Anatomy Dissection 6

Question 1

What foot joint is between the talus and calcaneus?

Answer 1

Subtalar joint

Question 2

What two joints make up the midtarsal joints?

Answer 2

1. Calcaneocuboid

2. Talocalcaneonavicular

Question 3

In relation to the midtarsal joint: what two muscles produce inversion with tibial and deep fibular nerve?

Answer 3

Tibialis anterior and posterior

Question 4

In relation to the midtarsal joint: what muscles produce eversion with fibular nerves?

Answer 4

Fibularis muscles

Question 5

What foot joint is between the cuneiforms/cuboid proximally and the metatarsals?

Answer 5

Tarsometatarsal

Question 6

What synovial joint of the foot allows flexion, extension, abduction, adduction and circumduction of the digits?

Answer 6

MTP

Question 7

What joint of the foot allows flexion and extension of the toes?

Answer 7

Interphalangeal

Question 8

What structures of the foot provide shock absorption, push off spring in function and increased weight bearing capacity by weight distribution across the whole foot?

Answer 8

Arches of foot

Question 9

What two structures support the arches of the foot?

Answer 9

Plantar aponeurosis

Plantar ligaments

Question 10

What is the thickened central area of the plantar fascia, the deep fascia of the sole of the foot?

Answer 10

Plantar aponeurosis

Question 11

What arch is composed of bones of the medial aspect of the foot (calcaneus, talus, navicular, 3 cuniforms and metatarsals 1-3)?

Answer 11

Medial longitudinal arch

Question 12

What is the medial longitudinal arch supported by?

Answer 12

Flexor hallucis longus, attachments of tibialis anterior and fibularis longus

Question 13

Where does tibialis anterior attach to?

Answer 13

Junction between medial cuniform and base of 1st metatarsal

Question 14

Where does the fibularis longus tendon attach to?

Answer 14

Medial cuniform and base of 1st metatarsal

Question 15

What arch is formed by calcaneous, cuboid, metatarsals 4&5 and is usually weight bearing on standing?

Answer 15

Lateral longitudinal arch

Question 16

What arch consists of cuboid, cuniforms and bases of all 5 metatarsals - also supported by fibularis longus and TA?

Answer 16

Transverse arch

Question 17

What intrinsic muscles of foot produce flexion of toes?

Answer 17

Sole muscles

Question 18

What intrinsic muscles of foot produce abduction.adduction of the toes?

Answer 18

Interossei

Question 19

What is the dorsalis pedis artery a branch of and what does it branch to give?

Answer 19

Branch of anterior tibial artery

Branches to give arcuate artery on dorsum of foot

Question 20

What are the medial and lateral plantar arteries branches of and what do they both contribute to?

Answer 20

Posterior tibial artery

Deep plantar arch

Question 21

Where do metatarsal arteries come from?

Answer 21

Deep plantar arch and arcuate artery

Question 22

What does the dorsal venous arch give rise to?

Answer 22

Great (medially) and small (laterally) saphenous veins

Question 23

What do deep veins of the foot drain into?

Answer 23

Anterior and posterior tibial and fibular veins

Question 24

What nerve supplies motor to the sole muscles?

Answer 24

Tibial

Question 25

What nerve supplies motor to the muscles of dorsum?

Answer 25

Deep fibular

Question 26

In relation to the sensory nerve supply of foot on dorsum: what supplies the first interdigital cleft?

Answer 26

Deep fibular nerve

Question 27

In relation to the sensory nerve supply of foot on dorsum: what supplies the proximal lateral border?

Answer 27

Sural nerve

Question 28

In relation to the sensory nerve supply of foot on dorsum: what supplies the proximal medial border?

Answer 28

Saphenous nerve

Question 29

In relation to the sensory nerve supply of foot on plantar surface: what supplies heel and majority of sole?

Answer 29

Tibial nerve

Question 30

In relation to the sensory nerve supply of foot on plantar surface: what supplies proximal lateral border?

Answer 30

Sural nerve

Question 31

In relation to the sensory nerve supply of foot on plantar surface: what supplies proximal medial border?

Answer 31

Saphenous nerve