Oral Cavity & TMJ

Question 1

What are the accessory organs of the GI ttact?

Answer 1

Liver
Gall bladder
Pancreas
Spleen

Question 2

What structure of the pharynx lies posterior to the larynx?

Answer 2

Laryngopharynx

Question 3

The pharynx is continuous with which strcutyre?

Answer 3

Oesophagus

Question 4

Stages of deglutition

Answer 4

Oral phase
Pharygeal phase
Oesophageal phase

Question 5

Oesoohagus can be divided in how many parts?

Answer 5

Cervical
Thoracic
Abdominal

Question 6

How many sohincters does the oesaphagus have?

Answer 6

2

Upper and lower oesophageal sphincter

Question 7

How many are the muscle kayers of the stomach ?

Answer 7

3

Question 8

How many and what are the sphincter of the stomach ?

Answer 8

3
Gastro sphincter
Oesophageal sphincter
Pyloric sphincter

Question 9

What are the 4 parts of the duodenum?

Answer 9

Superior
Descending
Horizontal
Ascending

Question 10

Function of major and minor papilla in duodenum

Answer 10

Where biliary tree ebters the duodenum

Question 11

Which bones make the hard palate?

Answer 11

Maxilla

Palatine

Question 12

What is found at the end of the soft palate?

Answer 12

Uvula

Question 13

What is the main muscle of the tongue ?

Answer 13

Genoglosuss muscle

Question 14

What is the name of the space between lip and teeth ?

Answer 14

Vestibule

Question 15

The toungue can be divided into ?

Answer 15

Oral part (anterior 2/3)
Pharyngeal oart (posterior 1/3)

Question 16

Where are taste buds found?

Answer 16

In the papillae

Question 17

Types of papillae

Answer 17

Fungiform
Foliate
Circumvallate
Filiform

Question 18

Do all papillae contain taste buds?

Answer 18

No, 3 have taste buds and 1 does not

Question 19

Which papillae in the tongue have the function of grip /abrasion?

Answer 19

Filiform

Question 20

Which tongue papillae has no taste buds?

Answer 20

Filiform

Question 21

What is the TMJ?

Answer 21

Synovial joint

Head of mandible articulates with mandibular fossa and articular tubercle

• Fibrocartilage at articular surface

Question 22

What are the parts of the tongue?

Answer 22

Tip or apex

Root

Body - dorsal and ventral surface

Question 23

What structure separates the tongue in oral part (anterior 2/3) and pharyngeal part (posterior 1/3)?

Answer 23

Sulcus terminalis

Question 24

The TMJ is divided into upper and lower parts

by ?

Answer 24

Articular disc
• Lower part- hinge like (depression and elevation)
• Upper part- translocation (protraction and retraction)

Question 25

Which muscle of mastication elevates the mandible?

Answer 25

Masseter m.

Question 26

Which muscle of mastication elevates and retracts?

Answer 26

Temporalis m,

Question 27

Which muscle of mastication elevates and lateral deviates the mandible?

Answer 27

Medial pterygoid m.

Question 28

Which muscle of mastication protudes, lateral deviates and depresses the mandible?

Answer 28

Lateral pterygoid m.

Question 29

Origin of temporalis m.

Answer 29

Temporl fossa and fascia

Question 30

Insertion of temporalis m.

Answer 30

Coronoid process annd ant. Margin or ramus

Question 31

Function of temporalis m.

Answer 31

Elevates and retracts mandible

Question 32

Innervation if temporalis m.

Answer 32

Mandibular (V3) - deep temporal n.

Question 33

Function of Masseter m.

Answer 33

Elevates mandible

Question 34

Function of medial pterygoid m.

Answer 34

Elevates & latera deviation of mandible

Question 35

Function of lateral pterygoid m.

Answer 35

Protude, opens & lateral deviation of mandible

Question 36

Right pterygoids muscles, upon contraction, will push the mandible to what side?

Answer 36

Left

Question 37

Left pterygoids muscles, upon contraction, will push the mandible to what side?

Answer 37

Right