Body Structure
Quiz yourself by thinking what should be in
each of the black spaces below before clicking
on it to display the answer.
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abduction | movement away from median plane
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adduction | movement toward median plane
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medial | pertaining to midline
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lateral | pertaining to side
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superior (cephalad) | toward the head
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inferior (caudal) | toward the tail, away from head
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proximal | nearest to the center (trunk) or to point of attachment to the body
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distal | further from the center (trunk) or to point of attachment to the body
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anterior (ventral) | front of body
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posterior (dorsal) | back of body
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parietal | pertaining to the outer wall of the body
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visceral | pertaining to the viscera, or internal organs, especially the abdominal organs
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prone | lying face down on abdomen
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supine | lying horizontally on back, face up
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inversion | turning inward, or inside out
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eversion | turning outward
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palmar | pertaining to the palm of hand
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plantar | pertaining to the sole of foot
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superficial | toward the surface of the body (external)
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deep | away from the surface of the body (internal)
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cyt/o | cell
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hist/o | tissue
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kary/o | nucleus
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nucle/o | nucleus
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anter/o | anterior, front
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caud/o | tail
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crani/o | cranium, skull
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dist/o | (distal) far, farthest
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dors/o | back of body
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infer/o | lower, below
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later/o | side, to one side
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medi/o | middle
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poster/o | back (of body), behind, posterior
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proxim/o | near, nearest
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ventr/o | belly, belly side
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abdomin/o | abdomen
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cervic/o | neck
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crani/o | cranium, skull
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gastr/o | stomach
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ili/o | ilium (lateral, flaring portion of the hip)
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inguin/o | groin
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lumb/o | loins (lower back)
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pelv/i | pelvis
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pelv/o | pelvis
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spin/o | spine
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thorac/o | chest
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umbilic/o | umbilicus, NAVEL
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albin/o | white
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leuk/o | white
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chlor/o | green
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chrom/o | color
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cirrh/o | yellow
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jaund/o | yellow
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xanth/o | yellow
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cyan/o | blue
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erythr/o | red
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melan/o | black
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poli/o | gray
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acr/o | extremity
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eti/o | cause
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idi/o | unknown, peculiar
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morph/o | form, shape, structure
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path/o | disease
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radi/o | radiation, X-ray
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somat/o | body
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son/o | sound
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viscer/o | internal organs
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xer/o | dry
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-genesis | forming, producing, origin
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-gnosis | knowing
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-gram | record, writing
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-graph | instrument for recording
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-graphy | process of recording
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-logist | specialist in the study of
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-logy | the study of
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-meter | instrument to measure
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-metry | act of measuring
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-pathy | disease
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ab- | away from
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ad- | toward
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hetero- | different
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homeo- | same
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infra- | below, under
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peri- | around
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super- | upper, above
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trans- | through, across
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ultra- | excess, beyond
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stable internal environment | homeostasis
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when homeostasis is disrupted | disease
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presents a group of signs, symptoms, and clinical findings | pathological/morbid
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visible indicators | signs
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felt by patient (dizziness, nausea, pain) | symptoms
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study of cause or origin of a disease or disorder | etiology
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Types of diseases: metabolic | such as diabetes
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infectious | such as measles and mumps
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congenital | such as cleft lip
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hereditary | such as hemophilia
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environmental | such as burns and trauma
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neoplastic | such as cancer
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Establishing the cause and nature of a disease | Diagnosis
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Prediction of the outcome of the course of a disease and its probable outcome | Prognosis
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Any disease whose cause is unknown | Idiopathic
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Abnormal fibrous band that holds or binds together tissues that are normally separated | adhesion
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Substance analyzed or tested, generally by means of laboratory methods | analyte
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Substance injected into the body, introduced by catheter, or swallowed to facilitate radiographic images of internal structures that are otherwise difficult to visualize on X-ray films | contrast medium
