Unit 4 Shank Flashcards
1
Q
Interosseous Membrane
A
- Connects tibia & fibula
- Thick fibrous sheath
- Maintains orientation
2
Q
Lateral & Medial Condyle Location
A
- Anterior aspect
3
Q
Intercondylar Eminence
A
- Ligament attachment site
- Between medial & lateral condyles
4
Q
Medial Malleolus Location
A
- Inferior tibia
5
Q
Tibial Tuberosity
A
- Anterior aspect
- Intersection point of patellar ligament
6
Q
Ankle Mortise
A
- Formed by tibia & fibula
- Transition zone shank to foot
- Anterior aspect
7
Q
Popliteal Fossa
A
- Continuation of adductor hiatus
- Transition zone thigh to shank
8
Q
Popliteal Fossa Boarders
A
- Semimembranosus
- Biceps femoris
- Gastrocnemii
9
Q
Popliteal fossa Contents
A
- Popliteal artery & vein
- Sciatic nerve
- Sciatic nerve splits into tibial & fibular nerve
10
Q
Anterior Compartment
A
- Dorsiflexors (ankle)
- Innervated my peroneal nerve (fibular)
11
Q
Anterior Muscles
A
- Tibialis anterior
- Extensor digitorum longus
- Extensor hallucis longus
12
Q
Tibialis Anterior
A
- Cross ankle
- Attach to tarsal bones
13
Q
Extensor Digitorum & Hallucis Longus
A
- Extend toes
14
Q
Retinaculum
A
- Keeps tendons tight to bones
- Anterior compartment
15
Q
Lateral Compartment
A
- Evertors
- Innervated by peroneal nerve (fibular)
16
Q
Lateral Muscles
A
- Fibularis longus
- Fibularis brevis
17
Q
Fibularis Longus
A
- Fibula to base of big toe
- Support to foot arch
18
Q
Fibularis Brevis
A
- Fibula to 5th metatarsal
19
Q
Peroneal Retinacular
A
- Lateral compartment
- Hold tendons in place (ankle crossing)
20
Q
Deep Posterior Compartment
A
- Inversion & digit flexion
- Innervated by tibial nerve
21
Q
Deep Posterior Muscles
A
- Tibialis posterior
- Flexor digitorum longus
- Flexor hallucis longus
22
Q
Flexor Retinaculum
A
- Deep posterior compartment
- Hold tendons in place (ankle crossing)
23
Q
Superficial Posterior Compartment
A
- Plantar flexors
- Innervated by tibial nerve
24
Q
Superficial Posterior Muscles
A
- Popliteus
- Gastrocnemii (lateral & medial heads)
- Soleus
- Plantaris
25
Q
Triceps Surae Muscle Group
A
- Popliteus
- Gastrocnemii (lateral & medial heads)
- Soleus
26
Q
Gastrocnemii
A
- Crosses knee
- Knee flexion
27
Q
Soleus
A
- Plantar flexion
- No knee crossing
28
Q
Superficial Muscle Attachment
A
- Achilles tendon
29
Q
Peroneal (Fibular) Nerve
A
- Deep branch, anterior compartment
- Superficial branch, lateral compartment
