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Anatomy > Test 2: Muscles of the head and neck > Flashcards

Test 2: Muscles of the head and neck Flashcards

(57 cards)

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1
Q

Muscles of the head

A

Occipitofrontalis

Temporalis

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2
Q

Muscles of facial expression

A 
Orbicularis Oculi
Corrugator supercilli
Levator palpabrae superioris
Nasalis
Zygomaticus major
Zygomaticus minor
Orbicularis oris
Levator labil superioris
Risorius
Buccinator
Mentalis
Platysma
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3
Q

Muscles acting on the jaw and tongue

A 
Genioglossus
Intrinsic tongue muscles
Medial pterygoid
Lateral pterygoid
Masseter
Mylohyoid
Digastric
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4
Q

Muscles of respiration

A 
Diaphragm
External intercostals
Internal intercostals
Scalenes
Pectoralis minor
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5
Q

Abdominal muscles

A

Rectus abdominus
External abdominal oblique
Internal abdominal oblique
Transverse abdominus

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6
Q

Dorsal/Posterior Axial/Appendicular muscles

A

Splenius Capitus
Semispinalis capitis
Trapezius

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7
Q

Erector spinae muscles

A

Iliocostalis
Longissimus
Spinalis

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8
Q

Muscles of the eye

A 
Superior rectus
Inferior rectus
Medial rectus
Lateral rectus
Superior oblique
Inferior oblique
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9
Q

Muscles of the anterior neck

A

Omohyoid
Sternohyoid
Stylohyoid
Sternocleidomastoid

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10
Q

Occipitofrontalis

A

O- occipital bone
I- Frontal bone- skin of eyebrow and nose
A- moves scalp, elevates eyebrows

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11
Q

Temporalis

A

O- Temporal bone (temporal fossa)
I- Coronoid process and ramus of mandible
A- Closes mandible

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12
Q

Orbicularis oculi

A

O- Maxilla and frontal bones
I- circles orbit and inserts near origin
A- closes eye; winking motion

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13
Q

Corrugator supercilli

A

O- medial portion of frontal bone
I- Skin of eyebrows
A- Adducts eyebrows; pulls them medially

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14
Q

Levator palpabrae superioris

A

O- Back of orbit at sphenoid bone
I- at eyelid
A- opens eyes

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15
Q

Nasalis

A

O- maxilla above incisor teeth and canine teeth
I- ala of nose and midline of aponeurosis
A- flattens nose, flares nostrils

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16
Q

Zygomaticus major

A

O- Zygomatic bone
I- muscle and skin of mouth
A- smile

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17
Q

Zygomaticus minor

A

O- zygomatic bone
I- corners of mouth
A- lift corners of mouth

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18
Q

Orbicularis oris

A

O- maxilla and zygomatic bones
I- skin of lips
A- open and close mouth, purse lips

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19
Q

Levator labii superioris

A

O- maxilla and zygomatic bones
I- muscle and skin of lips
A- elevates upper lip, flares nostrils

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20
Q

Levator anguli oris

A

O- canine fossa of maxilla
I- angle (corner) of mouth
A- elevates angle of mouth

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21
Q

Risorius

A

O- fascia of masseter (lateral cheek)
I- Skin at angle of mouth
A- abducts corner of mouth (draws edge lateral)

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22
Q

Buccinator

A

O- maxilla and mandible near molar teeth
I- Orbicularis oris
A- compresses cheek

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23
Q

Mentalis (pouting muscle)

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A

O- anterior mandible
I- skin of cheek below lower lip
A- protrudes lower lip

24
Q

Platysma

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A

O- fascia covering pectoralis major and deltoid
I- mandible and skin of lower region of face
A- depresses lower lip, opens jaw

