Deck 18: Intrinsic Muscles of the Toe Joints

Question 1

Which are the attachments of the abductor hallucis?

A)cuboid to the big toe (toe number one)
B)cuboid and the third cuneiform to the big toe (toe number one)
C)tuberosity of the calcaneus to the little toe (toe number five)
D)tuberosity of the calcaneus to the big toe (toe number one)

Answer 1

D

Question 2

If a muscle crosses the metatarsophalangeal joint on the side away from the center of the second toe,what action of the toe will it most likely have?

A)flexion
B)extension
C)abduction
D)adduction

Answer 2

C

Question 3

Which are the attachments of the extensor hallucis brevis?

A)dorsal surface of the calcaneus to the dorsal surface of the big toe (toe number one)
B)plantar surface of the calcaneus to the plantar surface of the big toe (toe number one)
C)dorsal surface of the calcaneus to toes two through four
D)tuberosity of the calcaneus to the big toe (toe number one)

Answer 3

A

Question 4

Which are the attachments of the lumbricals pedis?

A)distal tendons of the flexor digitorum longus to the distal tendons of the extensor digitorum longus (dorsal digital expansion)
B)distal tendons of the extensor digitorum longus to the distal tendons of the flexor digitorum longus
C)calcaneus to the distal tendon of the flexor digitorum longus muscle
D)calcaneus to the distal tendon of the extensor digitorum longus muscle (dorsal digital expansion)

Question 5

If a muscle crosses the metatarsophalangeal joint on the side facing the center of the second toe,what action of the toe will it most likely have?

A)flexion
B)extension
C)abduction
D)adduction

Question 6

Which are the attachments of the quadratus plantae?

A)cuboid to the distal tendon of the extensor hallucis longus muscle
B)cuboid and the third cuneiform to the big toe (toe number one)
C)calcaneus to the distal tendon of the flexor digitorum longus muscle
D)calcaneus to the distal tendon of the extensor digitorum longus muscle

Question 7

Which are the attachments of the flexor hallucis brevis?

A)tuberosity of the calcaneus to the big toe (toe number one)
B)cuboid and the third cuneiform to the big toe (toe number one)
C)distal 2/3 of the posterior fibula to the plantar surface of toes two through four
D)cuboid and the third cuneiform to toes two through five

Question 8

Which are the attachments of the adductor hallucis?

A)metatarsals to the big toe (toe number one)
B)metatarsals to the little toe (toe number five)
C)tuberosity of the calcaneus to the big toe (toe number one)
D)third metacarpal to the thumb

Question 9

Which are the attachments of the extensor digitorum brevis?

A)dorsal surface of the calcaneus to the dorsal surface of the big toe (toe number one)
B)dorsal surface of the calcaneus to toes two through five
C)dorsal surface of the calcaneus to toes two through four
D)fifth metatarsal to toes two through five

Question 10

Which are the attachments of the dorsal interossei pedis?

A)metatarsals to the sides of the phalanges and the distal tendons of the extensor digitorum longus (dorsal digital expansion)of toes two through four
B)metacarpal of fingers one through five to the proximal phalanx of fingers two,three,and four on the side away from the center of the middle finger
C)calcaneus to the distal tendon of the flexor digitorum longus muscle
D)metatarsals to the sides of the phalanges and the distal tendons of the flexor digitorum longus of toes three through five

Question 11

Which are the attachments of the abductor digiti minimi pedis?

A)fifth metatarsal to the little toe (toe number five)
B)cuboid and the third cuneiform to the little toe (toe number five)
C)tuberosity of the calcaneus to the little toe (toe number five)
D)tuberosity of the calcaneus to the big toe (toe number one)

Question 12

Which is an action of the extensor digitorum brevis?

A)flexion of toes two through four at the metatarsophalangeal and interphalangeal joints
B)flexion of fingers two through four at the metacarpophalangeal and interphalangeal joints
C)extension of toes two through four at the metatarsophalangeal and interphalangeal joints
D)extension of fingers two through five at the metacarpophalangeal and interphalangeal joints

Question 13

Which muscles attach to the dorsal surface of the calcaneus?

A)extensor digitorum longus and extensor digitorum brevis
B)extensor hallucis longus and extensor hallucis brevis
C)extensor digitorum brevis and extensor hallucis brevis
D)quadratus plantae and abductor digiti minimi brevis

Question 14

Which muscles attach into the tendon of the flexor digitorum longus muscle?