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Bursting open of a wound, especially a surgical abdominal wound | dehiscence
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Feverish, pertaining to a fever | febrile
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Stable internal environment | homeostasis
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Body defense against injury, infection, or allergy that is marked by redness, swelling, heat, pain and, sometimes, loss of function | inflammation
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Diseases; pertaining to a disease | morbid
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Branch of medicine concerned with the use of radioactive materials for diagnosis, treatment, and research | nuclear medicine
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radiology | X-ray
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Radiological practice that employs fluoroscopy, CT, and ultrasound in nonsurgical treatment of various disorders | interventional radiology
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Use of ionizing radiation in the treatment of cancer; also called radiation oncology | therapeutic radiology
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Substances that emit radiation spontaneously; also called tracers | radionuclides
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Radionuclide attached to a protein, sugar, or other substance used to visualize an organ or area of the body that will be scanned | radiopharmaceutical
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Term used to describe a computerized image by modality (such as CT, MRD, and nuclear imaging) or by structure (such as thryoid and bone) | scan
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Pathological state, usually febrile, resulting from the preence of microorganisims or their products in the bloodstream | sepsis
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Producing or associated with generation of pus | suppurative
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Visual examination of a body cavity or canal using a specialized lighted instrument called an endoscope | endoscopy
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Visual examination of the organs of the pelvis and abdomen through very small incisions in the abdominal wall | laparoscopy
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Examination of the lungs, pleura, and pleural space with a scope inserted through a small incision between the ribs | thoracoscopy
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Common blood test that enumerates RBCs, WBCs and platelets; measures hemoglobin; estimates red cell volume; and sorts WBCs into five subtypes with their percentages | complete blood count (CBC)
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Common urine screening test that evaluates the physical, chemical, and microscopic properties of urine | urinalysis (UA)
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Imaging technique achieved by rotating an x-ray emitter around the area to be scanned and measuring the intensity of transmitted rays from different angles; formerly called computerized axial tomography | computed tomography (CT)
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Ultrasound technique used to detect and measure blood-flow velocity and direction through the cardiac chambers, valves, and peripheral vessels by reflecting sound waves off moving blood cells | Doppler
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Radiographic technique in which x-rays are directed through the body to a fluorescent screen that displays continuous motion images of internal structures | fluoroscopy
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Noninvasive imaging technique that used radiowaves and a strong magnetic field rather than an x-ray beam to produce multiplanar cross-sectional images | magnetic resonance imaging (MRI)
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Scanning technique using computed tomography to record the positrons emitted from a radiopharmaceutical, that produces a cross-sectional image of metabolic activity in body tissues to determine the presence of disease | positron emission tomography (PET)
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Imaging technique that uses x-rays passed through the body or area and captured on film; also called x-ray | radiography
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Radiological technique that integrates computed tomography (CT) and a radioactive material (tracer) injected into the bloodstream to visualize blood flow to tissues and organs | single photon emission computed tomography (SPECT)
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Imaging procedure using high-grequency sound waves that display the reflected "echoes" on a monitor; also called ultrasound | ultrasonography (US)
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Representative tissue sample removed from a body site for microscopic examination, usually to establish a diagnosis | biopsy (bx)
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Removal of a small tissue sample for examination using a hollow needle, usually attached to a syringe | needle biopsy
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Removal of a small core of tissue using a hollow instrument (punch) | punch biopsy
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Removal of tissue using a surgical blade to shave elevated lesions | shave biopsy
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Removal of a part, pathway, or function by surgery, chemical destruction, electrocautery, freeaing, or radio frequency | ablation
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Surgical joining of two ducts, vessels, or bowel segments to allow flow from one to another | anastomosis
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Destroy tissue by electricity, freezing, heat, or corrosive chemicals | cauterize
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Scraping of a body cavity with a spoon-shaped instrument called a curette (curet) | curettage
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Incision made to allow the free flow or withdrawal of fluids from a wound or cavity | Incision and Drainage (I&D)
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Surgical technique employing a device that emits intense heat and power at close range to cut, burn, vaporize, or destroy tissues | laser surgery
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Surgical removal of tissue in an extensive area surrounding the surgical site in an atttempt to excise all tissue that may be malignant and decrease the chance of recurrence | radical dissection
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Partial excision of a bone, organ, or other structure | resection
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ant | anterior
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AP | anteroposterior (front to back)
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Bx, bx | biopsy
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CBC | complete blood count
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CT | computed tomography
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DNA | deoxyribonucleic acid
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DSA | digital subtraction angiography
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Dx | diagnosis
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FS | frozen section
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I&D | incision and drainage
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LAT, lat | lateral
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LLQ | left lower quadrant
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LUQ | left upper quadrant
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MRI | magnetic resonance imaging
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PET | positron emission tomography
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post | posterior
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RF | rheumatoid factor; radio frequency
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RLQ | right lower quadrant
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RUQ | right upper quadrant
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sono | sonogram
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SPECT | single positron emission computed tomography
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Sx | symptom
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Tx | treatment
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UA | urinalysis
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U&L, U/L | upper and lower
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US | ultrasound; ultrasonography
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