The ability to lift the hands up against gravity is quite an achievement and is enjoyed by the person.
Roll over and hold still is connected to ACL 1.6; lift and hold still is connected to ACL 1.8.
While in bed, they can lift their buttocks for bridging. During a transfer, they can supply about 50% of the effort to sit up or lie down. While sitting, they can imitate range of motion exercises for their upper extremities.
The person is able to hold up a limb or part of their body against the force of gravity. They can lift a limb up to assist with dressing. They can lift their buttocks up to assist with personal hygiene tasks.
The person can roll from side to side on their own. This reduces their risk of developing pressure sores. Now is also the time when bed rails or a height adjustable floor lying bed required.