A)plantar interossei and dorsal interossei pedis
B)quadratus plantae and lumbricals pedis
C)flexor digitorum brevis and flexor digitorum superficialis
D)none of the above

Question 15

Which are the attachments of the flexor digitorum brevis?

A)tuberosity of the calcaneus to toes two through five
B)middle posterior tibia to the plantar surface of toes two through five
C)tuberosity of the calcaneus to the little toe (toe number five)
D)cuboid and the third cuneiform to toes two through four

Question 16

Which are the attachments of the plantar interossei?

A)metacarpal of fingers two,four,and five to the "middle finger side" of the proximal phalanges of fingers two,four,and five
B)metatarsals to the medial sides of the phalanges and the distal tendons of the extensor digitorum longus (dorsal digital expansion)of toes three through five
C)calcaneus to the distal tendon of the flexor digitorum longus muscle
D)tuberosity of the calcaneus to the lateral sides of the phalanges and the distal tendons of the extensor digitorum longus (dorsal digital expansion)of toes two through four

Question 17

Which muscles attach to the tuberosity of the calcaneus?

A)abductor hallucis brevis and abductor digiti minimi pedis
B)flexor digitorum brevis and abductor digiti minimi pedis
C)all three muscles of Layer I of the plantar surface of the foot
D)all of the above

Question 18

Which are the attachments of the flexor digiti minimi brevis?

A)medial and lateral femoral condyles to toe number four
B)cuboid and the third cuneiform to the big toe (toe number one)
C)tuberosity of the calcaneus to the little toe (toe number five)
D)fifth metatarsal to the little toe (toe number five)

Question 19

If a muscle crosses the metatarsophalangeal and/or interphalangeal joints on the plantar side of the foot,what action of the toes at these joints will it most likely have?

A)flexion
B)extension
C)abduction
D)adduction

Question 20

If a muscle crosses the metatarsophalangeal and/or interphalangeal joints on the dorsal side of the foot,what action of the toes at these joints will it most likely have?

A)flexion
B)extension
C)abduction
D)adduction

Question 21

If a muscle crosses the metatarsophalangeal and/or interphalangeal joints on the dorsal side of the foot,what eccentric function of the toes at these joints will it most likely have?

A)restrains/slows flexion
B)restrains/slows extension
C)restrains/slows abduction
D)restrains/slows adduction

Question 22

Which is an action of the adductor hallucis?

A)extension of the big toe (toe number one)at the metatarsophalangeal joint
B)adduction of the big toe (toe number one)at the metatarsophalangeal joint
C)flexion of the thumb at the metacarpophalangeal joint
D)extension of the big toe (toe number one)at the interphalangeal joint

Question 23

Which is an action of the dorsal interossei pedis?

A)extension of toes two through four at the interphalangeal joints
B)plantarflexion of the foot at the ankle joint
C)extension of toes two through five at the interphalangeal joints
D)extension of fingers two through four at the interphalangeal joints

Question 24

Which is an eccentric function of the extensor digitorum brevis?

A)restrains/slows flexion of toes two through four at the metatarsophalangeal and interphalangeal joints
B)restrains/slows flexion of fingers two through four at the metacarpophalangeal and interphalangeal joints
C)restrains/slows extension of toes two through four at the metatarsophalangeal and interphalangeal joints
D)restrains/slows flexion of toes two through five at the metatarsophalangeal and interphalangeal joints

Question 25

If a muscle crosses the metatarsophalangeal joint on the side facing the center of the second toe,what eccentric function of the toe at this joint will it most likely have?

A)restrains/slows flexion
B)restrains/slows extension
C)restrains/slows abduction
D)restrains/slows adduction

Question 26

If a muscle crosses the metatarsophalangeal joint on the side away from the center of the second toe,what eccentric function of the toe at this joint will it most likely have?

A)restrains/slows flexion
B)restrains/slows extension
C)restrains/slows abduction
D)restrains/slows adduction

Question 27

Which is an action of the lumbricals pedis?

A)flexion of toes two through five at the metatarsophalangeal joint
B)flexion of toes two through five at the interphalangeal joints
C)plantarflexion of the foot at the ankle joint
D)dorsiflexion of the foot at the ankle joint

Question 28

Which is an action of the flexor hallucis brevis?

A)flexion of the thumb at the metacarpophalangeal joint
B)flexion of the hand at the wrist joint
C)flexion of the big toe (toe number one)at the metatarsophalangeal joint
D)plantarflexion of the foot at the ankle joint

Question 29

Which is an action of the flexor digiti minimi pedis?

