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Year 2 Medicine > Face, Temporal and Infratemporal Fossa > Flashcards

Face, Temporal and Infratemporal Fossa Flashcards

1
Q

Face

  • The face is the anterior aspect of the head and provides our identity as a human being
  • Important role in our communication with others and our interaction with the …
  • Face shape is formed by underlying …
A
  • The face is the anterior aspect of the head and provides our identity as a human being
  • Important role in our communication with others and our interaction with the environment (eyes, ears)
  • Face shape is formed by underlying bones
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2
Q

Muscles of the face

  • Muscles of facial expression are responsible for closing the eye and mouth and for conveying mood
  • Key muscles:
    • … - elevates eyebrows
    • … … - closes eyelids
    • … … - closes mouth
    • Zygomaticus major - elevates … commissure
    • Buccinator - compresses cheek
    • Platysma - depresses mandible against resistance, tenses fascia of neck
A
  • Muscles of facial expression are responsible for closing the eye and mouth and for conveying mood
  • Key muscles:
    • Occipitofrontalis - elevates eyebrows
    • Orbicularis oculi - closes eyelids
    • Orbicularis oris - closes mouth
    • Zygomaticus major - elevates labial commissure
    • Buccinator - compresses cheek
    • Platysma - depresses mandible against resistance, tenses fascia of neck
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3
Q

Muscles of the face

  • Muscles of facial expression are responsible for closing the eye and mouth and for conveying mood
  • Key muscles:
    • Occipitofrontalis - elevates eyebrows
    • Orbicularis oculi - closes eyelids
    • Orbicularis oris - closes mouth
    • … … - elevates labial commissure
    • … - compresses cheek
    • … - depresses mandible against resistance, tenses fascia of neck
A
  • Muscles of facial expression are responsible for closing the eye and mouth and for conveying mood
  • Key muscles:
    • Occipitofrontalis - elevates eyebrows
    • Orbicularis oculi - closes eyelids
    • Orbicularis oris - closes mouth
    • Zygomaticus major - elevates labial commissure
    • Buccinator - compresses cheek
    • Platysma - depresses mandible against resistance, tenses fascia of neck
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4
Q

Muscles of the face

  • Muscles of facial expression are responsible for closing the eye and mouth and for conveying …
  • Key muscles:
    • Occipitofrontalis - elevates …
    • Orbicularis oculi - closes …
    • Orbicularis oris - closes …
    • Zygomaticus major - elevates labial commissure
    • Buccinator - compresses …
    • Platysma - depresses … against resistance, tenses fascia of neck
A
  • Muscles of facial expression are responsible for closing the eye and mouth and for conveying mood
  • Key muscles:
    • Occipitofrontalis - elevates eyebrows
    • Orbicularis oculi - closes eyelids
    • Orbicularis oris - closes mouth
    • Zygomaticus major - elevates labial commissure
    • Buccinator - compresses cheek
    • Platysma - depresses mandible against resistance, tenses fascia of neck
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5
Q

Muscles of the face

  • Muscles of facial expression are responsible for closing the eye and mouth and for conveying mood
  • Key muscles:
    • Occipitofrontalis - … eyebrows
    • Orbicularis oculi - … eyelids
    • Orbicularis oris - … mouth
    • Zygomaticus major - … labial commissure
    • Buccinator - … cheek
    • Platysma - depresses mandible against …, tenses fascia of neck
A
  • Muscles of facial expression are responsible for closing the eye and mouth and for conveying mood
  • Key muscles:
    • Occipitofrontalis - elevates eyebrows
    • Orbicularis oculi - closes eyelids
    • Orbicularis oris - closes mouth
    • Zygomaticus major - elevates labial commissure
    • Buccinator - compresses cheek
    • Platysma - depresses mandible against resistance, tenses fascia of neck
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6
Q

Innervation - Face

  • … innervation by the Trigeminal Nerve (CN5)
  • All … of facial … supplied by the Facial nerve (CN7)
A
  • Cutaneous innervation by the Trigeminal Nerve (CN5)
  • All muscles of facial expression supplied by the Facial nerve (CN7)
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7
Q

Innervation - Face

  • Cutaneous innervation by the … nerve
  • All muscles of facial expression supplied by the .. nerve
A
  • Cutaneous innervation by the Trigeminal Nerve (CN5)
  • All muscles of facial expression supplied by the Facial nerve (CN7)
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8
Q

