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CANADIANS A > Head > Flashcards

Head Flashcards

1
Q

Occipititalis

A

Origin: Superior nuchal line of occiput, mastoid of temporal
Insertion: galea aponeurotica
Action: raises eyebrows
Innervation: posterior auricular nerve (facial nerve)

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2
Q

Frontalis

A

Origin: galea aponeurotica
Insertion: skin of frontal region
Action: wrinkles eyebrows
Innervation: facial nerve

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3
Q

Orbicularis oculi

A

Origin: frontal bone
Insertion: lateral palpebral raphe
Action: close eyelids
Innervation: zygomatic branch of facial nerve

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4
Q

Corrugator supercilii

A

Origin: Super ciliary arches
Insertion: forehead skin, near eyebrows
Action: wrinkles forehead
Innervation: facial nerve

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5
Q

Depressor supercilii

A

Origin: medial orbital rim
Insertion: medial aspect of bony orbit
Action: depresses eyebrows
Innervation: facial nerve

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6
Q

Levator palpebrae superioris

A

Origin: Sphenoid
Insertion: tarsal plate, upper eyelid
Action: retracts, elevates eyelids
Innervation: oculomotor nerve

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7
Q

Superior tarsal

A

Origin: underside of levator palpebral superioris
Insertion: superior tarsal plate of the eyelid
Action: raises the upper eyelid
Innervation: Sympathetic nervous system

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8
Q

Superior Rectus

A

Origin: annulus of Zinn @ orbital apex
Insertion: superior to corneal limbus
Action: elevates, adducts, and medially rotates eye
Innervation: oculomotor nerve

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9
Q

Inferior Rectus

A

Origin: annulus of Zinn @ orbital apex
Insertion: inferior to corneal limbus
Action: depression and adduction
Innervation: inferior branch of oculomotor

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10
Q

Medial Rectus

A

Origin: annulus of Zinn @ orbital apex
Insertion: medial to corneal limbus
Action: adducts eyeball
Innervation: inferior division of oculomotor

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11
Q

Lateral Rectus

A

Origin: annulus of Zinn @ orbital apex
Insertion: lateral to corneal limbus
Action: abducts eyeball
Innervation: abducens

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12
Q

Superior oblique

A

Origin: annulus of Zinn @ orbital apex
Insertion: outer posterior quadrant of eyeball
Action: intorsion, abduct, depress
Innervation: trochlear

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13
Q

Inferior Oblique

A

Origin: orbital surface of maxilla
Insertion: laterally to eyeball, deep to lateral rectus
Action: extorsion, elevation, abduction
Innervation: oculomotor nerve

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14
Q

Auriculares

A

Origin: galeal aponeurosis
Insertion: cranial surface of pinna
Action: wiggle ears
Innervation: facial nerve

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15
Q

Stapedius

A

Origin:
Insertion: Neck of stapes
Action: control amplitude of sound wave to inner ear
Innervation: facial nerve

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16
Q

Tensor tympani

A

Origin: eustachian tube
Insertion: handle of malleus
Action: tensing tympanic membrane
Innervation: medial pterygoid nerve of mandibular of trigeminal

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17
Q

Procerus

A

Origin: fascia over the lower nasal bone
Insertion: skin of lower part of forehead and between eyebrows
Action: draws medial angle of eyebrow down (frown)
Innervation: buccal branch of facial

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18
Q

Nasalis

A

Origin: maxilla
Insertion: nasal bone
Action: compresses bridge, depresses tip of nose, elevates corners of nostrils
Innervation: buccal branch of facial

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19
Q

Dilator naris

A

Origin: nasal notch of maxilla
Insertion: skin near margin of nostril
Action: dilation of nostrils
Innervation: buccal branch of facial

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20
Q

Depressor sept nasi

A

Origin: incisive fossa of maxilla
Insertion: nasal septum
Action: depression of nasal septum
Innervation: buccal branch of facial

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21
Q

Levator labii superioris alaeque nasi

A

Origin: Maxilla
Insertion: nostril and upper lip
Action: dilates nostril, elevates upper lip
Innervation: buccal branch of facial

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22
Q

Levator anguli oris

A

Origin: maxilla
Insertion: modiolus of mouth
Action: smile
Innervation: facial nerve

23
Q

Depressor anguli oris

A

Origin: tubercle of mandible
Insertion: modiolus of mouth
Action: depresses angle of mouth
Innervation: mandibular branch of facial nerve

24
Q

Levator labii superioris

A

Origin: medial infra-orbital origin
Insertion: skin and muscle of upper lip
Action: elevates upper lip
Innervation: buccal branch of facial

25
Q

Depressor labii inferioris

A

Origin: oblique line of mandible
Insertion: lower lip, orbicularis oculi
Action: depresses lower lip
Innervation: facial nerve

26
Q

Mentalis

A

Origin: Anterior mandible
Insertion: chin
Action: elevates and wrinkles skin of chin, protrudes lower lip
Innervation: mandibular branch of facial nerve

27
Q

Buccinator

A

Origin: alveolar processes of maxillary bone
Insertion: fibres of orbicularis oculi
Action: compress cheeks against teeth (blowing), mastication
Innervation: buccal branch of facial

