M2-C2-L18 --> Temporal And Parietal Regions

Front 1

Boundaries of the Parotid region - posterior

Back 1

Mastoid process

Front 2

Boundaries of the Parotid region - anterior

Back 2

Ramus of mandible

Front 3

Boundaries of the Parotid region - superoposterior

Back 3

Floor of External Auditory Meatus

Front 4

Boundaries of the Parotid region - superior

Back 4

Zygomatic arch

Front 5

Boundaries of the Parotid region - medial

Back 5

Styloid process

Front 6

Boundaries of Temporal Fossa - floor

Back 6

Portions of:
- Frontal bone
- Sphenoid bone
- Temporal bone
- Parietal bone

Front 7

Boundaries of Temporal Fossa - Anterior

Back 7

Frontal process of Zygoma

Zygomatic process of Frontal

Front 8

Boundaries of Temporal Fossa - Superior

Back 8

Superior temporal line

Front 9

Boundaries of Temporal Fossa - Posterior

Back 9

Superior temporal line

Front 10

Boundaries of Temporal Fossa - Inferior

Back 10

Zygomatic arch

Front 11

Boundaries of Infratemporal fossa - Lateral Wall

Back 11

Ramus
and
Coronoid process
of
Mandible

Front 12

Boundaries of Infratemporal fossa - Medial

Back 12

Lateral pterygoid plate

Front 13

Boundaries of Infratemporal fossa - Roof

Back 13

Infratemporal surface
of
the
Greater Wing
of
Sphenoid

Front 14

Boundaries of Infratemporal fossa - Anterior

Back 14

Posterior portion of maxilla

Front 15

What are contained in the Ovale Foramina?

Back 15

1. Mandibular nerve (V3)
2. Lesser Petrosal nerve
3. Accessory meningeal artery

Front 16

What are contained in the Spinosum Foramina?

Back 16

1. Meningeal branch of Mandibular nerve

2. Middle Meningeal artery

Front 17

What are the two tributaries of the Retromandibular vein?

Back 17

1. Superficial Temporal Vein

2. Maxillary Vein

Front 18

What are the two branches of retromandibular vein?

Back 18

Anterior branch

Posterior branch

Front 19

What occurs with the anterior branch of the retromandibular vein?

Back 19

Joins the facial vein to form common facial vein.

Front 20

What occurs with the posterior branch of the retromandibular vein?

Back 20

Joins the posterior auricular vein to form external jugular vein.

Front 21

Where does the common facial vein drain into?

Back 21

Internal Jugular Vein

Front 22

Where does the External Jugular Vein drain into?

Back 22

Subclavian vein

Front 23

Facial veins connect with venous sinuses in cranial vault (via emissary veins) without valves. Why is this clinically important?

Back 23

If bacterial pus doesn't come out, it can end up in the cavernous sinus (via emissary veins).

This leads to meningitis

Front 24

Which muscles elevate (close) the jaw?

Back 24

1. Masseter
2. Temporalis
3. Medial Pterygoid

Front 25

Which muscles depress (open) the jaw?

Back 25

1. Geniohyoid
2. Mylohyoid
3. Infrahyoid
4. Lateral Pterygoid
5. Digastric

Front 26

What are the fibrous structures that attach mandible to skull?

Back 26

1. Capsule
2. Lateral Temporomandibular ligament
3. Stylomandibular ligament
4. Sphenomandibular ligament

Front 27

Which muscles retract the jaw?

Back 27

Temporalis

Masseter

Front 28

Which muscles protrude the jaw?

Back 28

Pterygoids (medial + lateral)

Masseter

Front 29

What happens with the head of mandible and the articular disc when opening jaw?

Back 29

Both move forward

until the mandibular head lies anterior to the articular tubercle

Front 30

What happens when the jaw is dislocated?

Back 30

The head of the mandible becomes lodged anterior to the articular tubercle.

Front 31

What does the maxillary artery come off of?

Back 31

Internal carotid

Front 32

What are the three parts of the maxillary artery?

Back 32

1. Mandibular
2. Pterygoid
3. Pterygopalatine

Front 33

List two arteries that branch off the mandible portion of the maxillary artery in order.

Back 33

1. Deep Auricular
2. Anterior Tympanic
3. Middle Meningeal
4. Inferior Alveolar
5. Accessory Meningeal

Front 34

The Inferior Alveolar artery gives rise to what two branches?

Back 34

1. Mylohyoid a.
2. Mental a.

Front 35

List the arteries that branch off the pterygoid portion of the maxillary artery in order.

Back 35

1. Masseter
2. Pterygoids
3. Deep Auricular
4. Buccal

Front 36

List the arteries that branch off the pterygopalatine portion of the maxillary artery in order.

Back 36

1. Sphenopalatine
2. Descending palatine
3. Infraorbital
4. Posterior Superior Alveolar
5. Middle Superior Alveolar
6. Pharyngeal
7. Anterior Superior Alveolar
8. Arteries to pterygoid canal

Front 37

What are the branches of he mandibular nerve (V3) and where do they go to?

Back 37

1. Buccal nerve (to cheek)
2. Auriculotemporal nerve (ear and temporal region)
3. Inferior Alveolar nerve (teeth and chin)
4. Lingual (anterior 2/3 tongue)

Front 38

Which motor muscles does the mandibular (V3) innervate?

Back 38

Temporalis
Masseter
Pterygoids (lateral + medial)

Mylohyoid
Anterior belly of digastric
Tensor Veli Palatini
Tensor Tympani

Front 39

Which is the only branch of the mandibular that does not have a cutaneous branch?

Back 39

Lingual