A)flexion of the little toe (toe number five)at the metatarsophalangeal joint
B)flexion of the little finger (finger number five)at the metacarpophalangeal joint
C)flexion of the forearm at the elbow joint
D)plantarflexion of the foot at the ankle joint

Question 30

Which is an action of the flexor digitorum brevis?

A)flexion of fingers two through five at the metacarpophalangeal and proximal interphalangeal joints
B)extension of fingers two through five at the metacarpophalangeal and proximal interphalangeal joints
C)flexion of toes two through five at the metatarsophalangeal and proximal interphalangeal joints
D)abduction of fingers two through five at the metacarpophalangeal joints

Question 31

Which is an action of the extensor hallucis brevis?

A)flexion of the big toe (toe number one)at the metatarsophalangeal joint
B)flexion of the thumb at the metacarpophalangeal joint
C)extension of the little toe (toe number five)at the metatarsophalangeal joint
D)extension of the big toe (toe number one)at the metatarsophalangeal joint

Question 32

Which is an action of the lumbricals pedis?

A)abduction of toes two through five at the metatarsophalangeal joint
B)extension of toes two through five at the metatarsophalangeal joint
C)extension of toes two through five at the interphalangeal joints
D)flexion of the foot at the ankle joint

Question 33

Which is an action of the plantar interossei?

A)extension of toes three through five at the metatarsophalangeal joint
B)abduction of fingers two through five at the metacarpophalangeal joint
C)abduction of toes three through five at the metatarsophalangeal joint
D)adduction of toes three through five at the metatarsophalangeal joint

Question 34

Which is an action of the abductor digiti minimi pedis?

A)abduction of the little toe (toe number five)at the metatarsophalangeal joint
B)abduction of the little finger (finger number five)at the metacarpophalangeal joint
C)abduction of the big toe (toe number one)at the metatarsophalangeal joint
D)adduction of the little toe (toe number five)at the metatarsophalangeal joint

Question 35

Which is an action of the dorsal interossei pedis?

A)flexion of toes three through five at the metatarsophalangeal joint
B)extension of toes three through five at the metatarsophalangeal joint
C)flexion of toes two through four at the metatarsophalangeal joint
D)extension of toes two through four at the metatarsophalangeal joint

Question 36

Which is an action of the plantar interossei?

A)dorsiflexion of the foot at the ankle joint
B)plantarflexion of the foot at the ankle joint
C)extension of toes three through five at the interphalangeal joints
D)flexion of fingers three through five at the interphalangeal joints

Question 37

Which is an action of the abductor hallucis?

A)flexion of the big toe (toe number one)at the metatarsophalangeal joint
B)extension of the big toe (toe number one)at the metatarsophalangeal joint
C)abduction of the big toe (toe number one)at the metatarsophalangeal joint
D)abduction of the thumb at the metacarpophalangeal joint

Question 38

Which is an action of the dorsal interossei pedis?

A)adduction of fingers two through four at the metacarpophalangeal joint
B)flexion of toes two through five at the interphalangeal joints
C)abduction of toes two through four at the metatarsophalangeal joint
D)adduction of toes two through five at the metatarsophalangeal joint

Question 39

If a muscle crosses the metatarsophalangeal and/or interphalangeal joints on the plantar side of the foot,what eccentric function of the toes at these joints will it most likely have?

A)restrains/slows flexion
B)restrains/slows extension
C)restrains/slows abduction
D)restrains/slows adduction

Question 40

Which is an action of the quadratus plantae?

A)extension of toes two through five at the metatarsophalangeal and interphalangeal joints
B)flexion of toes two through five at the metatarsophalangeal and interphalangeal joints
C)flexion of fingers two through five at the metacarpophalangeal and interphalangeal joints
D)abduction of toes two through five at the metatarsophalangeal joint

Question 41

What nerve(s)innervates the flexor digiti minimi pedis?

A)medial plantar
B)lateral plantar
C)deep fibular
D)a and b

Question 42

What nerve(s)innervates the flexor hallucis brevis?

A)medial plantar
B)lateral plantar
C)deep fibular
D)a and b

Question 43

What nerve innervates the abductor digiti minimi pedis?

A)obturator
B)deep fibular
C)lateral plantar
D)medial plantar

Question 44

Which is an eccentric function of the abductor digiti minimi pedis?

