FINAL Frog Origin, Insertion, and Function

Question 1

Pectoralis

Answer 1

Origin: Coracoid, Sternum, and fascia of the rectus abdominis Insertion: Humerus Function: adducts, rotates, and flexes the limb

Question 2

Rectus abdominis

Answer 2

Origin: pubis

Insertion: dorsal surface of episternum

Function: Flexes the trunk

Question 3

Latissimus Dorsi

Answer 3

Origin: dorsal connective tissue sheath Insertion: Humerus Function: retracts the forelimb

Question 4

Dorsalis Scapulae

Answer 4

Origin: suprascapula Insertion: Humerus Function: protracts the forelimb

Question 5

Longissimus Dorsi

Answer 5

Origin:Urostyle Insertion: posterior portion of the skull and anterior vertebrae Function: Extends the pelvic area

Question 6

Depressor Mandibulae

Answer 6

Origin: Squamosal Insertion: posterior portion of the angulosplenial Function: depresses mandible

Question 7

Temporalis

Answer 7

Origin: frontoparietal Insertion: coronoid process of mandible Function: elevates the mandible

Question 8

Masseter

Answer 8

Origin: frontoparietal Insertion: coronoid process of mandible Function: elevates the mandible

Question 9

intermandibularis

Answer 9

Origin: Mandible Insertion: Median raphe Function: elevates the throat

Question 10

Geniohyoid

Answer 10

Origin: mandibular symphysis Insertion: hyoid Function: depresses mandible and pulls the hyoid apparatus anteriorly

Question 11

Deltoid

Answer 11

Origin: sternum, clavicle, scapula Insertion: Humerus Function: protraction and adduction of the forearm

Question 12

Triceps Brachii

Answer 12

Origin: humerus, scapula Insertion: Ulna Function: extends the forearm

Question 13

Adductor Magnus

Answer 13

Origin: pelvic girdle Insertion: Femur Function: adducts thigh

Question 14

Gracilis major and minor

Answer 14

Origin: Pelvis

Insertion: proximal end of the tibiofibula

Function: Flexes lower limb and retracts and adducts the thigh

Question 15

Semimembranosus

Answer 15

Origin: pelvic girdle Insertion: proximal end of tibiofibula Function: Extends the lower limb and assists in protraction and adduction of the thigh

Question 16

Gastrocnemius

Answer 16

Origin: femur Insertion: plantar aponeurosis by way of the achilles tendon Function: extends the foot and flexes toes

Question 17

Sartorius

Answer 17

Origin: Pelvic girdle Insertion: proximal end of the tibiofibula Function: flexes the lower hindlimb, adducts and protracts the thigh

Question 18

Adductor longus

Answer 18

Origin: pelvic girdle Insertion: femur Function: adducts the thigh

Question 19

Triceps femoris

Answer 19

Origin: illium, acetabulum Insertion: tibiofibula Function: Extends the lower limb and assists in protraction of the thigh

Question 20

interhyoideus

Answer 20

Origin: fascia of the depressor mandibulae Insertion: median raphe Function: elevates the throat

Question 21

Branchiohyoideus

Answer 21

Origin: mandible Insertion: hyoid Function: protracts the mandible

Question 22

genioglossus

Answer 22

Origin: mandible Insertion: tongue Function: tongue movement

Question 23

Sternohyoideus

Answer 23

Origin: Sternum Insertion: hyoid Function: retraction of the hyoid

Question 24

Pectinius

Answer 24

Origin: pelvic girdle Insertion: proximal end of the femur Function: adducts the thigh

Question 25

Semitendonosus

Answer 25

Origin: pelvic girdle Insertion: proximal end of the tibiofibula Function: flexes the lower hindlimb and retracts the thigh

Question 26

Peroneus

Answer 26

Origin: distal end of the femur Insertion: proximal tarsals Function: flexes the foot

Question 27

Rhomboideus

Answer 27

Origin: Dorsal midline Insertion:Ventral surface of the suprascapula Function: Stabilization of the suprascapulae

Question 28

iliofibularis

Answer 28

origin: pelvic girdle insertion: proximal end of the tibiofibula function: flexes the lower hindlimb, and assists in retraction and abduction of the thigh

Question 29

Iliacus Externus

Answer 29

Origin: Ilium Insertion: proximal end of FEMUR Action: Protraction and rotation of the hindlimb

Question 30

Flexors and extensors of the forelimb

Answer 30

flexes and extends the wrist respectively