Foot muscles

Question 1

Intrinsic Muscles of the Foot in the dorsal aspect

Answer 1

Extensor Digitorum Brevis

Extensor Hallucis Brevis

Question 2

is a thin muscle found on the dorsum of
the foot these muscles work in unison to extend the corresponding digits of the foot

Answer 2

extensor digitorum brevis

Question 3

a short muscle located in the dorsum of
the foot, attaching between the calcaneus and proximal phalanx of the big to (hallux). main function of this muscle is to assist in the extension of the big toe at
the metatarsophalangeal joint.

Answer 3

extensor hallucis brevis

Question 4

First Layer of the foot in the plantar aspect

Answer 4

Abductor Hallucis

Flexor Digitorum Brevis

Abductor Digiti Minimi

Question 5

is a fusiform muscle located superficially
and medially in the foot. function of this muscle is to abduct and
flex the great toe.

Answer 5

abductor hallucis

Question 6

is a broad muscle found deep in the sole
of the foot in charge of the toe flexion at
the metatarsophalangeal joints of the lateral four digits. also supports the longitudinal arch of foot while propelling the body forward during gait.

Answer 6

Flexor digitorum brevis

Question 7

lying along the lateral border of the
foot, it is the most lateral muscle of the first layer. main function involves abduction of the 5th finger, as well as flexion of its proximal
phalanx.

Answer 7

Abductor digiti minimi

Question 8

Second Layer of the foot in the plantar aspect

Answer 8

Quadratus Plantae
`Lumbricals

Question 9

also called the flexor accessories, is one of
the central plantar muscles of the foot. function of this muscle is to
facilitate walking.

Answer 9

Quadratus plantae

Question 10

are the four small muscles found in the sole of
the foot.

• flex and adduct the lateral four toes at
  the metatarsophalangeal joints and extend them
  at the interphalangeal joints.
• these actions contribute to the biomechanical
  balance of the foot during walking.

Answer 10

Lumbricals of the foot

Question 11

Third Layer of the foot in the plantar aspect

Answer 11

Flexor Hallucis Brevis

Adductor Hallucis

Flexor Digiti Minimi Brevis

Question 12

is a small intrinsic muscle of the foot. It is
located deep within the sole, on the medial aspect. main function is to flex the great toe at the metatarsophalangeal joint.

Answer 12

Flexor Hallucis brevis

Question 13

is a two-headed, intrinsic muscle of the
sole of the foot. facilitate walking by adducting and flexing
the great toe (hallux).

Answer 13

Adductor Hallucis

Question 14

is a small muscle found in the sole of
the foot.

• is one of the muscles responsible
  for flexing the toes

Answer 14

Flexor digiti minimi brevis

Question 15

Fourth Layer of the foot in the plantar aspect

Answer 15

Plantar Interossei

Dorsal Interossei

Question 16

are a group of three small muscles
found in the central compartment of the
sole of the foot. They maintain the position of 3rd to 5th toes and prevent them from thrusting apart once the body weight is applied to the forefoot

Answer 16

Plantar Interossei

Question 17

are the four feather-like muscles found in the central compartment of the sole of the foot. Helps flex the lateral three toes at the metatarsophalangeal joints

Answer 17

Dorsal interossei

Question 18

Types of Body Movements

Answer 18

1. Flexion.
2. Extension.
3. Rotation.
4. Abduction
5. Adduction.
6. Circumduction
7. Opposition

Question 19

is a fusiform muscle located in the
anterior forearm

• it helps in the flexing the hand on the wrist

Answer 19

Flexor Carpi Radialis Muscle

Question 20

is a long muscle of the anterior forearm.

• helps in wrist flexion and tensioning the
  palmar aponeurosis.
• This muscle plays an important function
  in the anatomy of the grip.

Answer 20

Palmaris Longus

Question 21

• is a fusiform muscle located in the
  anterior compartment of the forearm

Together with other muscles of the anterior
forearm, flexor carpiulnaris, flexes the hand
at the wrist.

Answer 21

Flexor Carpi Ulnaris Muscle

Question 22

• is the largest muscle of the anterior
  compartment of the forearm.
• the main action of this muscle is flexion of
  the digits 2-5 at both the metacarpopharyngeal
  and proximal interphalangeal joints.

Answer 22

Flexor Digitorum Superficialis

Question 23

• is a fusiform muscle located deep within
  the anterior (flexor) compartment of
  the forearm.
• it also assists in flexion of the hand on
  the wrist.

Answer 23

Flexor Digitorum Profundus

Question 24

• the most lateral and the most superficial
  thenar muscles, located underneath the skin
• its function is abduction of the thumb at
  the carpometa-carpal joint.

Answer 24

Abductor Policis Brevis

Question 25

• short intrinsic muscle of the hand.
• acts on the thumb and flexes it at
  the metacarpophalangeal joint.

Answer 25

Opponens Policis

Question 26

• short, broad intrinsic muscle of the hand
• acts on the thumb
  and flexes it at the metacarpophalangeal
  joint.

Answer 26

Flexor policis brevis

Question 27

• is a triangular intrinsic muscle of
  the hand.
• main action of this muscle is adduction of
  the thumb in the carpometacarpal joint.

Answer 27

adductor policis

Question 28

• a small quadrangular muscle found in the
  hypothenar region of the hand.
• this muscle aids in producing and
  maintaining an effective and strong grip by
  tightening the palmar aponeurosis.

Answer 28

palmaris brevis

Question 29

• located on the ulnar side of the palm,
  between the wrist
• is responsible for flexion, lateral rotation
  and opposition of the little finger

Answer 29

opponens digiti minimi

Question 30

• are located on the ulnar (medial) aspect of the hand
• main function of this muscle is the flexion of the little finger

Answer 30

Flexor Digiti Mini

Question 31

• short intrinsic muscle of the hand.
• main function involves abduction of the 5th finger, as well
  as flexion of its proximal phalanx.

Answer 31

abductor digital minimi

Question 32

• are four muscles in the back of the hand
• acts to abduct (spread) the index, middle,
  and ring fingers away from hand’s midline
  (ray of middle finger)

Answer 32

dorsal interosseous

Question 33

• are short unipennate intrinsic muscles of
  the hand.
• helps in the movement of the fingers
  towards the middle finger.

Answer 33

palmar interosseus