TOPIC 22

Question 1

Tarsal extensors

Answer 1

M.gastrocnemius
M. Tibialis caudalis
M. flexor digitorum superficialis

Question 2

Tendo calcaneus comunis

Answer 2

3 parts

1. ) Tendon of Gastrocnemius
2. ) Tendon of Superficial Digital flexor
3. ) Accesory tendon from.3 muscles
   - M.semitendinosus
   - M.biceps.femoris
   - M.gracilis

Question 3

Vessels

Answer 3

●Popliteal artery
- Supplying the gastrocnemius and popliteal m.
- Terminates as crani/caudal arteries.
- From a.femoralis
●Caudal tibial artery
- Running with tibial nerve
- From a. poplitea
- Connection with A.genus dist med?
●Saphenous artery
- Cranial and caudal branch
Cranial: Anastomose with superficial branch of cranial tibial artery

Question 4

N.tibialis

Answer 4

One of the terminating branches of the sciatic n.
Pass inbetween two heads of gastrocnemius m.
Supplies the muscles caudal to tibia and fibula
Procimally to the hook - devides into medial and lateral plantar nerves

Question 5

M.gastrocnemius

Answer 5

Caput laterale and Caput mediale
O: Med/lat fossa supracondylaris of femur
I: Tendo calcanei communis -> Tuber calcanei
A: Extends tarsus and hook, flex stifle
N: N.tibialis

Question 6

M.flexor digitorum sulerficialis

Answer 6

Covers common calcanei tendon
Forms galea calcanea
O: Fossa supracondyralis of femur, between the lateral and medial head of gastrocnemius
I: On the.2nd phalanx of digits II - V
(Ph2, Dig II - V, tuber calcanei (galea))
A: Flex the chief digits, Extends hook, flex stifle

Question 7

M.Tibialis caudalis

Answer 7

O: caudally on head of fibula
I: medially at tarsus it radiates into tarsal fascia
A: extends tarsus