Rotator cuff
The rotator cuff is a group of muscles that perform a variety of tasks such as flexion, abduction, internal rotation and external rotation. The muscles in this group are essential to all movement of the shoulder, making them very essential for upper body mobility. Namely, the muscles of the rotator cuff are supraspinatus, infraspinatus, teres minor and subscapularis.
Your outer skin is your epidermis, so just look at your arm
Could cause loss of animal habitats or more animals can become extinct because the more we built the more we are pushing them from there homes.
