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Nbde Dentestry > Muscles > Flashcards

Muscles Flashcards

1
Q

Soft palate muscles which CN are inervided

A

CN V3 y el X el vago

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2
Q

Cuáles son los palate muscles

A

Palatopharyngeus
Músculus uvylae
Tensor celu platine
Levator veli palatine
Salpingopharyngeus

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3
Q

Palatopharyngeus origin, insertion action

A

CN X
Origin palatine aponeurosis
Insertion upper border of thyroid cartilage and Pharyngeal wall
Action pulls pharynx and larynx upwards

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4
Q

Palatopharyngeal and palatoglusus

A

Just behind palatine tonsil forms the palatopharyngeal arch which is post pillar of the fossess and forms the beginning of the paharynx
palatogloso the anterior pillar of the fossees

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5
Q

Musculus uvulae: origin insertion action

A

CN X
Origin palatine aponeurosis
Insertion uvula
Action shortens and broadens the uvula to help closes nasopharyngeal during the swallowing

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6
Q

Tensor veli palatine origin, insertion action

A

CN -> V3
Origin -> scaphoid fossa
Cartilaginous part of auditory tube
Insertion -> Palatine aponeurosis
Action -> Tenses the soft palate
Opens the auditory tube to
Equalize air pressure between the middle ear and the nasopharynx

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7
Q

The auditory connects between

A

With the middle ear and the nasopharynx

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8
Q

Caminando trekking la elevación del air pressure está moldeado por

A

Tensor veli palatini

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9
Q

Tensor veli palatine is responsible for

A

Forming the sheet of tissue palatine aponeurosis across the soft palate

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10
Q

Tendon of tensor veli palatini calls

A

Pterygoid hamulus

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11
Q

Levator veli Palatini Origin insertion action

A

CN -> X
Origin -> Petrous part of temporal bone
Cartilaginous part of auditory tube
Insertion-> palatine aponeurosis
Action -> elevates the soft palate to close nasopharynx during swallowing

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12
Q

Salpingopharyngeus origin insertion and action

A

CN -> X
Origi -> cartilaginous part of the auditory tube
Insertion -> upper boarder thyroid cartilage
Pharyngeal wall
Action -> equalize air pressure

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13
Q

Salpingopharyngeus refers to

A

Salpingo Eustaquio o auditory tube
Pharyngeus where it inserts

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14
Q

Muscles of the facial expression responsable de

A

Smiling and frowning

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15
Q

Características de muscles of the expression

A

Formed from paraxial mesoderm 2nd arch
Originate from bone
Insert to the dermis
Generally named by action or location

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16
Q

Muscles of the expression CN

A

VII

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17
Q

Epicranial muscles are

A

Occipitofrontalis
Temporoparietalis

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18
Q

Occipitofrontalis muscles also named

A

Epicranius muscles

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19
Q

Occipitofrontalis origin and inserts

A

Origin eyebrows
Se extiende hasta back to head
EPICRANIAL APONEUROSIS ->
connects frontal and occipital bellies
Forms middle layer of the scalp
Action -> pulls the forehead up
Retracts the scalp

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20
Q

Temporoparietalis o

A

Latterally of the skull it runs transversely and perpendicular to de O
Sits over
The temporalis muscle

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21
Q

Cuáles son los Smiling muscles

A

Zygomaticus major
Zygomaticus minior
Orbicularis oculi
Levator labii Superioris
Levator Anguli Oris
Risorius
Todos 2

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22
Q

Zygomaticus major

A

CN VII
Origin -> zygomitic bone
Insertion -> modioulus
Action -> pulls up the corners mouth
For smiling laughing displaying teeth

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23
Q

Modiolus

A

Masa the tejido fribromuscular denso compacto móvil formado por el entrelazamiento or intersection bunch of facial muscles lateral and slightly superior to each corner of the mouth
Important moving the mouth
Chiasma

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24
Q

Zygomatic minior

A

same action to the Zygomatic major
Orginates little middle to the Zygomatic major

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25
Q

Orbicularis oculi

A

Eye sphincter that closes the eyelids

Palpebral portion blinking
Orbital portion tight closure
Protects cornea

Levayor paloebrae do de opposite of this muscle

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26
Q

Levator labii superioris

A

Broad flat elevate the upper lips

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27
Q

Levator Anguli Oris

A

Deep muscle raise the corners of the mouth medially
Origin -> canine fossa below the infraorbital
Inserts in Modiolus
Action elevate the angle of the mouth

