Pterygopalatine And IT Fossa-lecture
- 1.Which of the following is not considered one of the contents of the PT Fossa?
- A.
Pterygopalatine Ganglion
- B.
Maxillary Artery
- C.
V-2
- D.
Otic Ganglion
- 2.A patient comes to your ER with a deep laceration on the side of his face. You notice that it is in the area of the IT Fossa, which one of the following structures would not be affected?
- A.
Sphenomandibular Ligament
- B.
Branches of CN V, VII & IX
- C.
Otic Ganglion
- D.
Pterygoid Venous Plexus
- E.
Ciliary Ganglion
- F.
Inferior Portion of Temporalis, Medial and Lateral Pterygoids
- 3.The Maxillary Artery enters the PT Fossa from the IT Fossa from which of the following?
- A.
Pterygopalatine Fissure
- B.
Foramen Ovale
- C.
Sphenopalatine Foramen
- D.
Inferior Orbital Fissure
- 4.The Ophthalmic Vein drains into the Pterygoid Venous Plexus through which of the following?
- A.
Pterygopalatine Fissure
- B.
Foramen Ovale
- C.
Sphenopalatine Foramen
- D.
Inferior Orbital Fissure
- 5.The Inferior Alveolar Nerve enters the Oral Cavity from the IT Fossa through which of the following?
- A.
Mandibular Foramen
- B.
Mental Foramen
- C.
Sphenopalatine Foramen
- D.
Pterygopalatine Fissure
- 6.Which of the following are not considered one of the muslces of mastication?
- A.
Temporalis
- B.
Masseter
- C.
Buccinator
- D.
Medial Pterygoid
- E.
Lateral Pterygoid
- 7.A patient comes into your office complaining of loss of motor function during mastication. You believe the loss of motor function is because of a nerve block. Which nerve would most likely be affected?
- A.
V-1
- B.
V-2
- C.
V-3
- D.
VII
- 8.The preganglionic and postgoanglionic parasympathetic fibers innvervating the Parotid Gland are respectively the:
- A.
Lesser Petrosal N. and Greater Temporal N.
- B.
Greater Petrosal N. and Auriculotemporal N.
- C.
Lesser Petrosal N. and Auriculotemporal N.
- D.
Greater Petrosal N. and Greater Temporal N.
- 9.In the temporomandibular joint, the upper joint cavity is involved in which of the followin?
- A.
Retraction Only
- B.
Protrusion and Elevation
- C.
Elevation and Retraction
- D.
Protrusion and Retraction
- 10.The temporomandibular joint has a unique feature for being a synovial joint. Which of the following is the unique feature?
- A.
Bony articular surfaces covered by fibrocartilage
- B.
Bony articular surfaces covered by elastic cartilage
- C.
Bony articular surfaces covered by hyaline cartilage
- D.
Bony articular surfaces covered by intervertebral discs
- 11.Which of the following nerves is not a branchiomotor nerve branch of the Mandibular Nerve CN V-3?
- A.
Nerve to Medial Pterygoid
- B.
Nerve to Lateral Pterygoid
- C.
Buccal Nerve
- D.
Deep Temporal Nerve
- E.
Masseteric Nerve
- 12.Which correctly shows the parasympathetic nerve path to the Lacrimal Gland?
- A.
CN V > Tigeminal Ganglia > V-2 (Zygomatic Branch) > Lacrimal Nerve (V-1) > Lacrimal Gland
- B.
CN V > V-2 > Pterygopalatine Ganglia > Lacrimal Nerve (V-1) > Lacrimal Gland
- C.
CN VII > Greater Petrosal Nerve > Trigeminal Ganglia > V-2 (Zygomatic Branch)> Lacrimal Nerve (V-1) > Lacrimal Gland
- D.
CN VII > Greater Petrosal Nerve > Pterygopalatine Ganglia > V-2 (Zygomatic Branch) > Lacrimal Nerve (V-1) > Lacrimal Gland
- 13.A patient presents to you with a lesion in the Greater Petrosal Nerves. Which of the following would you expect to be functioning even with the lesion?
- A.
Submandibular Mucous Gland
- B.
Lacrimal Gland
- C.
Mucous Glands in Nasal Cavity
- D.
Mucous and Salivary Glands in hard and soft palate
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