A disease caused by a deficiency of Vitamin D and calcium salts in the bone.

_________ is a movement that extends the foot at the ankle joint, pointing the toes like a ballerina.

A synovial joint is _________

Cramps in a muscle can be caused by _________.

The prominence of each cheek is formed by the _________

The _________are rather large, nonossified areas at junctions of an infant’s cranial bones.

The appendicular skeleton includes _________

A scale is objective if

The scale construction method that uses predefined groups to select items is called

Which of the following is a potential source of error in a measure?