28
Q

Orbicularis orbis

A

Origin: maxilla and mandible
Insertion: skin around lips
Action: pucker lips
Innervation: buccal branch of facial

29
Q

Risorius

A

Origin: parotid fascia
Insertion: modiolus
Action: draws back angle of mouth
Innervation: buccal branch of facial

30
Q

Zygomatic major

A

Origin: anterior zygomatic bone
Insertion: modiolus of mouth
Action: draws angle of mouth upward and lateral
Innervation: buccal branch of facial

31
Q

Zygomatic minor

A

Origin: zygomatic bone
Insertion: skin of upper lip
Action: elevates upper lip
Innervation: buccal branch of facial nerve

32
Q

Masseter

A

Origin: zygomatic arch of maxilla
Insertion: coronoid process and ramus of mandible
Action: elevation (closing mouth) retracting mandible
Innervation: masseteric nerve (V3)

33
Q

Temporalis

A

Origin: temporal lines of parietal bones
Insertion: coronoid processes on mandible
Action: elevation (closing mouth) of retracting mandible
Innervation: Deep temporal nerve (V3)

34
Q

Lateral Pterygoid

A

Origin: great wing of sphenoid and pterygoid palate
Insertion: condyle of mandible
Action: depresses mandible
Innervation: external pterygoid (V3)

35
Q

Medial Pterygoid

A

Origin: medial to lateral pterygoid
Insertion: medial angle of mandible
Action: elevates mandible, closes jaw, moves jaws side to side
Innervation: medial (internal) pterygoid (V3)

36
Q

Genioglossus

A

Origin: Mental spine of mandible
Insertion: dorsum of tongue, body of hyoid
Action: protrude, depress, draw tongue back
Innervation: hypoglossal

37
Q

Hyoglossus

A

Origin: hyoid
Insertion: side of tongue
Action: depresses tongue
Innervation: hypoglossal nerve

38
Q

Styloglossus

A

Origin: Styloid process of temporal bone
Insertion: tongue
Action: elevate and retract tongue
Innervation: hypoglossal nerve

39
Q

Palatoglossus

A

Origin: Palatine aponeurosis
Insertion: tongue
Action: raising back part of tongue
Innervation: vagus and spinal accessory

40
Q

Levator veli palatini

A

Origin: temporal bone, eustachian tube
Insertion: palatine aponeurosis
Action: aids swallowing by lifting the soft palate
Innervation: vagus

41
Q

Tensor veli palatini

A

Origin: medial pterygoid plate of sphenoid
Insertion: palatine aponeurosis
Action: aids in swallowing by controlling the tension of the soft palate
Innervation: medial pterygoid of V3

42
Q

Uvulae

A

Origin: Hard palate
Insertion: palatine aponeurosis
Action: moves and changes shape of uvula
Innervation: pharyngeal plexus

43
Q

Palatoglossus

A

Origin: palatine aponeurosis
Insertion: tongue
Action: aids in respiration by raising back part of tongue
Innervation: vagus and spinal accessory

44
Q

Palatopharyngeus

A

Origin: palatine aponeurosis, hard palate
Insertion: upper border of thyroid cartilage
Action: aids in respiration by pulling pharynx and larynx
Innervation: vagus and spinal accessory

45
Q

Stylopharyngeus

A

Origin: Temporal styloid process
Insertion: thyroid cartilage (pharynx)
Action: elevate larynx and pharynx, swallowing
Innervation: *glossopharyngeal nerve

Note: only pharynx muscle innervated by above

46
Q

salpingopharyngeus

A

Origin: eustachian tube
Insertion: pharyngopalatinus muscle
Action: raise nasopharynx
Innervation: vagus and spinal accessory

47
Q

Inferior Pharyngeal

A

Origin: Cricoid and thyroid cartilage
Insertion: pharyngeal raphe
Action: swallowing
Innervation: *external pharyngeal branch of vagus

Note: only pharyngeal innervated by above

48
Q

Middle Pharyngeal

A

Origin: hyoid
Insertion: pharyngeal raphe
Action: swallowing
Innervation: vagus

49
Q

Superior Pharyngeal

A

Origin: Medial pterygoid plate
Insertion: pharyngeal raphe
Action: swallowing
Innervation: vagus

50
Q

Cricothyroid

A

Origin: anterior lateral cricothyroid cartilage
Insertion: inferior cornu of thyroid cartilage
Action: tension and elongation of vocal cords
Innervation: *external laryngeal branch of vagus

Note: only larynx muscle innervated by above

51
Q

Arytenoid

A

Origin: arytenoid cartilage
Insertion: opposite arytenoid cartilage
Action: approximate sides of arytenoid cartilage
Innervation: recurrent laryngeal branch of vagus

52
Q

Thyroarytenoid

A

Origin: inner thyroid cartilage
Insertion: anterior arytenoid
Action: thickens vocals cords, affects speech
Innervation: recurrent laryngeal branch of vagus

53
Q

Cricoarytenoid muscles (posterior and anterior)

A

Origin: cricoid
Insertion: arytenoid
Action: opens and closes rima glottidis
Innervation: recurrent laryngeal branch of vagus

CANADIANS A (3 decks)

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