Head And Neck Anatomy

Front 1

Question

Back 1

Answer

Front 2

End of muscle attached to the least movable structure

Back 2

origin

Front 3

End of muscle attached to the more movable structure

Back 3

insertion

Front 4

Epicranial - frontalis
part of occipitofrontalis muscle

Back 4

O: eyebrow and root of nose (masteoid process)
I: epicranial aponeurosis
A: surprise (wrinkles brow)
nerve: temporal of VII
artery: ophthalmic

Hint 4

None

Front 5

Epicranial - occipitalis

Back 5

O: occipital and temporal bone
I: epicranial aponeurosis
A: surprise
nerve: posterior auricular of facial
artery: occipital

Hint 5

None

Front 6

Orbicularis oculi

Back 6

O: orbital rim, frontal and maxillary bones
I: lateral region of eye, some encircle eye
A: closing eyelid
nerve: zygomatic branch of facial
artery: opthalmic and zygomatico-orbitla

Hint 6

antagonist is levator palpebrae superioris

Front 7

Corrugator supercilii

Back 7

O: frontal bone
I: above eyebrow
A: frowning (wrinkles forehead)
artery: opthalmic
nerve: temporal of facial

Hint 7

None

Front 8

Orbicularis oris

Back 8

O: encircle mouth
I: all around the mouth
A: closing or puckering lips
nerve: buccal branch of VII
artery: facial

Hint 8

None

Front 9

buccinator

Back 9

O: maxilla & mandible (alveolar processes) and pterygomandibular raphe
I: angle of mouth (fibers of obicularis oris)
A: chewing
nerve: buccal of VII
Artery: buccal

Hint 9

None

Front 10

risorius

Back 10

O: fascia superficial to masseter muscle
I: angle of mouth
A: smiling widely
nerve: facial (buccal)
artery: facial

Hint 10

None

Front 11

levator labii superioris

Back 11

O: maxilla
I: upper lip
A: raising upper lip
nerve: buccla of VII
artery: facial

Hint 11

None

Front 12

levator labii superioris alaeque nasi

Back 12

O: upper maxilla by nasal bones
I: ala of nose and upper lip
A: raising upper lip and dilating nostrils in a sneer
nerve: buccal of VII

Hint 12

None

Front 13

zygomaticus major

Back 13

O: anterior zygomatic bone (posterior to minor)
I: angle of mouth
A: smiling
nerve: buccal of VII
artery: facial

Hint 13

None

Front 14

zygomaticus minor

Back 14

O: zygomatic bone @ zygomaticomaxillary suture
I: upper lip
A: raising upper lip
nerve: buccal of VII
artery:facial

Hint 14

None

Front 15

levator anguli oris

Back 15

O: maxilla (just below the infraorbital foramen)
I: angle of mouth
A: smiling
nerve: zygomatic and buccal of VII
artery: facial and maxillary

Hint 15

None

Front 16

depressor anguli oris

Back 16

O: mandible
I: angle of mouth
A: frowning
nerve: mandibular branch of VII
Artery: facial

Hint 16

None

Front 17

depressor labii inferioris

Back 17

O: mandible
I: lower lip
A: lowering lower lip
nerve: mandibular of VII
artery: facial

it is located medial to Depressor anguli oris

Hint 17

None

Front 18

mentalis

Back 18

O: mandible
I: chin
A: raising chin and protruding lower lip
nerve: mandible branch of VII
artery: facial and maxillary

Hint 18

None

Front 19

platysma

Back 19

O: upper part of perctoralis and deltoid
I: mandible and muscles of mouth
A: grimacing
nerve: cervical branch of VII
artery: sub-mental branch of the facial

Hint 19

None

Front 20

sternocleidomastoid

Back 20

O: medial portion of clavicle and superior and lateral surfaces of sternum
I: mastoid process of temporal bone
A: 1 side contraction - head and neck bend to same side and face and front of neck rotate to opposite side, 2 sides contract - head flex at neck and extension at junction between head and neck
nerve: -accesory for motor
-cervical plexus sensory

Hint 20

None

Front 21

trapezius

Back 21

O: external surface of occipital bone and posterior midline of cervical and thoracic regions
I: lateral third of clavicle and parts of scapula
A: lift clavicle and scapula when shoulders are shrugged

Hint 21

None

Front 22

masseter - superficial head

Back 22

O: anterior two thirds of lower border of zygomatic arch
I: angle of mandible
A: elevation of mandible (during jaw closing)
nerve: masseteric of V3
artery: masseteric

Hint 22

None

Front 23

masseter - deep head

Back 23

O: posterior one third and medial surface of zygomatic arch
I: ramus of mandible
A: elevation of mandible (during jaw closing)

Hint 23

None

Front 24

temporalis

Back 24

O: temporal fossa
I: coronoid process of mandible
A: elevation of mandible (during jaw closing) and retraction of mandible (lower jaw backward)
nerve: V3
artery: deep temporal

Hint 24

None

Front 25

medial pterygoid

Back 25

O: medial side of lateral pterygoid of sphenoid bone
I: angle of mandible
A: protracts and elevates mandible, assists rotary movement

Hint 25

None

Front 26

lateral pterygoid - superior head

Back 26

O: greater wing of sphenoid bone
I: anterior portion of condylar neck
A: 1 side contraction - lateral deviation of mandible (shift lower jaw to opposite side), 2 side contraction - protrusion of mandible (lower jaw forward)

Hint 26

None

Front 27

lateral pterygoid - inferior heads

Back 27

O: lateral pterygoid plate from sphenoid bone
I: anterior portion of condylar neck & TMJ capsule
A: slight depression of mandible (during jaw opening), 1 side contraction - lateral deviation of mandible (shift lower jaw to opposite side), 2 side contraction - protrusion of mandible (lower jaw forward)

Hint 27

None

Front 28

name 4 suprahyoid muscles

Back 28

digastric
mylohyoid
geniohyoid
stylohyoid

Hint 28

None

Front 29

name 4 infrahyoid muscles

Back 29

sternothyroid
sternohyoid
omohyoid
thyrohyoid

Hint 29

None

Front 30

digastric - anterior belly

Back 30

O: intermediate tendon
I: medial surface of mandible
A: elevation of hyoid bone and larynx,

Hint 30

None

Front 31

muscles that insert at the angle of the mouth

Back 31

-zygomaticus major,
-depressor anguli oris,
-Levator anguli oris
-orbicularis oris