Lecture 10: Motor Development Month 7-9

Question 1

When do babies start dropping their toys then looking at you

Answer 1

month 7

they have cause and affect at this point

Question 2

NOTE: Big variety of what babies can you do at 7 months
* Some can walk at this point and others cant even sit

Question 3

Is supine the babies perfurred positino at 7 months?

Answer 3

No

they want to roll out of this position and play at this point
* most want to be prone on elbows to play at this point

Question 4

when do babies have the ability to be prone on elbows w/ full hd control?

Answer 4

4 months

Question 5

when do babies get prone on extended arms?

Answer 5

5 months

Question 6

At what month can baby be in prone and able to play with toy in one hand while weight bearing on other?

Answer 6

Month 7

Question 7

At what month can the baby sit indepdently and use hands to manipulate toys?

Answer 7

Month 7

Makes sense, can sit at month 6, and they lose that palmar grasp reflex by month 7, so can manipuate external objects.

Question 8

When does the beginning of lumbar lordosis start>

Answer 8

at month 7 the baby has increasing spinal extension and beginning of lumbar lordosis

Question 9

Can baby pull to sit at 7 months?

Answer 9

Should be able to do this easily

Should have full control

Active head/neck flexion and contraction of abdominals

No head lag

(should’ve been able to do most of this at month 6)

Question 10

A baby can first get into qaudruped at what month?
* At what month should they be able to easily transition in/out of quadruped?

Answer 10

6 months is when they obtain it

7 months in when they are able to transition in and out
* Able to weight shift forward/baclwards

once they start rocking back and forth in quadruped you need to have baby proofed because they’re about to creep / crawl

Question 11

When does Bear Stand/Plantigrade

Answer 11

Month 7

Makes sense, they do quadruped at month 6 and can move in it at month 7
* So they essentially push from quadruped to plantigrade

Question 12

Moving forward or backwards in quadruped position using reciprocal UE’s and/or LE

Answer 12

Creeping

Question 13

Prone on stomach with stomach on floor

Answer 13

Crawling

think comado crawling
* to calrify for insurance document creeping in quadruped or crawling in prone

Question 14

What do babies start w/ first crawling or creeping?

Answer 14

Can do either or skip

Don’t really want to skip because it helps develop hand strength

Question 15

When does pull to stand

Answer 15

Month 7

typically in quadruped next to a support surface and extend their legs to stand up

normally cant get themselves back down to sitting

Question 16

When can a baby maintain standing with UE or trunk support
* meaning they’re using their upper extremities to hold themselves up or someone else is supporting them

Answer 16

month 7

Question 17

NOTE: at 7 months the pelvis remains posterior to shoulder in standing

Question 18

At 7 months the baby may attempt to walk with a steppage giat forward in supported standing

What is a steppage gait?

Answer 18

Shuffling steps

KNOW: At this time the baby may stand up in the middle of the nightm but they’re unable to lower to sit with control so they just stand there and scream

Question 19

What is cruising?
* when does it start

Answer 19

Side stepping holding onto furniture

KNOW: starts rigid
* Abductors and wobbles
* weight shift to left and abduct right
* not kicking leg up and stepping

Starts at 7 months

Question 20

KNOW: 8 month old hates supine
* once they can get in quadruped / standing sitting, anything that puts them upright

Question 21

KNOW: Whenever you’re learning a new skill you start w/ a wide BOS (more stable) then as you get more competent it gets narrower

Question 22

When does baby start to use long sitting-experimenting w/ LE positions?
* What is still the most stable sitting position?

Answer 22

Month 8 (but most of the sitting positions change later)

Ring sitting remains most stable

Begins to side sit through transitional movements

Question 23

At 8 months they show protective extension at what direction?

Answer 23

Forward/lateral

extension comes at 10

Question 24

KNOW: at month 8 pull to stand with increasing use of LE’s however, mostly an UE task
* Symmetrical LE use to pull to stand
* Able to stand w/ single UE support

Question 25

KNOW: At 8 months
* Able to stand and walk holding onto someones fingers
* Steppage pattern (shuffle small)
* LE movements on sagittal and frontal plane (kind of go out lateral)

Question 26

At what month can babies change their sitting positions?

Answer 26

9 months

Ring sit, side sit, long sit, and W-sit

Question 27

When can they pull to stand but not sit down?

Answer 27

7 months

Question 28

At what month can babies
* Weight shift to climb stairs
* Climb onto funiture (but not climb down)

Answer 28

9 months

These babies get stuck places