Medical Terminology: N, O

Medical Terminology: N, O

• Necr-, necro-: Refers to death or corpse. Commonly seen in terms like "necrectomy," which is the surgical removal of dead tissue.

• Neo-: Indicates something new or strange, used in words like "neopathy," meaning a new disease.

• Neph-, nephro-: Denotes kidney. Found in terms such as "nephron," which is the functional unit of the kidney.

• Neur-, Neuro-: Pertains to nerves. Used in words like "neuroma," which is a tumor that affects nerve tissue.

• Noct-, nocti-: Relates to night, often found in terms like "nocturia," which refers to frequent urination at night.

• Nos-, Noso-: Signifies disease. It appears in various medical terms, including "nosema," which refers to a group of diseases.

• Ocul-, Oculo-: Indicates eye, as in "oculist," a professional specialized in eye care.

• Odont-, Odonto-: Relates to teeth, featured in terms like "odontology," the study of teeth.

• -oid: Represents likeness or resemblance, as used in "myeloid," indicating a similarity to bone marrow.

• Olig-, oligo-: Suggests fewness or a deficiency, commonly found in terms like "oliguria," which indicates reduced urine output.

• -Oma: Refers to a tumor or swelling. Used in terms like "hematoma," which is a localized collection of blood outside blood vessels.

• Onych-, onycho-: Pertains to nails, appearing in terms like "onychoma," which is a tumor of the nail.

• oo-, ovi-, ovo-: Relates to ovum or egg, as seen in "oviduct," the duct through which an egg passes.

• Oophor-, oophoro-: Indicates ovary, found in terms like "oophorectomy," the surgical removal of an ovary.

• Ophthalm-, ophthalmo-: Pertains to eye health and care, seen in terms such as "ophthalmia," which refers to inflammation of the eye.

• Orth-, ortho-: Refers to straight or normal. Commonly used in "orthodontist," a specialist in correcting irregularities of teeth.

• oss-, osseo-, ossi-, oste-, osteo-: Related to bone or bone tissue, used in terms like "ossicle," which is a small bone.

• -ostomy: Refers to the creation of a mouth or opening through surgical means, generally found in surgical terms like "colostomy."

• ot-, oto-: Denotes ear, frequently seen in expressions like "otitis," which means inflammation of the ear.

• -otomy: Indicates cutting into an organ or body part, as seen in "phlebotomy," the practice of drawing blood.

• Ovar-, ovario-: Indicates ovary, commonly found in terms like "ovariectomy," which is the surgical removal of one or both ovaries.