Speech Difficulties in Down Syndrome. Down syndrome (DS) is an incurable genetic disorder that has a profound impact upon a personâs physical, mental, and social development. Children with DS have anatomical and physiological differences in the mouth and throat region that affect feeding, swallowing, and oral motor skills.
1 A gross refers to a group of 144 items (a dozen dozen or a square dozen).  A great gross refers to a group of 1728 items (a dozen gross or a cubic dozen).
+1 vote! A gross is composed of twelve dozen of any particular item. There are twelve items in a dozen. Therefore, there are exactly twelve times twelve (12x12) or one hundred forty-four (144) items in a gross. add a comment.