Histopathology Flashcards
Involves tye examination of sampled whole tissues under the microscope
Histology/ Histopathology
Is performed for immediate diagnosis during surgical procedure
Frozen section
4 types of Microtome
Rocking
Rotary
Sliding
Freezing
Incomplete or defective development of tissue or organ
Aplasia
Failure to form an opening
Atresia
Failure of an organ to reach its full size
Hypoplasia
Complete non-appearance of an organ
Agnesia
Partial or complete wasting away of a part of a body
Atrophy
Increased tissue size due to increased CELL SIZE
Hypertrophy
Increased tissue size due to increased CELL NUMBER
Hyperplasia
Transformation of adult cell type to another adult cell type (reversible)
Metaplasia
Enlargment of tissue due to proliferation of abnormal cells (reversible)
Dysplasia
Transformation of adult cell type to a more primitive type (irreversible)
Anaplasia
Continuous abnormal proliferation of cells without control
Neoplasia
Cancer cells
Neoplastic cells
Redness; increased bld flow to injured site
Rubor
Heat: increased bld flow to injured site
Calor
Swelling; increased capillary permeability
Tumor
Pain; increased pressure to sensory nerves
Dolor
Loss of function
Functio leasa
Bishop’s tripod of life
Respiration, Circulation, Brain functions
Is the complete abd irreversible stoppage of the bishop’s tripod of life
Somatic death
Absent brainstem reflexws
Pupillary reflex, oculovestibular reflex, corneol reflex, pharyngeal and tracheal reflex
Primary signs of somatic death
Circulatory failure
Pulmonary failure
CNS failure
Post mortem cooling with 7 degrees fahrenheit/hr
Algor Mortis
Stiffening of muscle
Rigor mortis
Lividity/Suggillations
Livor Mortis
Formation of chicken fat and currant jelly like clot
Post mortem clotting
Drying and wrinkling of the anterior chamber of the eye
Dessication
Invasion of intestinal microorganisms
Puterfaction
Self diagnosis of cells
Autolysis
One who dissects cadaver for anatomic and pathologic examination
Prosector
A lab worker who assists in the performance of autopsies and maintenance of morgues
Diener
An official whose duty is to investigate sudden or violent death to determine its cause
Coroner
Processing of tissue for examination (FDDCIETSSM)
Fixation
Decalfication
Dehydration
Clearing
Impregnation
Embedding
Trimming
Sectioning
Staining
Mounting