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HB Sum23 Exam1
Term | Definition |
---|---|
Levels of Organization 1 | Atoms, molecules, cells, tissues, organs, systems, organism |
Directional Terms 1 | Superior, inferior, anterior, posterior, ventral, dorsal, medial, lateral, proximal, distal, superficial, deep **Anatomical position? |
Planes of the Body 1 | Sagittal, Midsagittal, Frontal, Transverse |
Body Cavities 1 | Dorsal, Ventral |
Homeostasis 1 | relative consistancy of the internal environment |
Feedback Loops 1 | response pathways that involve stimulus-response negative vs. positive |
Atoms 2 | Protons, neutrons |
Chemical Bonds 2 | Ionic Covalent Hydrogen |
pH Scale 2 | neutral solution, pH of blood alkaline vs. acidic |
Carbohydrates 2 | sugars & complex carbohydrates, primary function is to store energy |
Lipids 2 | diverse group of fat soluble molecules, provide padding, forms membrane of cells |
Phospholipids 2 | similiar structure to lipids, has 2 heads & a tail, forms membrane of cells |
Steroids 2 | molecules made up of amino acids held together in long chains |
Nucleic Acids 2 | made up of nucleotides that include phosphate, a sugar, and nitrogen |
DNA 2 | used as the cell's coding "source", forms a double helix |
RNA 2 | used as a temporary "working code" of a gene |
Cells 3 | cells are microscopic and vary in their function |
Parts of the Cell 3 | Plasma membrane, ribosomes, endoplasmic reticulum, mitochrondia, microvilli, cilia, nucleus |
Types of Membrane Transport 3 | Active vs. Passive Active=cells require energy, passive= cells do not require energy Passive ex: diffusion, osmosis Active ex: Ion pumps, phagocytosis, pinocytosis |
Cellular Growth & Reproduction 3 | Hypertrophy, Atrophy Hyperplasia, Anaplasia |
Types of Tissue 4 | Epithelial, Connective, Muscle, Nervous |
Tissue Repair 4 | Scars vs. keloids |
Organ Systems 5 | Integumentary, Skeletal, Muscular, Nervous, Endocrine, Cardiovascular, Lymphatic/Immune, Respiratory, Digestive, Urinary, Reproductive |
Health vs. Disease 6 | health includes physical, mental, social well being disease- a disruption in body function that threatens health |
Patterns of Disease 6 | Endemic, Pandemic, Epidemic |
Disease Risk Factors 6 | Genetics, Age, Lifestyle, Stress, Environment, preexisting conditions |
Pathogens 6 | Viruses, Bacteria, Fungi, Parasites |