Swallow Structures and Spaces

Question 1

Salivary glands

Answer 1

• lubricate and protect soft and hard tissues
• maintain ph to prevent tooth decay
• aid in bolus breakdown and formation

Question 2

orbicularis oris

Answer 2

• open, close, protrude, invert, twist lips.
• maintains labial seal
• helps prevent pooling in cheeks

Question 3

buccinator

Answer 3

• flatten cheeks
• retract sides of lips
• helps prevent pooling and keeps food in contact with teeth

Question 4

palatoglossus

Answer 4

aids in preventing backwards spillage while bolus is being manipulated in oral phase

Question 5

temporalis

Answer 5

closes and retracts mandible

Question 6

masseter

Answer 6

closses mandible

Question 7

medial pterygoid

Answer 7

closes mandible

Question 8

lateral pterygoid

Answer 8

opens and protrudes mandible

lateral movement

Question 9

Intrinsic Muscles of tongue

Answer 9

aid in shaping of the tongue

Question 10

Extrinsic Muscles of the tongue

Answer 10

Aid in repositioning of the tongue