Cranial Nerve 7

  • Type: Sensory, Taste, General motor and visceral motor
  • Exit: Internal acoustic meatus, facial canal, stylomastoid foramen
  • Branches:
    • Motor - Posterior …, temporal, …, buccal, marginal …, … (Two Zebras Bit My Coccyx / To zanzibar by motor car)
    • Parasympathetic - branches: to .. ganglion
    • Taste - via chorda … via lingual nerve from anterior two thirds of tongue
    • General sensory: skin over external … meatus
A
  • Type: Sensory, Taste, General motor and visceral motor
  • Exit: Internal acoustic meatus, facial canal, stylomastoid foramen
  • Branches:
    • Motor - Posterior auricular, temporal, xygomatic, buccal, marginal mandibular, cervical (Two Zebras Bit My Coccyx / To zanzibar by motor car)
    • Parasympathetic - branches: to pterygopalatine ganglion
    • Taste - via chorda tympani via lingual nerve from anterior two thirds of tongue
    • General sensory: skin over external auditory meatus
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9
Q

Cranial Nerve 7

  • Type: Sensory, Taste, General motor and visceral motor
  • Exit: Internal acoustic meatus, facial canal, stylomastoid foramen
  • Branches:
    • Motor - Posterior auricular, …, …, …, … …, cervical (Two Zebras Bit My Coccyx / To zanzibar by motor car)
    • Parasympathetic - branches: to pterygopalatine ganglion
    • Taste - via chorda tympani via lingual nerve from … two … of tongue
    • General sensory: skin over … auditory meatus
A
  • Type: Sensory, Taste, General motor and visceral motor
  • Exit: Internal acoustic meatus, facial canal, stylomastoid foramen
  • Branches:
    • Motor - Posterior auricular, temporal, xygomatic, buccal, marginal mandibular, cervical (Two Zebras Bit My Coccyx / To zanzibar by motor car)
    • Parasympathetic - branches: to pterygopalatine ganglion
    • Taste - via chorda tympani via lingual nerve from anterior two thirds of tongue
    • General sensory: skin over external auditory meatus
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10
Q

Parotid gland

  • The … of three salivary glands in the head (parotid, submandibular, sublingual) that aid digestion
  • The parotid gland is … to muscles
  • Parotid duct leaves gland at anterior edge and passes through the corner of the mouth but turns deep through …
  • The parotid duct opens into oral cavity at upper … molar tooth
  • The … vein and external … artery run through it
  • … nerve passes through the parotid gland
A
  • The largest of three salivary glands in the head (parotid, submandibular, sublingual) that aid digestion
  • The parotid gland is superficial to muscles
  • Parotid duct leaves gland at anterior edge and passes through the corner of the mouth but turns deep through buccinator
  • The parotid duct opens into oral cavity at upper second molar tooth
  • The retromandibular vein and external carotid artery run through it
  • Facial nerve passes through the parotid gland
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11
Q

Parotid gland

  • The largest of three salivary glands in the head (parotid, submandibular, sublingual) that aid …
  • The parotid gland is superficial to …
  • Parotid duct leaves gland at … edge and passes through the corner of the mouth but turns deep through buccinator
  • The parotid duct opens into oral cavity at … … molar tooth
  • The retromandibular vein and external carotid artery run through it
  • … nerve passes through the parotid gland
A
  • The largest of three salivary glands in the head (parotid, submandibular, sublingual) that aid digestion
  • The parotid gland is superficial to muscles
  • Parotid duct leaves gland at anterior edge and passes through the corner of the mouth but turns deep through buccinator
  • The parotid duct opens into oral cavity at upper second molar tooth
  • The retromandibular vein and external carotid artery run through it
  • Facial nerve passes through the parotid gland
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12
Q

Muscles of mastication

  • Responsible for mastication - …
    • Temporalis - elevation, retraction
    • Masseter - elevation
    • Medial … - protusion and depression
    • Lateral … - protusion and depression
  • Supplied by motor branch of … (mandibular nerve)
A
  • Responsible for mastication - chewing
    • Temporalis - elevation, retraction
    • Masseter - elevation
    • Medial pterygoid - protusion and depression
    • Lateral pterygoid - protusion and depression
  • Supplied by motor branch of V3 (mandibular nerve)
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13
Q

