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Overview of Human Heart Anatomy The heart is a vital muscular organ in most animals that powers the circulation of blood through the body.[1] In heart anatomy, blood vessels help form the circulatory system, which delivers oxygen and nutrients to tissues and removes waste like carbon dioxide.[1] This waste is carried to the lungs for … Read more

Overview of Tongue Anatomy The tongue is a muscle in your mouth that helps you eat, talk, and taste food.[1] It is covered with tiny bumps called taste buds, which enable you to perceive sweet, salty, sour, bitter, and umami flavors.[2][3] The tongue helps move food around so you can chew and swallow.[1] It also … Read more

Overview of Mouth Anatomy The mouth is the starting point of the digestive system, where food enters, and saliva is produced.[1] Inside the mouth is a special lining called the oral mucosa, which is soft and moist.[1][2] This lining covers the inside of the mouth, including the gums, tongue, and other areas. Besides helping break down food, the mouth is also essential … Read more

Overview of Tooth Anatomy Teeth are important for breaking down food before we swallow it.[1] In the tooth anatomy, we can find four types of teeth, each with a different job.[2] Incisors cut food, canines tear it, and molars and premolars crush it.[2] Most people have 32 teeth,[3] but that can vary. The outside layer, … Read more