NR-283 Patho quiz 1 with 100% correct answers -Chamberlain

What is the term used to describe a relative balance in body functions?

Homeostasis

If the term physiology refers to a branch of biology that deals with the function and activities of life or living matter, i.e. organs, tissue, or cells, what is pathophysiology?

changes that result for disease

Give an example of the pathophysiology of an organ, tissue or cell.

organ: Ischemia

tissue: Gangrene

cell: dysplasia

What are the three levels of prevention? Give examples of each

Primary: vaccines

Secondary: screenings

Tertiary: rehabilitation

What are some causes of cellular damage

genetics, nutritional, infectious, environmental

Reduced tissue size or mass

Atrophy

increased tissue size or mass

hypertrophy

varies in size and shape

Dysplasia

undifferentiated cells-variable nuclear and structures

Anaplasia

Enlarged tissue mass

hyperplasia and hypertrophy

New Growth

neoplasia

Increase in size of individual cells

hypertrophy

Apoptosis

programmed cell death, normal

increased when cell development abnormal

Ischemia

circulatory obstruction (decreased supply of 02)

Gangrene

DM, Atherosclerosis

Atrophy

malnutrition, lack of exercise

Hyperplasia

pregnancy (enlargement of uterine wall)

metaplasia

smoking (stratified squamous epithelial replaces ciliated columnar epithelium in the respiratory tract)

Inflammation

trauma

Dysplasia

HPV (abnormal Pap)

hypoxia

COPD, Pneumonia

Necrosis

Bacterial infections, TB, Myocardial Infarction