Muscles of mastication

  • Responsible for mastication - chewing
    • … - elevation, retraction
    • … - elevation
    • Medial pterygoid - … and depression
    • Lateral pterygoid - … and depression
  • Supplied by motor branch of V3 (… nerve)
A
  • Responsible for mastication - chewing
    • Temporalis - elevation, retraction
    • Masseter - elevation
    • Medial pterygoid - protusion and depression
    • Lateral pterygoid - protusion and depression
  • Supplied by motor branch of V3 (mandibular nerve)
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14
Q
  • Temporalis - … the mandible, … the mouth. Also … the mandible
  • Innervation: … nerve (V3).
A
  • Temporalis - Elevates the mandible, closing the mouth. Also retracts the mandible, pulling the jaw posteriorly.
  • Innervation: Mandibular nerve (V3).
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15
Q
  • Masseter - … the mandible, … the mouth.
  • Innervation: … nerve (V3).
A
  • Masseter - Elevates the mandible, closing the mouth.
  • Innervation: Mandibular nerve (V3).
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16
Q
  • Medial pterygoid - Elevates the mandible - … to …
  • Innervation: … nerve (V3).
A
  • Medial pterygoid - Elevates the mandible - side to side
  • Innervation: Mandibular nerve (V3).
17
Q
  • Lateral Pterygoid - … and … of the mandible
  • Innervation: … nerve (V3).
A
  • Lateral Pterygoid - protusion and depression of the mandible
  • Innervation: Mandibular nerve (V3).
18
Q

Cranial Nerve 5 Trigeminal

  • Type: … (general sensory) and … … to derivatives of 1st … arch
  • Three divisions: ophthalmic, maxillary, mandibular (V1, V2, V3)
  • Exit: Superior … fissure V1, … Rotundum V2, … Ovale V3
A
  • Type: Somatic (general sensory) and somatic motor to derivatives of 1st pharyngeal arch
  • Three divisions: ophthalmic, maxillary, mandibular (V1, V2, V3)
  • Exit: Superior orbital fissure V1, Foramen Rotundum V2, Foramen Ovale V3
19
Q

Cranial Nerve 5 Trigeminal

  • Type: Somatic (general sensory) and somatic motor to derivatives of … pharyngeal arch
  • Three divisions: …, …, … (V1, V2, V3)
  • Exit: … orbital fissure V1, Foramen … V2, Foramen … V3
A
  • Type: Somatic (general sensory) and somatic motor to derivatives of 1st pharyngeal arch
  • Three divisions: ophthalmic, maxillary, mandibular (V1, V2, V3)
  • Exit: Superior orbital fissure V1, Foramen Rotundum V2, Foramen Ovale V3
20
Q

Match the colour to the division of the trigeminal nerve

A
21
Q

V1 Ophthalmic

  • Type: … fibres to skin, mucous membranes, conjunctiva, front of head and nose
  • Path: Branches into: l…, n.., frontal
  • Exit: … … Fissure
A
  • Type: Sensory fibres to skin, mucous membranes, conjunctiva, front of head and nose
  • Path: Branches into: lacrimal, nasocillary, frontal
  • Exit: Superior Orbital Fissure
22
Q

V1 Ophthalmic

  • Type: Sensory fibres to …, mucous membranes, c…, front of head and nose
  • Path: Branches into: lacrimal, n…, f…
  • Exit: Superior Orbital Fissure
A
  • Type: Sensory fibres to skin, mucous membranes, conjunctiva, front of head and nose
  • Path: Branches into: lacrimal, nasocillary, frontal
  • Exit: Superior Orbital Fissure
23
Q

V2 Maxillary

  • Type: sensory fibres …, nasal, … …, lip, …
  • Path: Enters … fossa, gives off branches to … ganglion, through inferior orbital fissure
  • Exit: Foramen …
  • Branches: Infraorbital, z…, superior alveolar
A
  • Type: sensory fibres dura, nasal, upper cheek, lip, teeth
  • Path: Enters pterygopalatine fossa, gives off branches to pterygopalatine ganglion, through inferior orbital fissure
  • Exit: Foramen rotundum
  • Branches: Infraorbital, zygomatic, superior alveolar
24
Q

V2 Maxillary

  • Type: sensory fibres dura, nasal, upper cheek, lip, teeth
  • Path: Enters pterygopalatine fossa, gives off branches to pterygopalatine ganglion, through inferior … fissure
  • Exit: Foramen rotundum
  • Branches: I.., zygomatic, superior A…
A
  • Type: sensory fibres dura, nasal, upper cheek, lip, teeth
  • Path: Enters pterygopalatine fossa, gives off branches to pterygopalatine ganglion, through inferior orbital fissure
  • Exit: Foramen rotundum
  • Branches: Infraorbital, zygomatic, superior alveolar
25
Q