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28
Q

Risorius

A

Pulls lip laterally without displaying the teeth
Insert modiolus

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29
Q

Which muscles inserts in modiolus

A

Smiling muscles
Levator Anguli Oris
Zygomaticus major
Risorius
Frowning muscles
Orbicularis Oris
Other muscles buccinator

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30
Q

Cuál es el músculo que se encuentra en smiling muscles and frowning muscles

A

Orbicularis Oris

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31
Q

Orbicularis Oris

A

Action-> puckers the lips, compresses lips against teeth used in speech

Blends with buccinator laterally

Inserts modiolus

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32
Q

Which muscle participate in speech

A

Orbicularis Oris

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33
Q

Depressor Anguli Oris

A

Origin mental tubercle and lower border of the mandible
Action Pulls down the lips
Insert modiolus

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34
Q

Depressor labii inferior is

A

Action pulls down lower lip

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35
Q

Platysma

A

Superficial muscles
Action pulls down the lips and mouth
Wrinkles the skin or portions of the lower face

Overlaps sternocleidomastoid neck muscle

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36
Q

Mentalis muscle

A

Deep triangular muscle
Origin —> mental tubercle of mandible
Action—> pouts lower lip

Mentalis strain on lips closure -> sign of lip incompetence

Can displace a lower denture

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37
Q

Corrugator supercilli

A

Draws eyebrows together to furrow eyebrow

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38
Q

Prócerus

A

Pyramid shaped muscle
Action —> wrinkles bridge of nose

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39
Q

Buccinator

A

Origin—>maxillary and mandible process
Insertion—> modiolus
blends with the Orbicularis Oris
Action—> tenses the cheek to keep food between teeth
Pierced by parotid duct

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40
Q

Buccinator

A

Deep portion of the buccinator attaches posteriorly to the pterygomandibular raphae -> ligamentous band of fascia that attaches buccinator to the superior pharyngeal constrictor muscle

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41
Q

Nasalis

A

Flares nostrils and compresses nose

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42
Q

Tongue muscles

A

Formed paraxial mesoderm that eventually becomes from occipital somites
CN-> X XII

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43
Q

Tongue muscle divided

A

Extrinsic muscle
Outside the tongue and attach to
It
Function alter the position tongue

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44
Q

Tongue extrinsic muscle

A

Hyoglossus
Genioglossus
Palatoglossus
Styloglossus

Hi my tongue is a GPS

45
Q

Hyoglossus

A

CN XII
Origin hyoid bone
Insertion tongue
Action depresses the tongue

46
Q

Genioglossus

A

CN XII
Origin genial tubercles mental spines
Insertion tongue
Action protudes the tongue

47
Q

Styloglossus

A

Thinner muscle
CN XII
Origin styloid process of temporal bone
Insertion tongue
Action retracts the tongue

48
Q

Palatoglossus

A

CN X
Origin palatine aponeurosis
Insertion tongue
Action elevates back part of the tongue

Forms the paladoglossal muscle arch anterior pillar of fosses
Marks the end of the oral cavity

49
Q

Tongue intrinsic muscles

A

Longitudinal superior and inferior
Transversal
Vertical
Attach entirely within the tongue
Function. Alter the shape of the tongue
CN XII

50
Q

Que músculo del soft palate y del ear muscle is innervated by V3

A

Tensor veli palatine
Tensor tympani

51
Q

Extraocular eye muscles

A

Levator palpebrae superioris
Inferior oblique
Lateral rectus
Inferior rectus
Superior oblique
Superior rectus
Medial rectus

Tia Lilism

52
Q

Levator Palpebrae superioris

A

CN III
Origin lesser win of sphenoid
Insertion upper eyelid
Action elevates upper eyelid

53
Q

Superior Oblique muscle

A

CN IV the trochesal nerve
Origin sphenoid bone ( just medial to optic canal)
Insertion lateral surface of eyeball
Action abducts depresses and intorts the eye
Hooks around troches

54
Q

Inferior oblique

A

Origin maxilla
Insertion lateral surface of eyeball
Action abducts elevate and exort the eye

55
Q

Lateral rectus muscle

A

CN VI
Origin annulus of Zinn
Insertion lateral surface of eyeball
Action abducts the eye

SO4 LR6

56
Q

Superior Rectus

A

CN III

Origin annulus of zinn
Insertion superior surface of eyeball
Action adducts elevates and intorts the eye

57
Q

Inferior rectus

A

CN III
Origin annulus of zinn
Insertion inferior surface of the eyeball
Action adducts and depress the eye

