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health science 3
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Question | Answer |
---|---|
nucleus | controls cell activity, "brain" of the cell, important in cell division |
lysosome | contain enzymes that digest/destroy old cells and bacteria, important in immune system |
mitochondria | "powerhouse" |
ebdoplasmic retuculum | transports materials in and out of the nucleus; protein synthesis |
chromatin | contain DNA and protein, carries genes |
centrosomes | seperate in cell division and form fibers that attach to chromosomes |
nucleolus | cell reproduction |
cell membrane | outer protective covering, semipermiable |
pinocytic vesicle | allow molecules to enter |
cytoplasm | site of all chemical reactions |
golgi apparatus | produces, stores, and packages secretions for discharge from the cell |
anatomy | study of form and structure |
physiology | study of process |
pathophysiology | study of how disease occurs and body's response |
mitosis | asexual cell reproductionused by most cells |
meiosis | process by which sex cells reproduce |
tissues | cells of same type joined together for a common purpose, made up of water and various dissolved substabces |
epithelial | covers surface of body, forms lining of tracts, forms glands |
connective | supports organs and body parts |
soft connective | adipose (fatty) and fibrous (ligments/tendons) |
hard connective | cartilage (tough elastic material) and bone (osseous tissue) |
liquid connective | blood (circulates O2 and CO2) and lymph (transports tissue fluid) |
nerve | made of neurons, controls and coordinates body activities |
muscle | produces power abnd movement |