Oral Motor Dev

Question 1

Phasic Bite Reflex

Answer 1

Stimulate gums, infant makes up/down movements with jaw

Question 2

Rooting Reflex

Answer 2

Stroke cheek, infant turns head toward stimulus

Question 3

Newborn OMD

Answer 3

Tongue fills oral cavity
Sucking Fat pads—stabilize cheeks
Suck-swallow reflex
Rooting reflex
Gag reflex-strong in first 3 months
Phasic bite reflex
Sucks and suckles when hand or object come into contact with mouth

Question 4

Suck-Swallow Reflex

Answer 4

Lips are touched and infant opens mouth an starts to suck

Question 5

1 Month OMD

Answer 5

Still has sucking, rooting and gag reflex
Tongue does not protrude beyond gums any more
Mouth and tongue function as one unit
Nose breather
Still using suck reflex with bottle.

Question 6

2 Month OMD

Answer 6

Suckling pattern emerges. Tongue moves in and out and the jaw moves up and down
Loss of fluid from corners of mouth and increased drool
Infant gaining visual control but not control over lower portion of face

Question 7

3 Month OMD

Answer 7

Rooting dropping out
Voluntarily open mouth for bottle upon visual sight
With increased controlled flexion and chin tuck you see suckling look better

Question 8

4 Month OMD

Answer 8

Decrease in gag reflex
Increase jaw stability so suckling returns to suck with only movement of tongue
Begins to coo
Hands to mouth also facilitate increased jaw stability

Question 9

Mouthing

Answer 9

Facilitates: lip, tongue, jaw and cheek control

Cognitively helps them learn about shape, textures, sizes, etc…

Question 10

5 Month OMD

Answer 10

With improved flexion and extension and head control see improved jaw stability
See true suck pattern
Spoon feeding starts and infant opens mouth for spoon
Uses suck pattern to clear spoon
Phasic bite gone
Loses liquid from corner of lips
Gag on new textures

Question 11

6 Month OMD

Answer 11

Increased oral play, tongue start to lateralize
Lips coming in for spoon and cup but then resorts to biting
Cheeks becoming more active drawing inward
Lots of teething
Increase drooling during babbling, reaching
Longer lip closure
Reflexes are gone
Decreased strength in gag reflex
Long sequence of suck-swallow-breathe with no liquid loss

Question 12

7-9 Month OMD

Answer 12

Tongue beginning to laterally shift
Jaw begin shift laterally
Start to see a diagonal jaw movement when eating
Upper lip clears the spoon
Begin munching
Just starting cup drinking but only one sip at a time and looses a lot from corners of mouth
Bites on fingers and objects to reduce teething discomfort
Holding bottle

Question 12

10-12 Month OMD

Answer 12

Licks food off lower lip
Rotary chewing moving the food from side to side in the mouth
Can take 4-5 sips from a cup and has better control
Needs assistance with spoon
Will often invert spoon before putting it in mouth
Transition from a bottle to a cup
See biting on the tip of the cup to stabilize jaw

Question 13

15-18 Month OMD

Answer 13

Now takes chopped foods
Well coordinated rotary chewing by 18 months
Can drink from a cup and set it down without spilling it

Question 15

Three Year OMD

Answer 15

Drinking through a straw and serving self
Hold cup in one hand
Scooping with a spoon and using a fork

Question 16

Two Year OMD

Answer 16

All adult eating patterns have been established
Cheeks assist with tongue in gathering food into a bolus and placing on molars to chew
See mature rotary chewing skills
Can eat any adult foods
Effective cup drinker