58
Q

Medial rectus

A

CN III
Origin annulus of Zinn
Insertion medial surface of eyeball
Action adducts the eye

59
Q

Intraocular eye muscles

A

Ciliary muscle
Sphincter pupillae
Dilator pupillae

60
Q

Ciliary muscle

A

CN III
Helps accommodation for near vision
pSNS fibers of oculomotor nerve via short ciliary nerves

61
Q

Sphincter Pupillae

A

Circular fibers around the pupil = miosis
Also called iris sphincter
Action Constricst pupil Miosis
PSNS fibers of oculomotor nerve via short ciliary nerves

62
Q

Dilator Pupillae

A

CN V1
Radial fibers also called Iris dilator
Action Dilates pupil= mydriasis
SNS fibers of V1 via long ciliary nerves

63
Q

Eye muscle inervate and these CN transmitted via

A

CN III
IV
V1
VI

Superior orbital fissure opens into the orbit and supply all the muscles

64
Q

Muscles of the neck

A

Are divided in 2 main triangles anterior post

65
Q

Muscles of the neck porque anterior y posterior

A

For localizing anatomical structures and pathological conditions

Separate SCM

66
Q

Submandibulsr trinagule

A

CN XII
Bellies ant y post del digastric
Contains
submandibular gland,
submandibular lymph note
Facial artery and nerve
Myeloid nerve

67
Q

Submental triangle

A

Framed midline, belly ant of digastric, hyoid bone
Contain
Submental lymph nodes
Beginning of ant jugular veins

68
Q

Muscular triangle

A

Framed midline, sup belly of omohyoid
SCM
Cointains
Infrahyoid muscles
Thyroid and para thyroid glands

69
Q

Carotid triangle

A

Sup belly of omohyoid, SCM, post belly of digastric
Contain
Carotid sheath
CN XII
Ansa Cervicalis

Carotid artery pulse is palpable

70
Q

Carotid sheath of carotid triangle contains

A

Common carotid artery
Internal jugular vein
CN X
Deep cervical lymph nodes

71
Q

Post triangle

A

Divided
Occipital triangle above inferior belly of omohyoid
Subclavian triangle below

Contains
CN XI
Branches of cervical plexus
Subclavian artery vein

Floor consists splenius capitis Levator scapulae
Ant,
Midline
Post scalenes

72
Q

Suprahyoids

A

Google MAPS is super
Action elevate the hyoid bone and tongue

73
Q

Geniohyoid

A

C1
Origin genial tubercles of mandible
Insertion hyoid bone
Action elevates hyoid bone and tongue during swalowing

74
Q

Neck muscles are inervated by

A

CN V3
VII
XI
C1-3

75
Q

The ant part of muscles of neck divide in

A

4
Submandibular triangle
Submental triangle
Muscular triangle
Carotid triangle

76
Q

Post part of the muscles of the neck contains

A

2 smaller triangle muscles

77
Q

Mylohyoid

A

CN v3
Origin mylohyoid line of the mandible
Insertion hyoid bone
Action elvates the hyoid and the tongue

Forms the floor of mouth

78
Q

Anterior belly of digastric

A

Cn V3

Origin digastric fossa of mandible
Insertion intermediate tendon that attached to hyoid
Action elevate hyoid
Assist to lateral pterydoid in the depressing the mandible

79
Q

Post belly of dygastric

A

CN VII
Origin mastoid process of temporal bone
Insert intermediate tendon attaches to hyoid
Action the same as the ant

To be sensitive to palpation in class II skeletal patients retrognathic mandible

80
Q

Styhoid

A

CN VII
Origin styloid process of the temporal bone

Insertion greater horn of hyoid
Action elevate the hyoid and tongue during the swallowing

81
Q

Infrahyoid strap

A

Thyrohyoid
Omohyoid
Sternothyroid
Sternohyoid the strap

82
Q

Thyroid

A

CN C1
Origin thyroid cartilage of larynx
Insertion hyoid bone
Action elevate the thyroid and depress the hyoid

83
Q

Thyroid

A

CN C1
Origin thyroid cartilage of larynx
Insertion hyoid bone
Action elevate the thyroid and depress the hyoid

84
Q

Omohyoid

A

CN C1-C3
Origin scapula known as shoulder blade
Insertion hyoid bone
Action depress the larynx and hyoid bone

Sup and inf bellies connnected via intermediate tendon

85
Q

Sternothyroid

A

CN C1- C3
Origin manubrium of the sternum center of the chest
Insertion thyroid cartilage
Action depress the thyroid cartilage

