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Articles In This Section

• Word! Burn, Third-Degree

  A third-degree burn is one that damages all the layers of the skin and the tissue beneath the skin.

• Word! Burn, Second-Degree

  A second-degree burn is one that hurts the top two layers of skin.

• Word! Burn, First-Degree

  A first-degree burn is one that only hurts the top layer of skin.

• Word! Bronchiolitis

  Bronchiolitis is an infection that affects tiny airways in the lungs, which can make it hard to breathe.

• Word! Borborygmus

  Borborygmus is the growling sound stomachs make, especially when they're hungry.

• Word! Boogers

  Boogers are made of dried mucus, dust, pollen, and dirt that the nose keeps out of the lungs.

• Word! Bell’s Palsy

  Bell's palsy is a condition that causes problems with the nerves in a person's face.

• Word! Bolus

  For someone with diabetes, a bolus means a single, large dose of insulin taken to handle a rise in blood glucose (a type of sugar).

• Word! Blood Glucose Meter

  A blood glucose meter is a small, portable machine that's used to check how much glucose (a type of sugar) is in the blood (also known as the blood glucose level).

• Word! Blood Glucose Level

  Blood glucose level is the amount of glucose in the blood.

• Word! Beta Cells

  Beta cells make insulin, a hormone that controls the level of glucose (a type of sugar) in the blood.

• Word! Bronchial Tubes

  These tubes, or airways, let air in and out of your lungs, so you can breathe.

• Word! Bruxism

  Take a bite out of this - bruxism is the word for grinding your teeth, usually during sleep.

• Word! Bruise

  When you bang a part of your body against something, your skin might turn different colors where you bumped it.

• Word! Bronchodilator

  A person with asthma may need to take a medication called a bronchodilator - something that dilates (a fancy word for opens) the airways, or bronchial tubes.

• Word! Braces

  If your teeth aren't straight, you can go to an orthodontist (a special kind of dentist) to get braces.

• Word! Bronchoconstriction

  Actually, bronchoconstriction affects the airways in a person's lungs.

• Word! Bowels

  Bowels are your intestines, and bowel movements are the stuff that's in them (otherwise known as poop).

• Word! Bone Marrow

  Bone marrow is a thick, spongy kind of jelly inside your bones.

• Word! Body Type

  Bodies come in all shapes and sizes, and that's why we have different body types.

• Word! Blood Type

  Every person has a blood type.

• Word! Blood Pressure

  When you go to the doctor, a nurse might put a band around part of your arm and pump air into the band, blowing it up like a balloon.

• Word! Blood Bank

  Blood banks collect and store blood, which healthy people donate.

• Word! Blackhead

  People with acne may have different types of bumps on their skin.

• Word! Biopsy

  Sometimes, when doctors are not sure what's wrong with a part of your body, they might decide to do a test called a biopsy.

• Word! Bacteria

  If you're feeling crummy, it's probably because nasty bacteria or some other germs have gotten into your body and made you sick.