V3 Mandibular

  • Type: …, sensory, lower face, lip, teeth. Motor to muscles of mastication.
  • Exit: Foramen …
  • Branches:
    • Sensory - …, buccal, L…, inferior …, mental
    • Motor- temporalis, masseter, medial and lateral pterygoids, nerve to mylohyoid
    • Parasympathetic (hitch-hiking) to … glands
A
  • Type: Mixed, sensory, lower face, lip, teeth. Motor to muscles of mastication.
  • Exit: Foramen Ovale
  • Branches:
    • Sensory - auriculotempora, buccal, lingual, inferior alveolar, mental
    • Motor- temporalis, masseter, medial and lateral pterygoids, nerve to mylohyoid
    • Parasympathetic (hitch-hiking) to salivary glands
26
Q

V3 Mandibular

  • Type: Mixed, sensory, lower face, lip, teeth. Motor to muscles of mastication.
  • Exit: Foramen …
  • Branches:
    • Sensory - auriculotempora, b…, lingual, inferior alveolar, m…
    • Motor- T.., M…, medial and lateral …, nerve to …
    • … (hitch-hiking) to salivary glands
A
  • Type: Mixed, sensory, lower face, lip, teeth. Motor to muscles of mastication.
  • Exit: Foramen Ovale
  • Branches:
    • Sensory - auriculotempora, buccal, lingual, inferior alveolar, mental
    • Motor- temporalis, masseter, medial and lateral pterygoids, nerve to mylohyoid
    • Parasympathetic (hitch-hiking) to salivary glands
27
Q

Temporal and Infratemporal Fossa

  • The temporal fossa is a … shaped space that is located on the … surface of the skull
  • The temporal fossa contains: temporalis muscle, branches of …
  • The infratemporal fossa is … to the temporal fossa
  • The infratemporal fossa contains: medial and lateral …, … artery, N3, branches of … nerve, glossopharyngeal nerve and … plexus of veins.
A
  • The temporal fossa is a fan shaped space that is located on the lateral surface of the skull
  • The temporal fossa contains: temporalis muscle, branches of V2
  • The infratemporal fossa is inferior to the temporal fossa
  • The infratemporal fossa contains: medial and lateral pterygoids, maxillary artery, N3, branches of facial nerve, glossopharyngeal nerve and pterygoid plexus of veins.
28
Q

Temporal and Infratemporal Fossa

  • The temporal fossa is a fan shaped space that is located on the lateral surface of the skull
  • The temporal fossa contains: … muscle, branches of V2
  • The infratemporal fossa is inferior to the temporal fossa
  • The infratemporal fossa contains: … and … pterygoids, maxillary artery, N3, branches of facial nerve, … nerve and pterygoid plexus of veins.
A
  • The temporal fossa is a fan shaped space that is located on the lateral surface of the skull
  • The temporal fossa contains: temporalis muscle, branches of V2
  • The infratemporal fossa is inferior to the temporal fossa
  • The infratemporal fossa contains: medial and lateral pterygoids, maxillary artery, N3, branches of facial nerve, glossopharyngeal nerve and pterygoid plexus of veins.
29
Q

Arterial supply to the face

  • Arterial supply is provided from the external … artery
  • Key branches:
    • L..
    • Facial
    • M…
    • S… temporal
A
  • Arterial supply is provided from the external carotid artery
  • Key branches:
    • Lingual
    • Facial
    • Maxillary
    • Superficial temporal
30
Q

Arterial supply to the face

  • Arterial supply is provided from the … carotid artery
  • Key branches:
    • Lingual
    • F…
    • M..
    • Superficial T..
A
  • Arterial supply is provided from the external carotid artery
  • Key branches:
    • Lingual
    • Facial
    • Maxillary
    • Superficial temporal
31
Q

Venous drainage of the face

  • The facial vein drains the majority of the face, starting near the …
  • The facial vein passes inferiorly and drains into the … jugular vein
  • The superficial temporal vein drains into the … jugular vein
A
  • The facial vein drains the majority of the face, starting near the eye.
  • The facial vein passes inferiorly and drains into the internal jugular vein
  • The superficial temporal vein drains into the external jugular vein
32
Q

Venous drainage of the face

  • The facial vein drains the majority of the face, starting near the eye.
  • The facial vein passes … and drains into the internal … vein
  • The … temporal vein drains into the external … vein
A
  • The facial vein drains the majority of the face, starting near the eye.
  • The facial vein passes inferiorly and drains into the internal jugular vein
  • The superficial temporal vein drains into the external jugular vein
33
Q

Medial pterygoid is responsible for what action?

A
  • Elevation of mandible
  • (Lateral responsible for depression)

Year 2 Medicine (162 decks)

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