A)restrains/slows abduction of the little toe (toe number five)at the metatarsophalangeal joint
B)restrains/slows abduction of the little finger (finger number five)at the metacarpophalangeal joint
C)restrains/slows abduction of the big toe (toe number one)at the metatarsophalangeal joint
D)restrains/slows adduction of the little toe (toe number five)at the metatarsophalangeal joint

Question 45

Which is an eccentric function of the flexor digitorum brevis?

A)restrains/slows flexion of fingers two through five at the metacarpophalangeal and proximal interphalangeal joints
B)restrains/slows extension of toes two through five at the metatarsophalangeal and proximal interphalangeal joints
C)restrains/slows flexion of toes two through four at the metatarsophalangeal and proximal interphalangeal joints
D)restrains/slows abduction of fingers two through five at the metacarpophalangeal joints

Question 46

Which is an eccentric function of the flexor digiti minimi pedis?

A)restrains/slows flexion of the little toe (toe number five)at the metatarsophalangeal joint
B)restrains/slows abduction of the little toe (toe number five)at the metatarsophalangeal joint
C)restrains/slows extension of the little toe (toe number five)at the metatarsophalangeal joint
D)restrains/slows plantarflexion of the foot at the ankle joint

Question 47

Which is an eccentric function of the flexor hallucis brevis?

A)restrains/slows extension of the big toe (toe number one)at the metatarsophalangeal joint
B)restrains/slows inversion of the foot at the subtalar joint
C)restrains/slows flexion of the big toe (toe number one)at the metatarsophalangeal joint
D)restrains/slows flexion of the thumb at the metacarpophalangeal joint

Question 48

Which is an eccentric function of the adductor hallucis of the big toe?

A)restrains/slows flexion at the metatarsophalangeal joint
B)restrains/slows abduction at the metatarsophalangeal joint
C)restrains/slows flexion at the interphalangeal joint
D)restrains/slows adduction at the metatarsophalangeal joint

Question 49

What nerve innervates the extensor hallucis brevis?

A)femoral
B)superficial fibular
C)deep fibular
D)medial plantar

Question 50

Which is an eccentric function of the plantar interossei at the metatarsophalangeal joint?

A)restrains/slows adduction of toes two through four
B)restrains/slows abduction of toes two through four
C)restrains/slows abduction of toes three through five
D)restrains/slows adduction of toes three through five

Question 51

What nerve(s)innervates the lumbricals pedis?

A)medial plantar
B)lateral plantar
C)superficial fibular
D)a and b

Question 52

What nerve(s)innervates the quadratus plantae?

A)obturator
B)deep fibular
C)lateral plantar
D)b and c

Question 53

What nerve innervates the extensor digitorum brevis?

A)femoral
B)deep fibular
C)lateral plantar
D)medial plantar

Question 54

Which is an eccentric function of the quadratus plantae?

A)restrains/slows extension of toes two through five at the metatarsophalangeal and interphalangeal joints
B)restrains/slows flexion of toes two through five at the metatarsophalangeal and interphalangeal joints
C)restrains/slows adduction of toes two through five at the metatarsophalangeal joint
D)restrains/slows abduction of toes two through five at the metatarsophalangeal joint

Question 55

Which is an eccentric function of the lumbricals pedis?

A)restrains/slows abduction of toes two through five at the metatarsophalangeal joint
B)restrains/slows flexion of toes two through five at the metatarsophalangeal joint
C)restrains/slows extension of toes two through five at the interphalangeal joints
D)restrains/slows flexion of toes two through five at the interphalangeal joints

Question 56

What nerve innervates the abductor hallucis?

A)obturator
B)deep fibular
C)lateral plantar
D)medial plantar

Question 57

What nerve innervates the flexor digitorum brevis?

A)femoral
B)deep fibular
C)lateral plantar
D)medial plantar

Question 58

Which is an eccentric function of the abductor hallucis of the big toe at the metatarsophalangeal joint?

A)restrains/slows abduction
B)restrains/slows adduction
C)restrains/slows extension
D)restrains/slows flexion

Question 59

Which is an eccentric function of the dorsal interossei pedis at the metatarsophalangeal joint?

A)restrains/slows adduction of toes three through five
B)restrains/slows abduction of toes three through five
C)restrains/slows tibial and fibular abduction of toe number two and abduction of toes three and four
D)restrains/slows tibial and fibular abduction of toe number two and adduction of toes three and four

Question 60

Which is an eccentric function of the extensor hallucis brevis of the big toe at the metatarsophalangeal joint?

