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INBDE Dentestry > Muscles > Flashcards

Muscles Flashcards

(108 cards)

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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
Orbicularis oculi
Eye sphincter that closes the eyelids Palpebral portion blinking Orbital portion tight closure Protects cornea Levayor paloebrae do de opposite of this muscle
26
Levator labii superioris
Broad flat elevate the upper lips
27
Levator Anguli Oris
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
28
Risorius
Pulls lip laterally without displaying the teeth Insert modiolus
29
Which muscles inserts in modiolus
Smiling muscles Levator Anguli Oris Zygomaticus major Risorius Frowning muscles Orbicularis Oris Other muscles buccinator
30
Cuál es el músculo que se encuentra en smiling muscles and frowning muscles
Orbicularis Oris
31
Orbicularis Oris
Action-> puckers the lips, compresses lips against teeth used in speech Blends with buccinator laterally Inserts modiolus
32
Which muscle participate in speech
Orbicularis Oris
33
Depressor Anguli Oris
Origin mental tubercle and lower border of the mandible Action Pulls down the lips Insert modiolus
34
Depressor labii inferior is
Action pulls down lower lip
35
Platysma
Superficial muscles Action pulls down the lips and mouth Wrinkles the skin or portions of the lower face Overlaps sternocleidomastoid neck muscle
36
Mentalis muscle
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
37
Corrugator supercilli
Draws eyebrows together to furrow eyebrow
38
Prócerus
Pyramid shaped muscle Action —> wrinkles bridge of nose
39
Buccinator
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
40
Buccinator
Deep portion of the buccinator attaches posteriorly to the pterygomandibular raphae -> ligamentous band of fascia that attaches buccinator to the superior pharyngeal constrictor muscle
41
Nasalis
Flares nostrils and compresses nose
42
Tongue muscles
Formed paraxial mesoderm that eventually becomes from occipital somites CN-> X XII
43
Tongue muscle divided
Extrinsic muscle Outside the tongue and attach to It Function alter the position tongue
44
Tongue extrinsic muscle
Hyoglossus Genioglossus Palatoglossus Styloglossus Hi my tongue is a GPS
45
Hyoglossus
CN XII Origin hyoid bone Insertion tongue Action depresses the tongue
46
Genioglossus
CN XII Origin genial tubercles mental spines Insertion tongue Action protudes the tongue
47
Styloglossus
Thinner muscle CN XII Origin styloid process of temporal bone Insertion tongue Action retracts the tongue
48
Palatoglossus
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
Tongue intrinsic muscles
Longitudinal superior and inferior Transversal Vertical Attach entirely within the tongue Function. Alter the shape of the tongue CN XII
50
Que músculo del soft palate y del ear muscle is innervated by V3
Tensor veli palatine Tensor tympani
51
Extraocular eye muscles
Levator palpebrae superioris Inferior oblique Lateral rectus Inferior rectus Superior oblique Superior rectus Medial rectus Tia Lilism
52
Levator Palpebrae superioris
CN III Origin lesser win of sphenoid Insertion upper eyelid Action elevates upper eyelid
53
Superior Oblique muscle
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
Inferior oblique
Origin maxilla Insertion lateral surface of eyeball Action abducts elevate and exort the eye
55
Lateral rectus muscle
CN VI Origin annulus of Zinn Insertion lateral surface of eyeball Action abducts the eye SO4 LR6
56
Superior Rectus
CN III Origin annulus of zinn Insertion superior surface of eyeball Action adducts elevates and intorts the eye
57
Inferior rectus
CN III Origin annulus of zinn Insertion inferior surface of the eyeball Action adducts and depress the eye
58
Medial rectus
CN III Origin annulus of Zinn Insertion medial surface of eyeball Action adducts the eye
59
Intraocular eye muscles
Ciliary muscle Sphincter pupillae Dilator pupillae
60
Ciliary muscle
CN III Helps accommodation for near vision pSNS fibers of oculomotor nerve via short ciliary nerves
61
Sphincter Pupillae
Circular fibers around the pupil = miosis Also called iris sphincter Action Constricst pupil Miosis PSNS fibers of oculomotor nerve via short ciliary nerves
62
Dilator Pupillae
CN V1 Radial fibers also called Iris dilator Action Dilates pupil= mydriasis SNS fibers of V1 via long ciliary nerves
63
Eye muscle inervate and these CN transmitted via
CN III IV V1 VI Superior orbital fissure opens into the orbit and supply all the muscles
64
Muscles of the neck
Are divided in 2 main triangles anterior post
65
Muscles of the neck porque anterior y posterior
For localizing anatomical structures and pathological conditions Separate SCM
66
Submandibulsr trinagule
