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Tag Archives: Glossary

Antibody, Immunoglobulin G: definition

This type of antibody is the main antibody in blood for responding to toxins and organisms.

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Antibody, Immunoglobulin A: definition

This type of antibody is the main antibody in intestinal and respiratory mucin and saliva for the purpose of preventing invading organisms from entering the body.

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Antibody: definition

A protein of the immune system called immunoglobulin. Each antibody consists of 4 polypeptides, comprised of about 100 amino acids, forming a Y shaped molecule. The site on the antibody that binds with an antigen is at the tips of ...

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Antigen, Immunogen Type: definition

A protein or polysaccharide macromolecule that provokes the immune system to produce antibodies.

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Antispasmodics: definition

Medicines that help reduce muscle spasms in the intestines. Examples are dicyclomine and atropine. (Brand names: Bentyl, Donnatal.)

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Antiemetics: definition

Medicines used to treat nausea and vomiting. Examples are promethazine, prochlorperazine, and ondansetron. (Brand names: Compazine, Phenergan, Zofran.)

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Antidiarrheals: definition

Medicines that help control diarrhea. An example is loperamide. (Brand name: Imodium.)

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Anticholinergics: definition

Medicines that are often used to treat muscle spasms in the intestine. Examples are dicyclomine and hyoscyamine. (Brand names: Bentyl, Levsin.)

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Antibiotic: definition

A medicine that kills bacteria. Examples are cephalexin and amoxicillin. (Brand names: Keflex, Novamox.)

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Antacids: definition

Medicines that neutralize acids in the stomach. (Brand names: Maalox, Mylanta, Di-Gel.)

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Anoscopy: definition

A test to look for anal fissures, fistulas, hemorrhoids, or cancer. A special instrument called an anoscope is used to look into the anus.

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Anorectal Abscess: definition

A collection of pus in a cavity in the anorectal area.

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Anorectal: definition

Related to, or involving, both the rectum and anus.

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Angiography: definition

An x ray that uses dye to detect blood vessels in organs.

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Anemia: definition

A condition caused when the body does not have enough red blood cells or hemoglobin. Hemoglobin is a protein in the blood that carries oxygen.

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