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pathology q2
final
Question | Answer |
---|---|
study of bodily fluids | clinical pathology |
examination of a dead human body is | autopsy, post morteum examination of the body, and necropsy |
an acute disease is | rapid onset with short duration |
a disease caused by a pathogenic organism is | infectious |
the state or condition of being poisoned | intoxication |
disease caused by lack of an essential element | deficency |
a sudden increase in severity of signs and symptoms | exacerbation |
objective manifestation of a disease | acute, symptom |
change produced by a disease | lesion |
study of the cause of disease is | etiology |
the varius pathological processes indicating some disturbance in cell metabolism | regressive tissue changes |
enter into the healthy because of overflow | infiltration |
injuries | degenerations |
when coloring matters pass into the tissues and accumulate | pigmentation |
coloring matter is from normal pigment present in the body | endogenous |
pigment which entered the body from outside | exogenous |
orange yellowish pigment present in bile | billirubin |
digestive juice produced by the liver and is involved in lipid breakdown | bile |
billirubin collects in the tissues causing a yellowish discoloration of the skin, whites of eyes, and other areas | jaundice or icterus |
results from the hemolysis of red bloods cells | post mortem stain |
abnormal amounts of melanin accumulate in the tissues | melanosis. freckle or mole are common examples |
pigmentations caused by inhalation of dust are | pneumoconiosis |
pneumoconiosis caused by coal dust | anthracosis. black lung disease |
inhalation of stone dust | silicosis |
inhalation of cotton dust and related foreign materials | byssinosis. mill fever or brown lung |
general term referring to the deterioration of cells within the body due to changes which occur within the cytoplasm of cells and which affecttheir normal functions | degeneration |
fatty molecules are accumulationg within cells and have adverse effect on normal cellular function | fatty degeneration. fatty liver. enlarged, yellowish, and greasy to the touch |
waxy starchlike substance called amyloid is deposited in the tissues. matabollic disorder involving proteins | amyloid diease |
cellular swelling. given to the appearence cells take on when they are somewhat swollen and contain an abnormal amount of water | cloudy swelling |
condition in which calcium is deposited withing the tissues of the body with no attempt at bone formation | pathological calcification |
lesions of tuberculosis | tubercles |
decrease in size of a once normal body part | atrophy |
the body part never properly developes | hypoplasia |
normal atrophy | mammory glands after milk production ceases, uterus after pregnancy, old age, thymus gland |
may occur as result of various functional and structural problems which occur in different organs of the body | pathological atrophy |
common reasons for pathological atrophy | inadequate nutrition, inadequate nervous system stimulation, disuse |
the study of disease | pathology |
study of the structure and function of the body as it is affected by disease | pathology |
studies changes in the structure and function of the body which can be observed with the unaided eye | gross pathology |
studies changes which occur in cells of the body at the microscopic level | microscopic, cellular, or histo- pathology |
deals with general or broad disease processes, such as necrosis or inflammation, which may affectthe entire body or wide- spread tissues and organs | general pathology |
studies disease processes affecting individual body areas or systems, such as pathology of the respiratory system or disease of the skin | special pathology |
deals with the study of tissue which have been removed from the body for pathological study | pathological anatomy ex. biopsy |
if tissue is removed during surgery- during autopsy- | biopsy; autopsy pathology |
refers to study the funtional changes in the body resulting from disease | physiological pathology |
any change in the structure or function of the body as a result of injury to the tissues | disease |
gradual onset with a long duration | chronic |
an acute disease that ends in death | fulminating disease |
symptoms and signs of a disease reappear after a period of remission | recurrent disease |
a disease caused by a living microorganism | infectious disease |
disease in which are easily spread person to person | contagious |
refers to presence of macroscopic organisms on or in the body | infestation |
cause of disease is not know | idiopathic |
disease results from the nature of one's open working conditions | occupational |
diseases which are always present to some degree in a given area or community | endemic |
diseases which are found to occur only occasionally in a community | sporadic |
diseases which affect a much larger than normal number of people in a community at one time | epidemic |
disease which affect the majority of the population in a very large area, possibly even world wide | pandemic |
refers to the number of cases of a disease within a certain population at a given time | prevelence |
developement of a disease after birth | acquired disease |
congenital disease | present at or before birth |
a disease transmitted from parent to offspring. genetic diseases | hereditary |
a disease characterized by the precence of fever | febrile disease |
one which results from a physicians treatment of patient | iatrogenic |
any defect in formation, structure or position of a body part | malformations or anaomalies |
absence of a body part | aplasia |
underdevelopemnt of a body pary | hypoplasia |
a defect in the walls of the lower part of the spinal column | spina bifada |
excess number of fingers or toes | polydactylism |
protrusion of an organ through the wall of a body cavity in which it is contained | hernia |
an abnormal tract or chanel through the tissues connecting one body cavity with another | fistula |
a sac like structure containing fluid or a semi solid substance | cyst |
