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Ch. 2 terms
Term | Definition |
---|---|
abdominal cavity | cavity that contains the organs of digestion, abdomen |
adenectomy | surgical removal of a gland aden/ectomy |
adenocarcinoma | malignant tumor that originates in the glandular tissue adeno/carcin/oma |
adenoma | benign tumor that arises in or resembles glandular tissue aden/oma |
adenomalacia | abnormal softening of a gland adeno/malacia |
adenosclerosis | abnormal hardening of a gland adeno/sclerosis |
anaplasia | change in the structure of cells in thier orientation to each other ana/plasia |
anatomy | study of the structures of the body |
bloodborne transmission | spread of disease through blood or other body fluids |
caudal | toward the tail caud/al |
cephalic | toward the head cephal/ic |
chromosome | genetic structure located within nucleus of each cell, contains about 100,000 genes, human somatic cell- 46 chromosomes, 23 pairs |
communicable disease | contagious disease |
congenital disorder | abnormal condition that exists at the time of birth |
cytoplasm | material within the cell membrane cyto/plasm |
distal | away from the middle |
dorsal | back of the organ or body dors/al |
dysplasia | abnormal development or growth of cells, tissues, or organs dys/plasia |
endemic | ongoing presence of a disease within a population en/dem/ic |
endocrine glands | glands that do not have ducts-secrete hormones directly into blood endo/crine |
epidemic | sudden and widespread outbreak of a disease within a specific population epi/dem/ic |
epigastric region | region above the stomach epi/gastr/ic |
etiology | study of the causes of diseases eti/ology |
exocrine glands | secrete chemical substances into ducts exo/crine |
functional disorder | produces symptoms for which no physiological or anatomical cause can be identified |
genetic disorder | pathological condition caused by absent or defective gene |
hemophilia | group of hereditary bleeding disorders |
homeostasis | process of maintaining a constant internal environment homeo/statasis |
hyperplasia | abnormal increase in number of cells and enlargement of organ hyper/plasia |
hypogastric region | located below the stomach hypo/gastr/ic |
hypoplasia | incomplete development of and organ or tissue hypo/plasia |
iatrogenic illness | unfavorable reponse to prescribed medical treatment |
idiopathic disorder | illness without a known cause idio/path/ic |
infectious disease | illness caused by a living pathogenic organism |
inguinal | relating to the groin |
medial | toward the midline |
mesentary | fused double layer of the parietal peritoneum that attaches parts of the intestine to the interior abdominal wall |
midsagittal plane | midline, splits into left and right |
nosocomial infection | disease acquired in a hospital |
pandemic | outbreak of disease occuring over a large geographic area pan/dem/ic |
pelvic cavity | cavity that contains reproductive organs |
peritoneum | multilayered membrane that protects and holds the organs in place |
peritonitis | inflammation of the peritoneum periton/itis |
phenylketonuria | rare genetic disorder in which the essential digestive enzyme phenylalanine hydroxylase is missing |
physiology | the study of the functions of the structures of the body physi/ology |
posterior | in the back poster/ior |
proximal | nearer the middle |
retroperitonel | located behind the peritoneum retro/periton/eal |
stem cells | unspecialized cells, can sometimes change into other cell types |
thoracic cavity | chest cavity, has heart and lungs |
transverse plane | splits body into top and bottom |
vector-borne transmission | spread of disease due to the bite of a vector |
ventral | the front or belly side of the organ or body ventr/al |
anatomical position | standing up straight facing front, arms are at sides and palms are facing forward |
anterior | situated in the front |
superior | uppermost, above, toward head |
inferior | lowermost, below, toward feet |
lateral | toward the side of the body |
parietal peritoneum | outer layer of peritoneum that lines the wall of the abdomin |
visceral peritoneum | inner layer of the peritoneum that surrounds the organs in the abdominal cavity |
structures of the body | cells, tissues, organs, organ systems, body |
cytology | study of cells cyt/ology |
cytologist | person who studies cells |
adult stem cells | found in organs, maintain and repair, many theraputic uses, can be transplanted |
embryonic stem cells | come from cord blood, harvested at birth, grow rapidly, do not require a match to transplant embryo/nic |
cell membrane | tissue that surrounds and protects contents of a cell |
nucleus | structure within cell, controls activity of cell, helps cell divide |
DNA | deoxyribonucleic acid |
gene | strand of DNA that codes for one protein, controls herditory diseases and physical traits |
genetics | study of how genes are passed to offspring |
gamete | sex cell, only has 23 chromosomes |
genetic mutation | change in sequence of DNA molecule |
cystic fibrosis | genetic disorder from birth affects breathing and digestive systems |
down syndrome | genetic variation with 3 21st chromosomes |
Huntington's disease | genetic disorder, causes nerve degeneration |
muscular dystrophy | genetic diseases, weakness and degeneration of skeletal muscles |
epithelial tissue | forms a protective covering for all body surfaces, also forms glands |
connective tissue | support and connect organs and other body tissues |
muscle tissue | cells that can contract and relax |
nerve tissue | cells that can conduct electrical charges |
aplasia | defective development of, or absence of an organ or tissue |
adenitis | inflammation of a gland aden/itis |
pathology | study of disease path/ology |
pathogen | disease producing microorganism |
organic disorder | produces symptoms cause by physical changes in the body such as a charcteristic rash |