A)restrains/slows flexion
B)restrains/slows extension
C)restrains/slows abduction
D)restrains/slows adduction

Question 61

In what Layer of plantar intrinsic muscles of the foot are the dorsal interossei pedis located?

A)Layer I
B)Layer II
C)Layer III
D)Layer IV

Question 62

What nerve innervates the intrinsic muscles on the dorsal side of the foot?

A)superficial fibular
B)deep fibular
C)sciatic
D)none of the above

Question 63

Which muscles are in Layer III of the plantar surface of the foot?

A)quadratus plantae and lumbricals pedis
B)plantar interossei and dorsal interossei pedis
C)abductor hallucis,abductor digiti minimi pedis,and flexor digitorum brevis
D)flexor hallucis brevis,flexor digiti minimi pedis,and adductor hallucis

Question 64

In what Layer of plantar intrinsic muscles of the foot is the flexor digitorum brevis located?

A)Layer I
B)Layer II
C)Layer III
D)Layer IV

Question 65

In what Layer of plantar intrinsic muscles of the foot is the flexor hallucis brevis located?

A)Layer I
B)Layer II
C)Layer III
D)Layer IV

Question 66

What nerve(s)innervates the plantar interossei?

A)medial plantar
B)lateral plantar
C)deep fibular
D)a and b

Question 67

What two intrinsic foot muscles are located on the dorsal side of the foot?

A)adductor hallucis and quadratus plantae
B)abductor digiti minimi pedis and flexor digiti minimi pedis
C)extensor digitorum brevis and extensor hallucis brevis
D)dorsal interossei pedis and plantar interossei

Question 68

In what Layer of plantar intrinsic muscles of the foot are the plantar interossei located?

A)Layer I
B)layer II
C)layer III
D)layer IV

Question 69

In what Layer of plantar intrinsic muscles of the foot is the quadratus plantae located?

A)Layer I
B)Layer II
C)Layer III
D)Layer IV

Question 70

What nerve(s)innervates the intrinsic muscles on the plantar side of the foot?

A)deep fibular
B)medial plantar
C)lateral plantar
D)b and c

Question 71

Which muscles are in Layer I of the plantar surface of the foot?

A)quadratus plantae and lumbricals pedis
B)plantar interossei and dorsal interossei pedis
C)abductor hallucis,abductor digiti minimi pedis,and flexor digitorum brevis
D)flexor hallucis brevis,flexor digiti minimi pedis,and adductor hallucis

Question 72

In what Layer of plantar intrinsic muscles of the foot are the lumbricals pedis located?

A)Layer I
B)Layer II
C)Layer III
D)Layer IV

Question 73

In what Layer of plantar intrinsic muscles of the foot is the flexor digiti minimi pedis located?

A)Layer I
B)Layer II
C)Layer III
D)Layer IV

Question 74

Which muscles are in Layer II of the plantar surface of the foot?

A)quadratus plantae and lumbricals pedis
B)plantar interossei and dorsal interossei pedis
C)abductor hallucis,abductor digiti minimi pedis,and flexor digitorum brevis
D)flexor hallucis brevis,flexor digiti minimi pedis,and adductor hallucis

Question 75

In what Layer of plantar intrinsic muscles of the foot is the abductor digiti minimi pedis located?

A)Layer I
B)Layer II
C)Layer III
D)Layer IV

Question 76

Which muscles are in Layer IV of the plantar surface of the foot?

A)quadratus plantae and lumbricals pedis
B)plantar interossei and dorsal interossei pedis
C)abductor hallucis,abductor digiti minimi pedis,and flexor digitorum brevis
D)flexor hallucis brevis,flexor digiti minimi pedis,and adductor hallucis

Question 77

What nerve(s)innervates the dorsal interossei pedis?

A)medial plantar
B)lateral plantar
C)deep fibular
D)a and b

Question 78

In what Layer of plantar intrinsic muscles of the foot is the adductor hallucis located?

A)Layer I
B)Layer II
C)Layer III
D)Layer IV

Question 79

What nerve(s)innervates the adductor hallucis?

A)medial plantar
B)lateral plantar
C)deep fibular
D)a and b

Question 80

In what Layer of plantar intrinsic muscles of the foot is the abductor hallucis located?

A)Layer I
B)Layer II
C)Layer III
D)Layer IV