Ligaments And Muscles

Question 1

Radial collateral ligament

Answer 1

ulnar deviation, flexion

Question 2

Ulnar collateral ligament

Answer 2

radial deviation, flexion

Question 3

Palmar radiocarpal ligament

Answer 3

extension, ulnar deviation

Question 4

Dorsal radiocarpal ligament

Answer 4

flexion, ulnar deviation

Question 5

Lateral collateral ligaments

Answer 5

dorsiflexion, plantarflexion and inversion

Question 6

anterior talofibular ligament

Answer 6

inversion and planterflexion

Question 7

posterior talofibular ligament

Answer 7

inversion and dorsiflexion

Question 8

calcaneofibular ligament

Answer 8

inversion and dorsiflexion

Question 9

Deltoid ligaments

Answer 9

eversion for all of them and plantar flexion (for the more anterior ones)

Question 10

ACTION: EXTENSOR HALLUCIS LONGUS

Answer 10

· Extend the first toe

· Dorsiflex the ankle

· Invert the foot

Question 11

ACTION: PLANTARIS

Answer 11

· Weak plantar flexion of the ankle

· Weak flexion of the knee

Question 12

ACTION: FLEXOR HALLUCIS LONGUS

Answer 12

· Flex the first toe · Weak plantar flexion of the ankle · Invert the foot

Question 13

ACTION: FLEXOR DIGITORUM LONGUS

Answer 13

· Flex the second through fifth toes · Weak plantar flexion of the ankle · Invert the foot

Question 14

ACTION: TIBIALIS POSTERIOR

Answer 14

· Invert the foot · Plantar flex the ankle

Question 15

ACTION: FIBULARIS BREVIS

Answer 15

· Evert the foot · Assist to plantar flex the ankle

Question 16

ACTION: EXTENSOR DIGITORUM LONGUS

Answer 16

· Extend the second through fifth toes · Dorsiflex the ankle · Evert the foot

Question 17

ACTION: TIBIALIS ANTERIOR

Answer 17

· Invert the foot

· Dorsiflex the ankle

Question 18

ACTION: FIBULARIS LONGUS

Answer 18

· Evert the foot · Assist to plantar flex the ankle

Question 19

ACTION: POPLITEUS

Answer 19

· Medially rotate the flexed knee · Flex the knee

Question 20

ACTION: SOLEUS

Answer 20

· Plantar flex the ankle

Question 21

ACTION: GASTROCNEMIUS

Answer 21

· Flex the knee

· Plantar flex the ankle

Question 22

ACTION: FLEXOR DIGITORUM PROFUNDUS

Answer 22

· Flex the second through fifth fingers (metacarpophalangeal and distal interphalangeal joints) · Assist to flex the wrist

Question 23

ACTION: EXTENSOR DIGITORUM

Answer 23

· Extend the second through fifth fingers

(metacarpophalangeal and interphalangeal joints)

· Assist to extend the wrist

Question 24

ACTION: FLEXOR DIGITORUM SUPERFICIALIS

Answer 24

· Flex the second through fifth fingers (metacarpophalangeal and proximal interphalangeal joints) · Flex the wrist

Question 25

ACTION: FLEXOR CARPI ULNARIS

Answer 25

· Flex the wrist · Adduct the wrist · Assist to flex the elbow

Question 26

ACTION: EXTENSOR CARPI ULNARIS

Answer 26

· Extend the wrist

· Adduct the wrist

Question 27

ACTION:

EXTENSOR CARPI RADIALIS BREVIS

Answer 27

· Extend the wrist

· Abduct the wrist

· Assist to flex the elbow

Question 28

ACTION: EXTENSOR INDICIS

Answer 28

· Extend the second finger · Adduct the second finger · May assist to extend the wrist

Question 29

ACTION: PALMARIS LONGUS

Answer 29

· Tense the palmar fascia · Flex the wrist · May assist to flex the elbow

Question 30

ACTION:

EXTENSOR CARPI RADIALIS LONGUS

Answer 30

· Extend the wrist

· Abduct the wrist

· Assist to flex the elbow

Question 31

ACTION: FLEXOR CARPI RADIALIS

Answer 31

· Flex the wrist · Abduct the wrist · May assist to flex the elbow