25
Genioglossus
O-Mental protuberance of mandible I- tongue A- depresses and protrudes tongue
26
Intrinsic tongue msucles
O and I- within tongue | A- change shape of tongue
27
Medial pterygoid
O- medial surface of lateral pterygoid I- medial surface of ramus A- elevates and protracts mandible
28
Lateral pterygoid
O- Superior head; greater wing of sphenoid bone I- Superior head, capsule and articular dish of temporomandibular join A- Protracts mandible, opens mouth, grinding of chewing
29
Masseter
O- zygomatic arch I- angle and ramus of mandible A- closes mandible
30
Mylohyoid
O- mylohyoid line of mandible I- midline raphe and body of hyoid bone A- elevates hyoid bone and tongue; depresses mandible
31
Digastric
O- interior, distal margin of mandible I- Hyoid A- elevates, protracts, retracts hyoid; opens mandible
32
Omohyoid
O- superior surface of scapula I- hyoid A- depresses hyoid
33
Sternohyoid
O- manubrium of sternum I- Hyoid A- depresses hyoid
34
Sternothyroid
O- manubrium of sternum I- thyroid cartilage of larynx A- Depressed thyroid cartilage
35
Stylohyoid
O- posterior side of styloid process I- Splits around internal tendon muscle; body of hyoid bone A- elevates and retracts hyoid bone
36
Sternocleidomastoid
O- sternum, clavicle I- mastoid process of temporal bone A- Abducts, rotates, flexes head
37
Diaphragm
O- xiphoid process, lower ribs, upper lumbar vertibrae I- central tendon A- inspiration and expiration
38
External intercostals
O- inferior margin of each rib I- superior border of each rib A- expands ribs during inhalation
39
Internal intercostals
O- superior margin of each rib I- inferior border of rib above origin A- forced expiration, depresses ribs
40
Scalenes
O- transverse processes of C2-C6 I- first and second ribs A- elevates respective ribs, inspiration
41
Pectoralis minor
O- ribs 3-5 I- caracoid process of scapula A- depresses glenoid cavity, raises ribs 3-5
42
Rectus abdominus
O- crest of pubis, pubic synthysis I- cartilages of ribs 5-7, xiphoid process A- flexes vertebral column, compresses abdominal wall
43
External abdominal oblique
O- ribs 5-12 I- linea alba, iliac crest, pubis A- compresses abdominal wall, laterally rotates trunk
44
Internal abdominal oblique
O- inguinal ligament, iliac crest I- linea alba, ribs 10-12 A- compresses abdominal wall, laterally rotates trunk
45
Transverse abdominis
O- inguinal ligament, iliac crest, ribs 7-12 I- linea alba, crest of pubis A- compresses abdominal wall, laterally rotates trunk
46
Splenius capitis
O-ligamentum nuchae, C7-T6 I- C2-C4, occipital and temporal bone A- extends/rotates head
47
Semispinalis capitis
O- C7-T12 I- occipital bone, T1-T4 A- extends head and vertebral column, rotates vertebral column
48
Trapezius
O- posterior occipital bone, ligamentum nuchae, C7-T12 I- clavicle, acromion process, spine of scapula A- Extends and abducts head, rotates and adducts scapula, fixes scapula
49
Iliocostalis
O-Vertebral column, ilium ribs I- ribs, vertebral column, occipital and temporal bones A- extends and rotates vertebral column and head
50
Longissimus
O-Vertebral column, ilium ribs I- ribs, vertebral column, occipital and temporal bones A- extends and rotates vertebral column and head
51
Spinalis
O-Vertebral column, ilium ribs I- ribs, vertebral column, occipital and temporal bones A- extends and rotates vertebral column and head
52
Superior rectus
O- common tendinous ring at apex of orbit I- sclera on superior surface of eyeball A- elevates and adducts eyeball
53
Inferior rectus
O- common tendinous ring at apex of orbit I- sclera on inferior surface of eyeball A- Depresses and adducts corneal part of eyeball
54
Medial rectus
O- common tendinous ring at apex of orbit I- sclera on medial surface of eyeball A- adducts corneal part of eyeball
55
Lateral rectus
O- common tendinous ring at apex of orbit I- sclera on lateral surface of eyeball A- abducts corneal part of eyeball
56
Superior oblique
O- apex of the orbit I- sclera on posterior superior surface of eyeball A- depresses and abducts eye
57
Inferior oblique
O- floor of orbit, lateral to lacrimal groove I- Sclera on inferior surface of eyeball A- elevates and abducts corneal part of eyeball

Anatomy (7 decks)

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