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Assignment - Coggle Diagram
Assignment
Causes of cellular injury
Blood flow and Oxygen
Ischaemia
Reversible
Interruption of blood flow
Hypoxia
Not enough oxygen
Anoxia
No oxygen
Chemicals and drugs
Act on vital functions of cells
Physical effects
Heat
Cold
Pressure
Electrical
Radiant
Mechanical damage
Cells being either
Injured
Destroyed
Radiant
Either
Burns
Induces harmful mutation
Electricity
Can generate
heat
Burn
Induce Cardiac arrythmia
What causes disease
Infection
Cells and tissue infected by microorganisms
Inflammation
Immune Response
Caused by irritation or injury
Hyperplasia
Can occur due to:
Growth (children)
Regeneration post damage
As a disease process.
When cells undergo mitosis to increase the number and size of cells.
When uncontrolled this can lead to
Neoplasms
Other wise known as:
Cancers
New growths
Tumours
Can be:
Benign
Connective tissue around them
Usually non fatal
Malignant
Are able to metastasize (spread to other tissues)
Fatal unless treated
Cause:
Genetic
Breast Cancer
environmental
UV light
Chemicals
Some Viruses
Nutrition
Can be caused by:
Over-consumption
Under-Consumption
Can cause:
Growth
Intellectual
Mental Retardation
Death
Reduced Immunity
Can effect:
Non-Specific immunity
Specific Immunity
Can be due to
Immunodeficiency
Immunodeficiency
recurring infections (fatal)
Autoimmunity
Immune systems attacks own cells
Reactive oxygen species
Necrosis