Keywords
anatomy, artwork, biology, biomedical illustrations, cardiovascular system, cartilage, close-up, color image, detail, digitally generated image, endocrine glands, endocrine system, endocrinology, gland, green background, healthcare, horizontal, hormone, human body parts, human organs, illustration, internal organs, medical, medicine, metabolism, no people, organ, parathyroid glands, pharyngeal, physiology, red, respiratory system, respiratory tract, science, superior, three dimensional, throat, thyroid gland, thyroxine, tracheal rings, triiodothyronine, windpipe, stock illustration, royalty free illustrations, stock clip art icon, stock clipart icons, logo, line art, EPS picture, pictures, graphic, graphics, drawing, drawings, vector image, artwork, EPS vector arts, fine art prints, print, poster, posters, mural, wall murals, stk700332h