H-L

channels in bone that contain blood vessels and nerves. aka central canal

tubes arising from the dermis surrounded by invaginations of epithelial tissue, from where hair growth occurs

muscular organs that pumps blood throughout the body

type of lymphocyte that secretes interleukins, a protein that triggers the action of other cells, including the attack of foreign cells by the cytotoxic T cells

protein in red blood cells that carries oxygen from the lungs to the rest of the body

state of carrying different alleles of a gene ex) Aa

joint that allows flexion and extension of the more distal bone along only one plane

a white blood cell secretion that triggers capillary permeability and vasodilatation

the state of carrying a pair of identical alleles of a gene ex) AA or aa

chemical messenger produced by a gland and transported by the bloodstream that regulates specific processes in the body

type of connective tissue that protects bone in articulating joints

checm rxn in which water molecule cleaves a covalent bond to form two products

malfunction of regulatory feedback loops leading to overproduction of thyroid hormone

a location in the brain that is an integration center between the endocrine and nervous system

an antibody

resulting redness, swelling, heat, and pain in the area of defense by innate immunity

transmission of characteristics to offsprings

chemical messengers that restrict the production of certain hormones

collection of nonspecific barriers and cellular responses that serve as an inborn first and second line of defense against pathogens

hormone that triggers the influx of glucose into cells, thus lowering blood glucose levels

organ system comprised of skin and associated organs

proteins secreted by leukocytes when they are infected with viruses

without intentional control

bones that do not fit into the three bone shape categories. not flat bone, long bone, short bone