IUPUI ANATOMY EXAM 3 2025
QUESTIONS AND ANSWERS
buccinator - ....ANSWER ...-compresses cheek, mastication
orbicualris oris - ....ANSWER ...-compresses and purses lips
Risorius - ....ANSWER ...-Draws corner of mouth to the side
zygomatic major - ....ANSWER ...-retracts and elevates corner of mouth
zygomaticus minor - ....ANSWER ...-retracts and elevates upper lip
orbicularis oculi - ....ANSWER ...-close eye
Occipitofrontalis - ....ANSWER ...-raises eyebrows, wrinkles forehead
occipital belly - ....ANSWER ...-Tenses and retracts scalp
platysma - ....ANSWER ...-tenses skin of neck, depresses mandible
masseter - ....ANSWER ...-closes jaw and elevates mandible
Temporalis - ....ANSWER ...-closes jaw, elevates and retracts mandible,
mastication
....COPYRIGHT ©️ 2025 ALL RIGHTS RESERVED...TRUSTED & VERIFIED 1
, digastric - ....ANSWER ...-depresses mandible, open mouth, elevate larynx
omohyoid, sternohyoid, sternothyroid - ....ANSWER ...-depresses hyoid
bone and larynx
Sternocleidomastoid - ....ANSWER ...-together: flex the neck, Alone: bends
neck and turn face opposite side
splenius - ....ANSWER ...-Together: extend neck, Alone: move head to that
side
Erractor spinae - ....ANSWER ...-iliocostalis, longissmus, spinalis
spinalis - ....ANSWER ...-extends vertebral column
Longissimus - ....ANSWER ...-Extends and laterally flexes vertebral column
Iliocostalis - ....ANSWER ...-Extends and flexes laterally vertebral column
Quadratus Lumborum - ....ANSWER ...-together: depress ribs, Alone: lateral
flexion of vertebral column
Scalenes - ....ANSWER ...-elevate ribs or flex neck
external oblique - ....ANSWER ...-compresses abdomen, depresses ribs, and
flexes laterally and rotates vertebral column to opposite side
....COPYRIGHT ©️ 2025 ALL RIGHTS RESERVED...TRUSTED & VERIFIED 2
QUESTIONS AND ANSWERS
buccinator - ....ANSWER ...-compresses cheek, mastication
orbicualris oris - ....ANSWER ...-compresses and purses lips
Risorius - ....ANSWER ...-Draws corner of mouth to the side
zygomatic major - ....ANSWER ...-retracts and elevates corner of mouth
zygomaticus minor - ....ANSWER ...-retracts and elevates upper lip
orbicularis oculi - ....ANSWER ...-close eye
Occipitofrontalis - ....ANSWER ...-raises eyebrows, wrinkles forehead
occipital belly - ....ANSWER ...-Tenses and retracts scalp
platysma - ....ANSWER ...-tenses skin of neck, depresses mandible
masseter - ....ANSWER ...-closes jaw and elevates mandible
Temporalis - ....ANSWER ...-closes jaw, elevates and retracts mandible,
mastication
....COPYRIGHT ©️ 2025 ALL RIGHTS RESERVED...TRUSTED & VERIFIED 1
, digastric - ....ANSWER ...-depresses mandible, open mouth, elevate larynx
omohyoid, sternohyoid, sternothyroid - ....ANSWER ...-depresses hyoid
bone and larynx
Sternocleidomastoid - ....ANSWER ...-together: flex the neck, Alone: bends
neck and turn face opposite side
splenius - ....ANSWER ...-Together: extend neck, Alone: move head to that
side
Erractor spinae - ....ANSWER ...-iliocostalis, longissmus, spinalis
spinalis - ....ANSWER ...-extends vertebral column
Longissimus - ....ANSWER ...-Extends and laterally flexes vertebral column
Iliocostalis - ....ANSWER ...-Extends and flexes laterally vertebral column
Quadratus Lumborum - ....ANSWER ...-together: depress ribs, Alone: lateral
flexion of vertebral column
Scalenes - ....ANSWER ...-elevate ribs or flex neck
external oblique - ....ANSWER ...-compresses abdomen, depresses ribs, and
flexes laterally and rotates vertebral column to opposite side
....COPYRIGHT ©️ 2025 ALL RIGHTS RESERVED...TRUSTED & VERIFIED 2