Face, Parotid & Infratemporal Fossa

Question 1

What muscle creates blowing?

Answer 1

Buccinator

Question 2

What muscle creates a frown?

Answer 2

Depressor Anguli Oris

Question 3

What muscles create sad faces?

Answer 3

Depressor Anguli Oris
Depressor Labii Inferioris
Lavator Labii Superioris

Question 4

What muscle creates pouting?

Answer 4

Depressor Labii Inferioris

Question 5

What muscle creates surprise/curiosity?

Answer 5

Frontalis

Question 6

What muscle creates flaring of nostrils?

Answer 6

Nasalis

Question 7

What muscle creates closed eye or winking?

Answer 7

Orbicularis Oculi

Question 8

What muscle creates closed mouth/kissing?

Answer 8

Orbicularis Oris

Question 9

What muscle creates tension or stress?

Answer 9

Platysma

Question 10

What muscle creates smile/happy?

Answer 10

Zygomatic Major

Question 11

Where is the frontal sinus located?

Answer 11

Brow Bone / Superior Medial Eye Socket

Question 12

Where is the Ethmoidal sinus located?

Answer 12

Bridge of Nose

Question 13

Where is the sphenoidal sinus located?

Answer 13

Posterior to Ethmoidal

Question 14

Where is the Maxillary sinus located?

Answer 14

Cheekbone

Question 15

What bones comprise the roof of the orbital socket?

Answer 15

Frontal Bone (Top)
Lesser Wing of Sphenoid (Bottom/Back Wall)

Question 16

What bones comprise the medial wall of the orbital socket?

Answer 16

Ethmoid (Posterior)
Lacrimal (Anterior)

Question 17

What bones comprise the floor of the orbital socket?

Answer 17

Maxilla (Medial)
Zygomatic (Lateral)

Question 18

What bones comprise the lateral wall of the orbital socket?

Answer 18

Zygomatic (Bottom)
Greater Wing of Sphenoid (Top)

Question 19

Branches off the External Carotid Artery:

Answer 19

Ascending Pharyngeal
Superior Thyroid
Lingual
Facial
Occipital
Posterior Auricular
Superficial Temporal
Maxillary

Question 20

Arterial Supply to Brain from Proximal to Distal?

Answer 20

-Post. Inf. Cerebellar Artery (PICA)
-Ant. Inf. Cerebellar Artery (AICA)
-Pontines
-Sup. Cerebellar Artery (SCA)
-Post. Cerebral Artery (PCA)
-Posterior Communicating
-Middle Cerebral Artery (MCA) // Internal Carotid Artery
-Anterial Cerebral Artery (ACA)
-Anterior Communicating

Question 21

What arteries are part of the cerebral arterial circle?

Answer 21

Posterior Cerebral Artery
Posterior Communicating
Internal Carotid Artery // Middle Cerebral Artery
Anterior Cerebral Artery
Anterior Communicating

Question 22

Venus Dural Sinus Layers (Proximal to Deep)

Answer 22

Periostial Dura
Sup. / Inf. Sagittal Sinus
Meningeal Dura // Falx Cerebri
Arachnoid Matter
Pia Matter

Question 23

Lymph Draining to Superior Deep Cervical

Answer 23

Submental
Submandibular
Facial
Parotid
Mastoid
Occipital
Retropharyngeal

Question 24

Lymph Draining to Inferior Deep Cervical

Answer 24

Superior Deep Cervical

Lateral Cervical
Submental
Anterior Cervical
Infrahyoid
Prelaryngeal
Pretracheal
Paratracheal

Question 25

Where does lymph go from inferior deep cervical?

Answer 25

Left: L jugular trunk to thoracic duct, L Venus angle Right: R jugular trunk meets w/ R subclavian and R Bronchiomediastinal to make thoracic duct, to R Venus Angle

Question 26

Infratemporal Fossa Boundary: Laterally

Answer 26

Ramus of Mandible

Question 27

Infratemporal Fossa Boundary: Medially

Answer 27

Lateral Pterygoid Plate

Question 28

Infratemporal Fossa Boundary: Anteriorly

Answer 28

Posterior Maxilla

Question 29

Infratemporal Fossa Boundary: Posteriorly

Answer 29

Mastoid Styloid Process

Question 30

Infratemporal Fossa Boundary: Superiorly

Answer 30

Greater Wing of Sphenoid

Question 31

Infratemporal Fossa Boundary: Inferioris

Answer 31

Mandibular Attachment of Medial Pterygoid

Question 32

Branches off the Maxillary Artery

Answer 32

Inferior Alveolar (A. To Mylohyoid, Mental A.) Deep Temporal x2 Middle Meningeal Masseteric Pterygoid Buccal Post. Superior Alveolar Infraorbital Sphenopalatine Greater Palatine Lesser Palatine

Question 33

Nerves in Infratemporal Fossa

Answer 33

CN-V3 Mandibular Branch: -Auriculotemporal -Inferior Alveolar -Lingual -Otic Ganglion CN-VII Facial: -Chorda Tympani

Question 34

Components of Temporomandibular Joint (TMJ)?

Answer 34

-Mandibular Fossa -Articular Tubercle (Anterior prominence of Mandibular Fossa) -Articular Disk -Head of Mandible

Question 35

Ligaments Around TMJ?

Answer 35

Joint Capsule Lateral Ligament Stylomandibular Ligament Sphenomandibular Ligament

Question 36

Innervation of TMJ?

Answer 36

CN-V3 (Mandibular): -Auriculotemporal -Deep Temporal -Masseteric

Question 37

Muscles that elevate TMJ?

Answer 37

Temporalis Masseter Medial Pterygoid

Question 38

Muscles that Depress TMJ?

Answer 38

Lateral Pterygoid Suprahyoid Infrahyoid *Mainly Gravity

Question 39

Muscles that Protrude TMJ?

Answer 39

Lateral Pterygoid Masseter Medial Pterygoid

Question 40

Muscles of Retrusion of TMJ?

Answer 40

Temporalis Masseter

Question 41

Muscles that create lateral movements of TMJ?

Answer 41

Temporalis of same side Pterygoids & Masseter of opposite side