Med Term Words

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Chromatin

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Structural component of nucleus, composed of nucleic acid and proteins

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Chromosome

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Threadless structures w/in nucleus composed of DNA that carries heriditary info encoded in genes

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Deoxyribonucleic acid

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Molecule that holds genetic info capable of replicating and producing an exact copy whenever a cell divides

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Diaphram

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Muscular wall that divides the thoracic cavity from the abdominopelvic cavity

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Metabolism

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Sum of all physical and chemical changes that take place in a cell or organism

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Organelle

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Cell structure that provides a specialized function such as nucleus reproduction, ribosome (protein synthesis), golgi apparatus (removal of material from cell wall) and lysosomes (digestion)

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Histology

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Stuff of tissues

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Epithelial tissue

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Covers surface of organs, lines cavities and canals, forms tube and ducts, provides secreting portions of glands, and makes up the epidermis of skin

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Anatomical position

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Is a body posture used to locate anatomical parts or divisions

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Midsagittal

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Median

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Coronal

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Frontal

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Transverse

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Horizontal

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Dorsal

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Posterior, cranial and spinal cavities

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Ventral

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Thoracic and abdominopelvic cavities

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Body cavities

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Abdominal pelvic regions

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Directional terms

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Idiopathic

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Disease who's cause is unknown

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Sequelae

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Some diseases, injuries, or treatments cause complications that arise directly from disease, injury or treatment

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Adhesion

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Abnormal fibrous band that holds or binds together tissues that are normally separated

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Ascies

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Abnormal accumulation of fluid in abdominal cavity

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Edema

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Abnormal accumulation of fluid within tissue spaces

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Ferbilw

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Pertaining to a fever, also called pyretic

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Gangrene

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Death and decay of soft tissue, usually caused by circulatory obstruction, trauma, or infection

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Hernia

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Protrusion of any organ through the structure that normally contains it

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Inflammation

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Body defense against injury, infection, or allergy marked by redness, swelling, heat, pain, and sometimes, loss of function

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Mycosis

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Any fungal infection in or on the body

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Perforation

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Hole that completely penatrates a structure

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Peritonitis

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Inflammation of the peritoneum, the serous membrane that surrounds the abdominal cavity and covers it's organs

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Rupture

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Sudden breaking or bursting of a structure or organ

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Sepsis

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Pathological state, usually febrile, resulting from the presences of microorganisms or their products in the bloodstream

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Suppuration

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Producing or associated with generation of pus

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Infusion therapy

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Delivery of fluids directly into the bloodstream via a vein for treating various disorders; also called IV therapy

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Ablation

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Removal of part, pathway, or function by survey, chemical destruction, electrocautery, freezing or radio frequency

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Anastomosis

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Surgical joining of two ducts, vessels.2or bowel segments to allow flown from on to another

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Cauterize

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Destruction of tissue by electricity, freezing, heat, or corrosive Chemicals

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Curettage

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Scraping of of a body cavity with a spoon-shaped instrument called a curette

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Incision and drainage

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Incision made to allow the free flow or with drawl of fluids from a would or a cavity

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Laser surgery

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Use of a high intensity laser light beam to remove diseased tissues, stop bleeding blood vessels , or cosmetic purposes

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Resection

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Removal of part or all of a stucture, organ, or tissue

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Revision

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Surgical procedure used to replace or compensate for a previously implanted device or a correct an undesirable result of result of effect of previous surgery

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Inspection

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Sequence of procedures designed to evaluate the health of patient

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Palpatation

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Gentle application of the hands to a specific structure or body area to determine size , consistency, texture, symmetry, and tenderness of underlying structure

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Percussion

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Tapping a structure with the hand or fingers to assess consistency and the presence or absence of fluids within the underlying structure

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Ausculation

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Listening to the heart, bowel, and lungs with or without a stethoscope to assess the presences and quality of sound

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Endoscopy

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Visual examination of a body cavity or canal using a specialized lighted instrument called an endoscope

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Blood chemistry analysis

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Laboratory test, usually performed on serum, to evaluate various substances to determine whether they fall within a normal range

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Complete blood count (CBC)

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Panel of blood tests used as a broad screening test for anemias, infections, and other diseases

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Organ-disease panels

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Series of blood tests used to evaluate a specific organ (liver panel) or disease (anemia panel)

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Computed tomography

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Imaging technique in which an x-ray emitter rotates around the area to be scanned and a computer measures the intensity of transmitted x-rays from different angles; formerly called computerized axial tomography

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Fluoroscopy

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Technique in which x-rays are directed through the body to a floured entry screen that displays internal structures in continuous motion

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Magnetic resonance imagining (MRI)

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technique that uses radio waves and a strong magnetic field, rather than an x-ray beam, to produce highly detailed, multiple narrow, cross-sectional views of soft tissue

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Nuclear scan

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Technique in which a radioactive material (radiopharmaceutical) called a tracer is introduced into the body (inhaled, ingested, or injected) and a specialized camera (gamma camera) is used to produce images or organs and structures

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Positron emission tomography (PET)

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Computed tomography records the position (positive charged particles) emitted from a radiopharmaceutical to produce a cross-sectional image of metabolic activity of body tissues to determine the presence of disease

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Radiography

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Technique in which x-ray are passed through the body or area and captured on a film to generate an image; also called an x-ray

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Single photon emission computed tomography (SPECT)

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Radiological technique that integrates computed technology (CT) and a radioactive material (tracer) injected into the bloodstream to visualize blood flow to tissues and organs

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Ultrasonography (US)

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High-frequency sound waves (ultrasound) are directed at soft tissue and reflected as "echoes" to produce an image on a monitor of an internal body structure; also called ultrasound, sonography, and echo

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Biopsy (bx)

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Removal of a representative tissue sample from a body site for microscopic examination, usually to establish a diagnosis

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Excisional

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Biopsy in which the entire lesion is removed

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Incisional

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Biopsy in which only a small sample of the lesion is removed