1, supine is 180 degrees, which means lying flat completely.

2, supine position does not require 180 degrees, as long as the body is supine. People are sitting on a fitness chair, and their upper body is lying on the back of the chair at a certain angle, not lying flat.

3. All similar supine positions can be called supine positions as long as the whole body is not flat at 180 degrees. As for whether you still need to bend your knees, it depends on the action requirements.

Second, the action difference

1, supine position refers to a state in which the longitudinal axis of the human body is as parallel as possible to the ground.

2. supine position refers to a state in which the human body is in supine position, chest, abdomen and face up.

Extended data

Matters needing attention

(1) The lying position should be comfortable and stable, the weight should be evenly distributed, the normal physiological curvature should be maintained, and all joints should be in functional positions.

(2) properly cover the patient, pay attention to keep warm, and safeguard the dignity of the patient.

(3) Change the lying position regularly, at least once every 2 hours, to prevent bedsores and massage the skin of the pressed part.

(4) According to the patient's condition, assist the patient in active or passive activities every day.