86
Q

Sternohyoid

A

CN C1-C3
Orgin manubrium of sternum
Insertion hyoid bone
Action depress the hyoid

87
Q

Submandibular triangle and carotid triangle cointains

A

CN XII

88
Q

Sternocleidomastoid

A

CN XI
Origin maniubrium of sternum and clavicle
Insertion mastoid process of temporal bone
Action rotate and flexes the neck

89
Q

Trapezius

A

CN XI
Origin spine and occipital protuberance
Insertion scapula
Action rotates elevates and depress the shoulder

Only muscle of the upper limb supplied by craneal nerve

90
Q

Pharynx and larynx muscles

A

Pharynx the back of throat
Larynx voice box further down

91
Q

Pharynx outer circular layer

A

Superior constrictor -> attaches anteriorly and posteriorly pharyngeal raphe midline with buccinator muscle and ptherygomandibular raphe
Middle constrictor
Inferior constrictor

All Function involuntarily constrictor the pharynx to propel bolus downward during swallowing

92
Q

Pharynx inner longitudinal layer

A

Salpimgopharyngeus
Palatopharyngeus
Stylopharyngeaus

Function to involuntarily elevate pharynx during swallowing and speaking

93
Q

Larynx Posterior cricoarytenoid

A

CN X
Origin cricoid
Insertion arytenoid cartilage
Action abduct the vocal cords away from a the midline thereby opening the airway at the glottis

94
Q

Larynx oblique and transverse arytenoid

A

CN X
Origin arytenoid cartilage
Insert arytenoid cartilage
Action adduct the vocal cords towards the midline thereby closing the larynx during coughing or swallowing

95
Q

Cricoidthyroid

A

CN X
Origin cricoid cartilage
Insertion thyroid cartilage
Action tenses and enlongare the vocal folds to increase pitch

96
Q

Thyroid arytenoid

A

CN X
Origin thyroid cartilage
Insertion arytenoid cartilage
Action reduces tension and shortens vocal folds to decrease pitch

97
Q

Cricothyroid

A

Only lanrymgeal muscles innervated by superior laryngeal nerve branch of the Vague nerve
instead of recurrent laryngeal nerve

98
Q

Ear muscles
Tensor tympani

A

CN V 3
Origin bony part of auditory tube Eustaquio
Insertion malleaus
Action tenses the tympanic membrane to adorn loud sound to protect hearing damage

99
Q

Extrinsic auricular ear

A

CN VII
Superior largest
Porterior
Anterior smallest

Function alter the position of the outer ear

100
Q

Intrinsic auricular muscles

A

CN VII
Hélicis major
Hélicis minior
Tracigus
Antitracigus
Oblique auricular
Transverse auricular

Function to alter the shape of the ear

101
Q

Palatine aponeurosis

A

Thin fibrous membrane that forms the base of the soft palate
Provides attachment for muscles in the soft palate
Connects with the palatine muscles

102
Q

Muscles of masticación

A

Paraxial mesoderm 1st arch
Originate—> skull
Insert —> mandible
Mesoderm tissue —> develops on either side of neural tube
CN V3

103
Q

Masseter

A

Origin—> zygomatic arch
Insertion—> lateral surface of ramus and angle
Action —> elevates mandible,
Superficial fibers protrude
Deep fibers retract
Moves md towards same side

104
Q

Temporalis

A

Origin—> temporal fossa
Insertion—> coronoid process
Action—> elevates md
Post fibers retract md

105
Q

Media pterygoid

A

Origin—> maxillary tuberosity ( superficial) medial surface of lateral pterygoid plate
Insertion—> medial surface of ramus and angle
Action—> elevates and protrudes Md
Moves Md toward opposite site

Comtralateral extrusion

106
Q

Lateral pterygoid

A

Origin—> infratemporal crest ( superior head) and lateral surface of lateral pterygoid plate ( inferior head)
Insertion —> articular disc ( superior head) and pterygoid fovea ( inferior head
Action—> depresses and protrudes Md
Moves Md toward opposite site

107
Q

Which muscles are innervated by CN V3

A
  • Ant belly of digastric ( muscles of the neck)
  • milohyoid ( muscles of the neck)
  • tensor veli palatini ( soft palate muscle)
108
Q

Which muscles are inervated CN X

A

Palatopahryngeus de ambos
Musculus uvalae
Levator veli palatini
Salpingopharyngeus ( soft palate muscle and inner longitudinal layer pharynx
Outer circular layer ( pharynx muscle)
Muscles of the larynx

Nbde Dentestry (8 decks)

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