GPHT LAB - Terms Flashcards
study of abnormal human or animal tissues
histopathology
deals with the preparation of animal and human tissues thin enough for microscopic studies
histopathologic techniques
entails the microscopical examination and interpretation of cells that are shed spontaneously from epithelial surface or by physical means
exfoliative cytology
branch of general pathology concerned with the detection of cancer and various other pathologic conditions in man through microscopic examination of body fluids and secretions
exfoliative cytology
Cutting of cells from a living (specimen) person
biopsy
any piece of tissues or organ removed from operation for diagnosis
biopsy
types of biopsy (3)
surgical or section biopsy
aspiration or needle biopsy
exfoliative biopsy
types of biopsy
Obtaining surgical sections of tissues for histological diagnosis
surgical or section biopsy
types of surgical or section biopsy (2)
Routine paraffin (or Celloidin) method Rush frozen section technique
consists of the aspiration of cells or particles from tumors for histological diagnosis especially from lumps under the skin like those of breast and neck
aspiration or needle biopsy
aspiration or needle biopsy consists of the aspiration of cells or particles from tumors for histological diagnosis especially from ___ under the skin like those of ___ and ___
lumps
breast and neck
examination of fluids from exudates or transudates from serous cavities (such as pleura, peritoneum, sputum) and urine or bronchial washings
exfoliative biopsy
classification of biopsy specimens (5)
external growth surgical growth endoscopic growth puncture aspiration autopsy death
classification of biopsy specimens
growth removed from the external surface of the body such as a mole
external growth
example of an external growth
mole
classification of biopsy specimens
an organ or part of the organ removed from within the human body through an incision such as the appendix, tumors of the stomach, or kidney
surgical growth
classification of biopsy specimens
surgical growth an organ or part of the organ removed from within the human body through an ____
incision
example of surgical growth
appendix, tumors of the stomach, kidney
classification of biopsy specimens
growth removed from within the body by insertion of the instrument through a natural opening such as rectal polyp
endoscopic growth
example of endoscopic growth
rectal polyp
classification of biopsy specimens
endoscopic growth - growth removed from within the body by ________ through a natural opening such as rectal polyp
insertion of the instrument
classification of biopsy specimens
bone marrow sample taken from the puncture into the sternum
puncture
from which part of the body is the puncture sx taken
sternum
puncture - a ____ sample taken from the puncture into the sternum
bone marrow
classification of biopsy specimens
removal of the fluid or soft tissue from the body by insertion of an instrument such as the Vimsivermann’s needle and the subsequent withdrawal of the material for examination
aspiration
aspiration is the removal of what from the body by insertion of an instrument
fluid or soft tissue
example of instrument used in aspiration
Vimsivermann’s needle
classification of biopsy specimens
post-mortem examination of dead bodies to determine the cause of death
autopsy
classification of biopsy specimens
why are autopsies done
to determine the cause of death
classification of biopsy specimens
cessation of the 3 vital functions of the body
death
what are the 3 vital functions of the body
respiratory
circulatory
nervous
Signs of death (6)
algor mortis livor mortis rigor mortis post-mortem clotting post-mortem decomposition (putrefaction) autolysis
signs of death
cooling or lowering of the body temperature after death to equalize that of the environment
algor mortis
body temperature equalized that of the surrounding medium in ___ hours after death
16 to 40 hrs
post-mortem lividity another term
livor mortis
signs of death
purplish discoloration of the skin over dependent parts of the body due to congestion and dilation of veins and capillaries into which blood is driven by contraction of the arteries as well as the diffusion of liberated hemoglobin into the surrounding tissue
livor mortis
another term for rigor mortis
post-mortem rigidity
signs of death
stiffness of the skeletal muscle appearing within 6 hrs after death
rigor mortis
rigor mortis - stiffness of the ___ appearing within 6 hrs after death
skeletal muscle
stiffness of the skeletal muscle appearing within how many hrs after death
6
cause of livor mortis
congestion and dilation of veins and capillaries
after death the blood will ____
clot
signs of death
after death the blood clots
post-mortem clotting
largest blood clots are formed at the ?
right auricle of the heart as well as in large veins
signs of death
formation of H2S and other aromatic gases that produce very offensive odor
post-mortem decomposition
another term for post-mortem decomposition
putrefaction
what gases are formed during post-mortem decomposition
H2S and other aromatic gases
all changes (signs of death) are brought about by the generalized invasion of the blood and tissue by ____
bacillus coli and other saprophytes
means self-destruction
autolysis
caused after death of cells by the action of intracellular enzymes whose normal behavior is altered, causing the breakdown of protein and eventual liquefaction of cells
autolysis
autolysis is caused by the action of ___
intracellular enzymes
exfoliative cytology is a branch of
general pathology
exfoliative cytology concerned w/ detection of
cancer
exfoliative biopsy is examination of fluids from __ or __
exudates or transudates
exfoliative biopsy is examination of fluids from exudates or transudates from ???
serous cavities such as pleura or peritoneum or sputum and urine or bronchial washings
