This three-letter body part contains the iris, pupil, and lens and allows you to see.
Eye
This four-letter body part is the body's largest organ and provides a protective barrier against the outside environment.
Skin
This muscular organ pumps blood throughout the body and has four chambers.
Heart
Ibuprofen
Medication. Ibuprofen is an NSAID used to reduce pain, inflammation, and fever.
Protego
Spell. This defensive Harry Potter spell creates a magical shield against attacks.
This three-letter body part contains the humerus, radius, and ulna.
Arm
This paired body part contains millions of tiny air sacs called alveoli, where oxygen and carbon dioxide are exchanged.
This bean-shaped organ filters the blood, removes waste, and helps regulate fluid and electrolyte balance.
Kidney
Petilil
Pokémon. Petilil is #548 in the National Pokédex and is a Grass-type Pokémon.
Medical Condition. This medical condition involves impaired coordination and can affect walking, balance, speech, and other voluntary movements.
Also called the gingiva, this three-letter body part surrounds and helps support the teeth.
Gum
This four-letter body part uses sensory information carried to the brain by cranial nerve I.
Nose
This organ contains the cerebrum and the cerebellum.
Brain
Remeron
Medication. Remeron is the brand name for mirtazapine, an antidepressant.
Impetigo
Medical Condition. This highly contagious bacterial skin infection commonly causes red sores that develop honey-colored crusts.
One of the functions of this three-letter body part is to transmit information about balance to the brain through cranial nerve VIII.
Ear
Tapping the patellar tendon just below this four-letter body part can trigger a familiar reflex used during neurological exams.
Knee
Located in the upper left abdomen, this organ filters blood, removes old red blood cells, and plays a role in immune function.
Spleen
Lunesta
Medication. Lunesta is the brand name for eszopiclone, a medication used to treat insomnia.
Accio
Spell. Known as the Summoning Charm, this Harry Potter spell causes an object to fly toward the person who cast it.
Fourteen bones are found within these three-letter body parts.
Toe
This colored four-letter structure contains muscles that change the size of the pupil to regulate how much light enters the eye.
Iris
Once considered largely useless, this organ is now believed to support immune function and may serve as a reservoir for beneficial gut bacteria.
Appendix
Geodon
Medication. Geodon is the brand name for ziprasidone, an atypical antipsychotic.
Chilblains
Medical Condition. Also called pernio, this condition causes inflamed, itchy or painful skin lesions after exposure to cold, damp conditions.