Gross Motor Development

The ability to weight shift within a posture while still maintaining the overall posture is called ____________.

From the quadruped position, if you shift your weight posteriorly, just behind your knees, what happens to the point of stability (POS)?

From the quadruped position, if you shift your weight posteriorly, just behind your knees, what happens to the Base of support (BOS)?

Of the following reaction types, which develop first?

The ATNR position typically first appears around _____.

When does the cervical lordosis begin to appear?

From supine, lateral vision becomes dominant and results in lots of uncontrolled swiping at toys along the babies side at which age?

The combination of scapular adduction and shoulder abduction and external rotation will increase extension in the thoracic region. This position, which begins at 2-months of age, is called _______.

The Prone on Elbows (POE) position begins around age ______.

Symmetrical Frog-Leg position begins in which month?

The Prone-on-Hands (POH) position develops at what month?

Children begin sucking on their toes at what age?

Volitional rolling from supine into side lying begins at what age?

Head Lag during Pull-to-Sit disappears at which age?

Prop-Sitting is common at which age?

The ability to independently lift the head off the supporting surface from the supine position occurs at which age?

Volitional rolling from supine to prone occurs at which age?

Crawling begins at which age?

Supine equilibrium reactions are possible at what age?

Independent Pull-to-Sit is possible beginning at what age?

Bear-Stance begins in which month?

If you observe a baby sitting with one leg in long-sitting and the other in ring-sitting, you can be relatively certain they are at least what age?

As you sit in your chairs adjust your posture so that you are sitting up tall with your weight equally distributed on your ischial tuberosities. Now, shift your weight to your right so that more weight is on your right ischial tuberosity. With this weight shift you should note that the right side of your trunk is elongated and the left side is shortened.

What sort of weight-shift is this?

As you are sitting in your chair with your trunk upright and your weight equally distributed between your two ischial tuberosities, you realize that you have dropped something on the floor just to the right of your right foot. As you reach down with your right hand to pick up this item you will be shifting your weight to your right but the right side of your trunk will be shortening instead of elongating.

Which sort of weight-shift is this?

Tailor-sitting begins in which month?

For how many months does astasia-abasia typically last?

***Motor development in Prone:  Which list of milestones correctly represents the age and the order the milestone is typically achieved?***

***Think about the development of postural control from sit to cruising.  Of the following milestones, which set best describes a typical sequence?***