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Color carries most of the information, since bile pigment explains brown, its absence explains pale, and digested blood explains black.
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Color carries most of the information, since bile pigment explains brown, its absence explains pale, and digested blood explains black.
Read definitionA fetus is the developing human organism from the end of the embryonic period until birth, distinct from the earlier embryo stage.
Read definitionBuilt to stay out of the brain, it blunts allergy symptoms without the sedation that older antihistamines are known for.
Read definitionA fibroadenoma is a common, benign breast tumor made of fibrous and glandular tissue, most frequent in younger women.
Read definitionAn abnormal opening or passage between two organs or between an organ and the surface of the body.
Read definitionFluoride is a mineral that strengthens tooth enamel and helps prevent decay, delivered through water, toothpaste, and dental treatments.
Read definitionFluoroquinolones are broad spectrum antibiotics that stop bacteria from replicating their DNA, used against a range of respiratory and urinary infections.
Read definitionA fluoroscope is the imaging machine that produces continuous, real-time x-ray images, allowing clinicians to observe internal structures as they move.
Read definitionFluoroscopy is an imaging procedure that produces continuous, real-time x-ray pictures, commonly used to watch swallowed contrast or guide device placement.
Read definitionFolate is a B vitamin essential for making red blood cells and DNA, distinct from folic acid, its synthetic supplement form.
Read definitionA follicle is a small, sac like cluster of cells, describing both egg containing structures in the ovary and hair bearing structures in the skin.
Read definitionFollow-up refers to the ongoing monitoring of a person's health or a study participant's status after initial treatment or evaluation.
Read definitionFormaldehyde is a simple, reactive chemical compound used as a preservative and disinfectant that is also classified as a known human carcinogen.
Read definitionA substance being studied in the treatment of some types of leukemia and lymphoma.
Read definitionThe fundus is the rounded base of a hollow organ farthest from its opening, a landmark used to describe findings in organs from the stomach to the eye.
Read definitionBecause gadolinium can pose risks for people with significantly reduced kidney function, its use during imaging is weighed carefully in that group.
Read definitionA change in the heat and electricity passed through the skin by nerves and sweat.
Read definitionGamma rays are high energy electromagnetic radiation released from atomic nuclei, differing from x-rays mainly in their point of origin.
Read definitionA device that uses a gel to carry an electric current from the skin to a measuring instrument.
Read definitionGene expression is the multistep process converting a gene's DNA sequence into RNA and, often, a functional protein, and its level can be measured directly.
Read definitionFor learning, not diagnosis. This glossary provides general educational information and is not a substitute for advice from a qualified healthcare professional. If you may be experiencing a medical emergency, contact local emergency services.