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HBHD CH 6
MECHANISMS OF DISEASE
| Term | Definition |
|---|---|
| HEALTH | PHYSICAL, MENTAL, AND SOCIAL WELL BEING, NOT MERELT THE ABSENCE OF DISEASE |
| DISEASE | ABNORMALITY IN BODY FUNCTION THAT THREATENS HEALTH |
| ETIOLOGY | STUDY OF - FACTORS- THAT CAUSE DISEASE |
| IDIOPATHY | REFERS TO DISEASE W/ UNKNOWN CAUSE |
| SIGNS/ SYMTOMPS | OBJECTIVE AND SUBJECTIVE ABNORMALITIES ASSOCIATED W/ DISEASE |
| PATHOGENESIS | PATTERN OF DISEASE DEVELOPMENT |
| EPIDEMIOLOGY | STUDY OF - OCCURENCE, DISTRIBUTION, AND TRANSMISSION- OF DISEASE IN HUMANS |
| ENDEMIC DISEASE | NATIVE TO **LOCAL REGION |
| EPIDEMIC | OCCURS WHEN DISEASE AFFECTS MANY PEOPLE AT THE SAME TIME |
| PANDEMIC | WIDESPREAD |
| PATHOPHYSIOLOGY | STUDY OF - UNDERLYING PHYSIOLOGICAL- ASPECTS OF DISEASE |
| INECTIOUS MECHANISMS | PATHOGENIC ORGANISMS AND PARTICLES |
| NEOPLASTIC MECHANISMS | TUMORS AND CANCERS ( ABNORMAL GROWTH OF CELLS) |
| TRAUMATIC MECHANISM | PHYSICAL AND CHEMICAL AGENTS |
| METABOLIC MECHANISM | ENDOCRINE INBALACE AND MALNUTRITION |
| INFLAMMATORY MECHANISM | AUTOIMMUNITY, INFLAMMATION, AND DEGENERATION |
| VIRUSES | MICROSCOPIC, INTRACELLULAR PARASITES THAT CONSIST OF NUCLEIC ACID CORE WITH PROTEIN COAT. INVADE HOSTS CELLS AND PIRATE ORGANELLES AND RAW PROTEIN. CLASSIFIED BY SHAPE, NUCLEIC ACID TYPE, AND METHOD OF REPRODUCTIION |
| PRIONS | PATHOGENIC PROTEIN (P) MOLECULES CONVERT PROTEINS TO ABNORMAL PROTEINS, CAUSING ABNORMAL FUNCTIONS THAT PRODUCE DISEASE, MAY BE PASSED DOWN TO OFFSPRING |
| WHAT CAN CAUSE RARE DEGENERATIVE DISORDERS OF THE NERVOUS SYSTEM SUCH AS BOVINE SPONGIFORM ENCEPHALOPATHY AND VARIATN CREUTZFELD JAKOB DISEASE | PRIONS |
| BACTERIA | TINY CELLS W/O NUCLEI SECRETES TOXINS, PARASITIZES HOST CELLS, AND FORMS COLONIES |
| AEROBIC | NEED OXYGEN |
| ANAEROBIC | DO NOT NEED OXYGEN |
| BACILLI | ROD SHAPED |
| COCCI | ROUND |
| SPORES | NON REPRODUCING FORMS OF BACTERIA THAT RESIST UNFAVORABLE ENVIRONMENTAL CONDITIONS |
| FUNGI | SIMPLE ORGANISMS SIMILAR TO PLANTS BUT LACKING CHLOROPHYLL |
| YEASTS | SMALL, SINGLE CELLED |
| MOLDS | LARGE, MULTICELLULAR |
| MYCOTIC INFECTIONS | OFTEN RESIST TREATMENT |
| PROTOZOA | LARGE ONE CELLED ORGANISMS THAT HAVE ORGANIZED NUCLEI MAY INFEST HUMAN FLUID AND PARASITIZE THEM OR DESTROY CELLS |
| AMEOBAS | POSSES PSUDOPODIA |
| FLAGELLATES | POSSES FLAGELLA |
| CILLATES | POSSESS CILIA |
| SPOROZOA | ENTER CELLS DURING ONE PHASE OF A 2 PART LIFE CYCLE, BORNE BY VECTORS DURING THE OTHER PHASE |
| NEMATODES | ROUND WORMS |
| PLATYHELMINTHS | FLATWORMS OR FLUKES |
| ARHTROPODS | OFTEN VECTORS OF DISEASE... MITES, TICS, LICE, FLEAS, BITING/ STINGING WASPS, BEES, MOSQUITOS, SPIDERS |
| VACCINATION | STIMULATES IMMUNITY |
| PAPILLOMA | FINGER LIKE PROJECTIONS |
| ADENOMA | GLANDULAR TUMOR |
| NEVUS | SMALL, PIGMENTED TUMOR |
| LIPOMA | ADIPOSE( FAT) TUMOR |
| BONE TUMOR | BONE TUMOR |
| CHRONDROMA | CARTILAGE TUMOR |
| MELANOMA | INVOLVES MELANOCYTES |
| ADENOCARCINOMA | GLANDULAR CANCER |
| LYMPHOMA | LYMPATHIC CANCER |
| OSTEOSARCOMA | BONE CANCER |
| MYELOMA | BONE MARROW CANCER |
| FIBROSARCOMA | CNACER OF FIBROUS TISSUE |
| CACHEXIA | SYNDROME INCLUDING APETITE LOSS, WEIGHT LOSS, AND GENERAL WEAKNESS |
| INFLAMATORY RESPONSE | REDUCES NJURY TO TISSUES, MAINTAINING HOMEOSTASIS |