Tarsal flexors and extendors

Question 1

What are the attachments of the cranial tibial m.?

Answer 1

Origin: Extensor groove of tibia and the cranial tibia lateral border

Insertion: Plantar surfaces of metatarsals 1 and 2

Innervation: fibular n.

Question 2

What are the attachments of the long digital extensor?

Answer 2

Origin:Extensor fossa of the femur

Insertion: P3 of digits 2-5

Innervation: fibular nerve

Question 3

What are the attachments of the fibularis longus (3 insertion points)?

Answer 3

Origin: Lateral condyle of the tibia, proximal end of the fibula, lateral epicondyle of the femur by the lateral collateral ligament

Insertion: the fourth tarsal bone, the plantar aspect of the base of metatarsals

Innervation: Fibulat nerve

Question 4

What are the attachments of the gastrocnemius m.?

Answer 4

Origin:medial and lateral supracondyle tuberosities of the femur

Insertion: proximal dorsal tuber calcanei

Innervation: Tibial

Question 5

What are the attachments of the deep digital flexor?

Answer 5

Origin: caudal aspect of the proximal two thirds of the tibia, the proximal half of the fibula, and the adjacent interosseous membrane

Insertion: Plantar surface of P3 of each digit

Innervation: Tibial

Question 6

What are the attachments of the superficial digital flexor?

Answer 6

Origin:Lateral supracondyle tuberosity of the femur

Insertion: P2 of all digits on the bases, and the tuber calcanei

Innervation:Tibial n.

Question 7

What nerve innervates tarsal flexors?

Answer 7

Fibular

Question 8

What nerve innervates tarsal extendors?

Answer 8

Tibial