NATS 1610 Study Guide - Midterm Guide: Histology, Glycogen, Cell Nucleus

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Document Summary

Anatomy: the science of structure and the relationships among structures. Histology: the science of microscopic structure of biological material. Atoms hydrogen atom, oxygen atom, carbon atom. Macromolecules protein molecule, dna, glycogen: cellular level. Cells: the basic structual & functional units of an organism. Smallest living units in the human body. Organelles: structural components with specific functions within cells. Obtain nutrients and oxygen from surrounding environment. Perform chemical reactions that provide energy for the cell. Eliminate carbon dioxide & other wastes to surrounding environment. Control exchange of materials between cells & its surrounding environment. Sense & respond to changes in surrounding environment. Reproduce- body development, wound healing: tissue level. Groups of cells and the material surrounding them. Work together to perform a particular function. 4 types: epithelial, connection, muscular, nervous: organ level. 2 or more kinds of tissues joined together to form body structures. Have specific functions: organ system level. Consists of related organs that have a common function.