genetic defect resulting in various degrees of mental retardation, a dwarfed physique, and certain characteristics of the head and extremities | Down's syndrome |
any change produced by a disease | lesion |
diseases have readily identifiable characteristic lesions | organic diseases |
a disease with no apparent underlying organic disorder | funtional disease |
subjective manifestation of a disease. cannot be measured | symptoms |
objective manifestation of disease. can be measured | sign |
a group of signs and symptoms that occur together | syndrome |
the determination of what disease exists. analysis of patient history, signs, sympotoms, and results of tests ordered by the physician | diagnosis |
differential diagnosis | the process by which a physician will rule out certain diseases with similar signs and symptoms so that an accurate determination can be made |
prediction of the outcome of a disease | prognosis |
abatement; temporary or permanent disappearance of signs or symptoms | remission |
any unfavorable condition that may arise during a disease | complication. ex: hemorrhage resulting from duodental peptic ulcer |
the cause of the disease | etiology |
the developement of a disease, what it causes, what changes it produces, nd how it affects the structure | pathogenesis |
prediposing factors | age, race, gender, genetics, occupation, enviroment |
trauma | cuts or bruises |
physical agents | radiation, electricity |
chemical agents | acids, alkalines, poison, drugs |
living agents | bacteria, viruses, parasites |
deficency | vitamins, minerals, hormones |
allergens | dust, pollen |
remote afteraffects of disease. may appear 20 or 30 years after the acute stage | sequelae |
a disease that arises during the course of another disease | intercurrent. example cancer patient has a heart attack |
non pus forming | non- suppurative disease |
a disease that can be transmitted from one person to another | communicable |
a sate of hypersensativity of the immune system; an overreaction to a harmless substance called an allergen | allergy |
a disease with no apparent underlying organic disorder | functional disease |
when the host body produces antibodies against an antigen it is | active immunity |
cardinal manifestations of acute inflammation | redness |
exudate that contains blood | hemorrhagic |
white blood cell that are first to enter the area of injury | neutrophil |
an area of pus surrounded by a wall of inflammatory tissue | abcess |
localized area of necrosis in skin and mucous membranes | ulcer |
an elevation of skin containing pus | pustule |
furuncle | boil |
any new, abnormal growth of tissue in the body which serves no useful purpose | a neoplasm |
the study of neoplasms or tumors | oncology |
type of growth that is not neoplastic in nature | hypertrophy |
term used to descibe an increase in the size of a body part due to an increase in the size of the individual cells | hypertrophy |
when an organ increases in size due to the failure of another organ | compensatory hypertrophy (kidney or lung) |
an increase in the size of a body part due to an increase in the number of cells in that organ | hyperplasia |
endocrine glands | produce hormones |
replacement of one type of tissue in a major category by another type of tissue in that same category | metaplasia |
histological basis | type of tissue from which the tumor arises |
clinical basis | how the tumor behaves and general characteristics |
the more serious, life threatening type of tumor. normally refers to cancer | malignant |
non- cancerous | benign |
gorw by exspansion | benign |
grow by infiltration | malignant |
tumor that is often encapsulated | benign |
tumors generally not encapsulated | malignant |
tumor that does not spread from growth site | benign |
tumor that can spread from one body are to another. metastasis | malignant |
tumors that do not generally cause exstensive destruction of tissues | benign |
tumors that do cause great damage to surrounding tissues | malignant |
usually bear a fairly close resemblance to the tissue from which they originated | benign |
tumors that generally do not recur when surgically removed | benign |
tumors that often do recur after surgery | malignant |
tumors that are not generally fatal | benign |
the suffix oma refers to a tumor that is | benign |
used to identify malignancies of non- epithelial tissues, especially varius connective and muscle tissue tumors | sarcoma |
this ending designates malignancies of epithelial tissue | carcinoma |
tumors of the bone | osteoma- benign; osteosarcoma- malignant |
tumors of fibrous connective tissue | fibroma- benign; fibrosarcoma- malignant |
tumors of cartilage | chondroma- benign; chondrosarcoma- malignant |
tumors of fatty or adipose tissue | lipoma- benign; liposarcoma- malignant |
tumors of the vessels | angioma- benign; angiosarcoma- malignant |
tumors of the lymphatic vessels | lymphangioma-benign; lymph- angio- sarcoma-malignant |
tumors of blood vessels | hemangioma- benign; hemangiosarcoma- malignant |
tumors of lymphoid tissues or lymph nodes | lymphoma- malignant; lymphosarcoma- benign "Exception" |
form of lymphoma | Hodgkin's disease |
leukemia | cancer of the blood; malignant; uncontrolled leukocytes or too much white blood cells |
tumors of glandular epithelium | adenoma- benign; adenocarcinoma- malignant |
tumors of stratisfied squamous epithelium | epithelioma- malignant; squamous cell carcinoma- malignant "exception" |
basal cell carcinoma | malignant |
transitional cell carcinoma | malignant. urinary tract cells |
papilloma | benign. may turn malignant |
nevus | mole. benign |
melanoma | malignant. "exception" |
myoma | tumors of the muscle- benign |
smooth or involuntary muscle tissue | leiomyoma |
voluntary muscle tisse | rhabdomyoma |
myosarcoma | malignant muscle umor |
leiomyosarcoma | smooth or involuntary muscle tissue |
rhabdomyosarcoma | voluntary muscle tissue |
benign tumors of the nerve cells | neuroma |
malignant tuomr involving the neuroglia | glioma |
term given to any agent capable of causing cancer | carcinogen |
heredity, envriomental factors, occupational exposure to chemicals, prolonged irritation, viruses, hormones, | important carcingogenic agents |