CN XII Bellies ant y post del digastric Contains submandibular gland, submandibular lymph note Facial artery and nerve Myeloid nerve
67
Submental triangle
Framed midline, belly ant of digastric, hyoid bone Contain Submental lymph nodes Beginning of ant jugular veins
68
Muscular triangle
Framed midline, sup belly of omohyoid SCM Cointains Infrahyoid muscles Thyroid and para thyroid glands
69
Carotid triangle
Sup belly of omohyoid, SCM, post belly of digastric Contain Carotid sheath CN XII Ansa Cervicalis Carotid artery pulse is palpable
70
Carotid sheath of carotid triangle contains
Common carotid artery Internal jugular vein CN X Deep cervical lymph nodes
71
Post triangle
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
Suprahyoids
Google MAPS is super Action elevate the hyoid bone and tongue
73
Geniohyoid
C1 Origin genial tubercles of mandible Insertion hyoid bone Action elevates hyoid bone and tongue during swalowing
74
Neck muscles are inervated by
CN V3 VII XI C1-3
75
The ant part of muscles of neck divide in
4 Submandibular triangle Submental triangle Muscular triangle Carotid triangle
76
Post part of the muscles of the neck contains
2 smaller triangle muscles
77
Mylohyoid
CN v3 Origin mylohyoid line of the mandible Insertion hyoid bone Action elvates the hyoid and the tongue Forms the floor of mouth
78
Anterior belly of digastric
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
Post belly of dygastric
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
Styhoid
CN VII Origin styloid process of the temporal bone Insertion greater horn of hyoid Action elevate the hyoid and tongue during the swallowing
81
Infrahyoid strap
Thyrohyoid Omohyoid Sternothyroid Sternohyoid the strap
82
Thyrohyoid
CN C1 Origin thyroid cartilage of larynx Insertion hyoid bone Action elevate the thyroid and depress the hyoid
83
Thyroid
CN C1 Origin thyroid cartilage of larynx Insertion hyoid bone Action elevate the thyroid and depress the hyoid
84
Omohyoid
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
Sternothyroid
CN C1- C3 Origin manubrium of the sternum center of the chest Insertion thyroid cartilage Action depress the thyroid cartilage
86
Sternohyoid
CN C1-C3 Orgin manubrium of sternum Insertion hyoid bone Action depress the hyoid
87
Submandibular triangle and carotid triangle cointains
CN XII
88
Sternocleidomastoid
CN XI Origin maniubrium of sternum and clavicle Insertion mastoid process of temporal bone Action rotate and flexes the neck
89
Trapezius
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
Pharynx and larynx muscles
Pharynx the back of throat Larynx voice box further down
91
Pharynx outer circular layer
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
Pharynx inner longitudinal layer
Salpimgopharyngeus Palatopharyngeus Stylopharyngeaus Function to involuntarily elevate pharynx during swallowing and speaking
93
Larynx Posterior cricoarytenoid
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
Larynx oblique and transverse arytenoid
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
Cricoidthyroid
CN X Origin cricoid cartilage Insertion thyroid cartilage Action tenses and enlongare the vocal folds to increase pitch
96
Thyroid arytenoid
CN X Origin thyroid cartilage Insertion arytenoid cartilage Action reduces tension and shortens vocal folds to decrease pitch
97
Cricothyroid
Only lanrymgeal muscles innervated by superior laryngeal nerve branch of the Vague nerve instead of recurrent laryngeal nerve
98
Ear muscles Tensor tympani
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
Extrinsic auricular ear
CN VII Superior largest Porterior Anterior smallest Function alter the position of the outer ear
100
Intrinsic auricular muscles
CN VII Hélicis major Hélicis minior Tracigus Antitracigus Oblique auricular Transverse auricular Function to alter the shape of the ear
101
Palatine aponeurosis
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
Muscles of masticación
Paraxial mesoderm 1st arch Originate—> skull Insert —> mandible Mesoderm tissue —> develops on either side of neural tube CN V3
103
Masseter
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
Temporalis
Origin—> temporal fossa Insertion—> coronoid process Action—> elevates md Post fibers retract md
105
Media pterygoid
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
Lateral pterygoid
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
Which muscles are innervated by CN V3
- Ant belly of digastric ( muscles of the neck) - milohyoid ( muscles of the neck) - tensor veli palatini ( soft palate muscle)
108
Which muscles are inervated CN X
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

INBDE Dentestry (7 decks)

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