1.2 Cellular adaptation Flashcards
When Cell is stress, it may lead to injury that can be:
R__________
I___________
Reversible or irreversible
Injured cell that can revert back to its orig form through cellular adaptation
Reversible
Injured cell that is expose to prolonged stress and the degree of stress is intense
Irreversible
Ending of Irreversible cell injury?
Apoptosis / Cell death
Cause of Cellular injury includes
O2 Deprivation
Physical agents (I.e UV)
Biological agents
Mechanical agents
Which of the following does not belong?
None
Acquired decrease in tissue or organ size
Atrophy
2 types of atrophy?
Physiologic atrophy
Pathologic
Types of atrophy due to disease?
Pathologic
Types of atrophy due to the natural consequence of maturation
Physiologic
Atrophy of the thymus during puberty is considered what type of atrophy?
Physiologic
Lack of nutritional supply is what type of atrophy and what atrophy is this?
Starvation or hunger atrophy
Pathologic
Lack of necessary hormones to maintain the normal size is what atrophy and what type of atrophy?
Endocrine atrophy
Pathologic
Increase in tissue or organ size due to an increase in the size of individual cells that comprise that organ
Hypertrophy
Increase in tissue or organ size due to an increase in the number of cells that comprise that organ
Hyperplasia
3 types of hypertrophy:
Physiologic
Pathologic
Compensatory
T or F
T
3 types of hypertrophy:
Skeletal muscle growth due to exercise is what type?
Physiologic hypertrophy
3 types of hypertrophy:
Hypertrophy of myocardium due to aortic valve disease or due to hypertension is what type?
Pathologic hypertrophy
3 types of hypertrophy:
One of the paired organs is removed is what type?
Compensatory
3 types of hyperplasia:
Physiologic
Pathologic
Compensatory
T or F
T
3 types of hyperplasia:
Increase size in uterus during pregnancy
Physiologic hyperplasia
3 types of hyperplasia:
Increase in the number of lymph nodules is what type?
Pathologic hyperplasia
3 types of hyperplasia:
Renal Hyperplasia is what type?
Compensatory
Transformation of adult cell in ANOTHER adult cell type
Metaplasia
Metaplasia is classified as irreversible change
T or F
F
Reversible
Metaplasia types:
Epithelial metaplasia
Mesenchymal metaplasia
T or F
T
Metaplasia types:
Ciliated columnar cells of the brochi turns to Squamous cell due to smoking is an example of?
Epithelial Metaplasia
Transformation of adult cells into PRIMITIVE cell type
Anaplasia
Anaplasia is classified as ____________ change
Irreversible
Anaplasia aka ____________
De-differentiation
Characterized by change in cell, SIZE, SHAPE and ORIENTATION
Dysplasia
Also known as Atyplical Metaplasia or Pre Neoplastic lesion
Dysplasia
Process of Tumor formation characterized by abnormal proliferation of cells
Neoplasia
The new growth from neoplasia is called?
Neoplasm/Tumor
Tumor is called cancer when its malignant
T or F
T
Neoplasm has no function
T or F
T
Removal of Tumor is called
Biopsy
Removal of the Entire mass is called
excisional biopsy
3 types of Biopsy:
Removal of Entire mass
Excisional
Incisional
FNAB
Excisional
3 types of Biopsy:
Removal of Part of the mass
Excisional
Incisional
FNAB
Incisional
3 types of Biopsy:
Collect the cells using a needle
Excisional
Incisional
FNAB
Fine needle aspiration biopsy
