ATI TEAS Study Manual: Anatomy & Physiology of the Endocrine System ...

A close-up photograph of a person's hand holding a small, intricate model of the endocrine gland. The model is made of clear plastic, allowing a detailed view of its internal structure. The hand is in a thoughtful pose, with fingers gently touching the model. This image conveys a sense of curiosity and exploration, perfect for scientific articles or medical research presentations.