashcards
1
Q
Ankle Mortise
A
- U shape
- Formed by tibia & fibula
- Ankle articulation
2
Q
Tarsal Articulation
A
- Navicular
- Talus
- Calcaneus
3
Q
Joints
A
- Distal tibiofibular
- Talocrural
- Subtalar
4
Q
Joints Function
A
- Full ROM of ankle
5
Q
Distal Tibiofibular Joint
A
- Distal aspect of tibia & fibula
- Maintain rigid shape of ankle mortise
6
Q
Distal Tibiofibular Characteristics
A
- Tight syndesmosis
- Fibrous
7
Q
Distal Tibiofibular Ligaments
A
- Anterior & posterior tibiofibular
8
Q
Talocrural Joint
A
- Talus & ankle mortise
- Dorsi & plantar flexion
9
Q
Lateral Crural Ligaments
A
- Anterior & posterior talofibular
- Calcaneofibular
10
Q
Median Crural Ligaments
A
- Deltoid
- Calcaneonavicular
11
Q
Subtalar Joint
A
- Underneath talus
- Talus, calcaneus, navicular
- Inversion & eversion
12
Q
Subtalar Compartments
A
- Talocalcaneonavicular (anterior)
- Talocalcaneal (posterior)
13
Q
Subtalar Compartment Division
A
- Interosseous talocalcaneal ligament
14
Q
Subtalar Ligaments
A
- Interosseous talocalcaneal
- Medial talocalcaneal
- Lateral talocalcaneal
- Anterior talocalcaneal (cervical)
15
Q
Interosseous Membrane Function
A
- Joins tibia (medial) & fibula (lateral)
16
Q
High Ankle Sprain
A
- Tearing of anterior/posterior tibiofibular ligaments
- With fibular fracture
- Pain upon dorsiflexion
17
Q
High Ankle Sprain Cause
A
- Lateral rotation of foot
18
Q
Inversion Sprain
A
- Ligaments stressed while foot inverted
- Anterior talofibular ligament
- Anterior calcaneofibular ligament
19
Q
Grade 1 Inversion Sprain
A
- Stretching/slight tear
- Mild tenderness
- Swelling & stiffness
20
Q
Grade 2 Inversion Sprain
A
- Incomplete tear
- Moderate pain
- Swelling & stiffness
21
Q
Grade 3 Inversion Sprain
A
- Complete tear
- Severe swelling
- Bruising & instability
22
Q
Avulsion Fracture
A
- Base of 5th metatarsal
- Alongside eversion sprain
- Peroneus brevis pulls base of 5th
23
Q
Avulsion Fracture Symptoms
A
- Pain on lateral aspect
- Significant swelling
24
Q
Ankle Flexor Muscles
A
- Tibialis posterior
- Flexor digitorum longus
- Flexor hallucis longus
- gastrocnemii plantaris soleus
- peroneus brevis & longus
25
Ankle Extensor Muscles
- Tibialis posterior
- Extensor digitorum longus
- Extensor digitorum brevis
26
Achilles Flexors
- Gastrocnemii plantaris soleus
- Medial & lateral
