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A&P ch 3&4
mot 123
| Question | Answer |
|---|---|
| diffusion of molecules requiring carrier enzymes | facilitated diffusion |
| the engulfing of something by a moving cell | phagocytosis |
| the engulfing of something by a stationary cell | pinocytosis |
| the diffusion of water through a semi-permeable membrane | osmosis |
| the movement of molecules from an area of greater concentration to a area of lesser concentration | diffusion |
| water and dissolved materials move through a membrane from an area of higher pressure to an area of lower pressure | filtration |
| the use of energy to move molecules from an area of lesser concentration to an area of greater concentration | active transport |
| columnar cells with cilia on their free surface forming the tracheal lining sweeping mucous and bacteria towards the pharynx and the fallopian tubes to sweep the ovum toward the uterus | cilitated epithelium |
| many layers of cells, suface cells are alternating round or flat which permits stretching of the urinary bladder as it fills | transitional epithelium |
| one layer of flat cells, forming the alveoli of the lungs, capillaries and permits gas exchange also lines arteries and veins and is smooth to prevent abnormal clotting of the blood | simple squamous epithelium |
| many layers of cells with cell surface being flat forming the epidermis of the skin and the lining of the mouth and esophagus | stratified squamous epithelium |
| one layer of cube shaped cells secreting the hormones of the thyroid gland and also secreting the saliva of salivary glands | simple cuboidal epithelium |
| one layer of cells that are taller than they are wide forms the stomach lining and secreting gastric juices also forms the lining of the small intestine and may have microvilli to increase the surface area of absortion of nutrients | simple columnar epithelium |
| label cell | p 50 |
| unicellular gland consists of only one cell | goblet cell |
| name for a nerve cell | neuron |
| neurons are specialized to generate and transmit | chemical reactions |
| label nerve cell | three parts |