Report Abuse. A lysosome is like the cleanup crew of the cell. One of its functions is the digestion of lipids, carbohydrates, and proteins into small molecules that can be used by the rest of the cell. Lysosomes are also involved in the breakdown of organellesthat have outlived their usefulness. Source(s): My biology book :).
What is spinal muscular atrophy (SMA)? SMA is a rare genetic neuromuscular disease that affects the part of the nervous system that controls voluntary muscle movement. In spinal muscular atrophy, there is a loss of important cells in the spinal cord called motor neurons, which are essential for muscle strength and movement.
Type 1. This is the most severe type of SMA. He may not be able to support his head or sit without help. He may have floppy arms and legs and problems swallowing. The biggest concern is weakness in the muscles that control breathing.Most children with type 1 SMA don't live past age 2 because of breathing problems.ype 1. This is the most severe type of SMA. He may not be able to support his head or sit without help. He may have floppy arms and legs and problems swallowing. The biggest concern is weakness in the muscles that control breathing.