Diseases and Treatments

What is the cause of a disease?

Etiology

acute

Sudden, severe; having a short course

Chronic

Of long duration, progressing slowly

micro-organisms

An organism too small to be seen without the aid of a microscope

pathogen

An organism capable of causing disease (root path/o means “disease”)

trauma

A physical or psychological wound or injury

What is a distinct area of damaged tissue, an injury, or wound?

lesion

necrosis

death of tissue

prolapse

A dropping or downward displacement of an organ or part, ptosis

hernia

Protrusion of an organ through an abnormal opening; commonly called a rupture

neoplasia

An abnormal and uncontrolled growth of tissue; from prefix neo- meaning “new” and root plasm meaning “formation”

What causes immune disorders?

failures of the immune system, allergies, and autoimmune diseases, in which the body makes antibodies to its own tissues

What causes metabolic disorders?

lack of enzymes or other factors needed for cellular functions. Many hereditary disorders fall into this category. Malnutrition caused by inadequate intake of nutrients or inability of the body to absorb and use nutrients also upsets metabolism

What causes hormonal disorders?

underproduction or overproduction of hormones or by an inability of the hormones to function properly. One common example is diabetes mellitus

How do Mental and emotional disorders affect the body?

it affect the mind and adaptation of an individual to his or her environment