Term
| What are the 5 bones of the viserocranium? |
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Definition
1) Maxilla
2) Nasal
3) Palatine
4) Zygomatic
5) Mandile |
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Term
| Which viscerocranium bones are paired? |
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Definition
1) Maxilla
2) Nasal
3) Palainte
4) Zygomatic |
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Term
| Which viscerocranium bone is not paired? |
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Definition
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Term
What is the name of this viscerocranium bone?
[image] |
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Definition
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Term
Name the structures on the maxillae:
[image] |
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Definition
1) Alveolar processes (tooth sockets)
2) Infraorbital foramen |
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Term
| What bone forms most of the hard palate on the roof of the mouth? |
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Definition
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Term
| What bone forms the posterior potion of the hard palate? |
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Definition
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Term
What bone is this?
Identify the structures:
[image] |
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Definition
1) Zygomatic bone
2) Temporal process |
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Term
Name the structures of the mandible:
[image] |
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Definition
1) Mabdibular condyles
2) Coronoid process
3) Aveolar processes
4) Mental eminence
5) Body
6) Mental foramen
8) Angle
9) Ramus
10) Mandiular notch
11) Mandibular foramen |
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Term
| What does the coronoid process of the mandible attch to? |
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Definition
| Muscles of mastication/chewing |
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Term
| What does the mandibular condyles articulate with? |
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Definition
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Term
What 2 bones form the temporaomandibular joint?
How do they articulate?
What type of joint is it?
What type of capsule does it have? |
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Definition
- Tempoal bone
- Mandible
Mandibular fossa of the temporal bone articulates with the mandibular condyle
Hinge synovial
Loose joint capsule w articular disk that moves within the capsule |
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Term
What is the name of this joint?
[image] |
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Definition
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Term
What is the name of this structure?
[image] |
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Definition
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Term
What is the name of this muscle of the mouth?
What is ti's function?
[image] |
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Definition
Orbicularis oris
Acts as a sphincter |
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Term
What is the name of this muscle of the mouth?
What is its function?
[image] |
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Definition
Buccinator
Keeps food within the oral cavity during mastication/chewing |
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Term
| What are all muscles of the facial expression innrvated by? |
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Definition
| Motor division of the facial nerve (7) |
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Term
Name the 5 major branches that the facial nerve (7) divides into:
Where does CN 7 exit to branch?
[image] |
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Definition
1) Temporal
2) Zygomatic
3) Buccal
4) Mandibular
5) Cervical
(TO ZANZIBAR BY MOTOR CAR)
Stylomastoid foramen |
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Term
What is Bells Palsy?
What can it be cause by? 4
What are the signs/symptoms? 3 |
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Definition
Paralysis of facial muscles
- Virus
- Nerve trauma
- Forceps-assisted delivery
- idiopathic (unknown) cause
- Staggering lower lid (-> tearing & unable to close eye)
- Dropping angle of mouth (-> unable to keep bolus of food in mouth)
- Distortion of the face |
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Term
| What nerve provides the face with sensory innervation? |
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Definition
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Term
| What are the branches of the trigeminal nerve (5)? |
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Definition
1) V1: opthalmic division
2) V2: Maxillary division
3) V3: Mandibular division |
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Term
Name the branches of the trigeminal nerve that provide these areas with sensory innervation:
[image] |
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Definition
1) Opthalmic/V1
2) Maxillary/V2
3) Mandibular/V3 |
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Term
Where does V1 exit to provide sensory innervation?
Where does V2 exit to provide sensory innervation?
Where does V3 exit to provide sensory innervation? |
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Definition
Supraorbital foramen
Infraorbital foramen
Mental foramen
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Term
What provides blood supply to the face?
What supplies the brain? |
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Definition
Branches of external carotid artery
Branches of internal carotid artery |
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Term
Name the branches of the internal carotid artery:
[image] |
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Definition
1) Internal carotid a
2) External carotid a
3) Facial a
4) Maxillary a
5) Transverse a
6) Superficial temporal a |
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Term
| What facial artery supplies deeper structures? |
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Definition
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Term
What does is the function of parotid gland?
Why type of innervation does it recieve? |
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Definition
Produce saliva
PS innervation |
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Term
Name the structures associate with the parotid gland (salivary):
Where does saliva travel to?
What is the parotid gland covered in?
How is the facial nerve associated with the parotid gland?
What muscle does 3 go thru to reach the oral cavity?
[image]
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Definition
1) External acoustic meatus
2) Parotid gland
3) Parotid duct
4) Mastoid process
From parotid gland thru parotid duct -> oral cavity
Parotid sheath
Branches inside the parotid gland
Buccinator muscle |
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Term
How many muscle of mastication are there?
How many action do they produce?
What are the muscles?
What are the actions? |
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Definition
4
5
- Masseter
- Temporalis
- Medial pterygoid
- Lateral pterygoid
1) Elevation of mandible
2) Retrusion (pull mandible back in)
3) Protrusion (push mandible out)
4) Lateral excursion (side to side)
5) Depression of mandible |
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Term
What is the name of this muscle of mastication?
Origin?
Insertion?
Action?
[image] |
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Definition
Masseter
Zygomatic arch/bone
Mandibular angle & lateral surface of the ramus
Elevation |
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Term
What is the name of this muscle of mastication?
Origin?
Insertion?
Action? 2
[image] |
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Definition
Temporalis
Temporal fossa to temporal lines
Coronoid process (mandible)
Elevation and retrusion
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Term
What is the name of this muscle of mastication?
Origin?
Insertion?
Action? 3
[image] |
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Definition
Medial pterygoid
Sphenoid
Medial surface of mandibular angle
- Elevation
- Protrusion
- Lateral excursion |
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Term
What is the name of this muscle of mastication?
Origin?
Insertion?
Action?
[image] |
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Definition
Lateral pterygoid
Sphenoid (pterygoid process)
Mandibular condyle
- Depression
- Protrusopm
- Lateral excursion |
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Term
What provides motor innervation to the facial muscles?
What provides motor innervation to the muscles of mastication? |
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Definition
Facial nerve (7)
Trigeminal nerve (V3: mandibular nerve) |
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Term
| What muscles does V3 provide innervation to? |
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Definition
- Lateral pterygoid
- Temporalis
- Medial pterygoid
- Masseter |
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