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75 Cards in this Set
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Physiology |
Scientific study of the process &functions of the body that support life. |
Study of bod-funct. |
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Developmental Anatomy |
How anatomy changes over the life cycle. |
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Gross Anatomy |
Study of the body structures large enough to be visible to the naked eyes. |
Visible structures study |
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Anatomy |
Scientific study of the structures of the body & the relationship of its parts. |
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Regional Anatomy |
Study of all structures of a particular area. |
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Systemic Anatomy |
Study of the body divided into three systems that contribute to the same function. |
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Surface Anatomy |
Study of the internal organs & structures as they are recognized from & related to the overlaying skin surface. |
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Organizational Physiology |
Study of the body organization. (e.g. Cellular physiology) |
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Pathophysiology |
Study of the disease & the functional changes in the body during the course of an illness. |
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Systemic Physiology |
Study of the body systems (e.g. cardiophyiology) |
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Homeostasis |
A condition in which the body's internal environment remains relatively constant within physiologic limits. |
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Metabolism |
Chemical reaction that occurs in cells to effect transformation, production, or consumption. |
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Maintenance of Boundaries |
Keeping the internal environment distinct from the external environment. |
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Movement |
The ability to transport the entire being, as well as internal components, throughout the body. |
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Responsiveness |
Ability to sense, monitor, & respond to the external environment. |
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Conductivity |
The movement of energy from one point to another. |
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Growth |
A normal increase in the size &/or number of cells. |
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Respiration |
The absorption, transport, & use or exchange of respiratory gases ( O2 & Co2 ) |
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Digestion |
Process by which food products are broken down into simple substances to be used by individual cells. |
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Absorption |
The transport & use of nutrients. |
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Secretion |
The production & delivery of specialized substances for diverse functions. |
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Excretion |
The removal of waste products. |
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Circulation |
The movement of fluids, nutrients, secretions, & waste products from one area body to another. |
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Reproduction |
Formation of new being; also the formation of new sales and the body to commit growth, repair, & replacement. |
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Atom |
Small particle of an element. |
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Element |
Substance composed of a single kind of atom. |
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Molecule |
Combination of 2 or more atoms. Smallest part that can exist independently without losing the physical & chemical properties of that substance. |
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Compound |
Substance made up of different types of atoms. (matter) |
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DNA (Deoxyribonucleic acid) |
Hereditary code for building & maintaining living organisms. |
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RNA (Ribonucleic acid) |
Similar to DNA, messenger. |
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C, Cytosine/ G, Guanine |
Always pair. |
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A, Adenine/ T, Thymine |
Always pair. |
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Metabolism |
Chemical processes that convert food & air into energy for our bodies. Body stores energy as compounds (protein, crabs, & lipids) chemical reactions are what form & break down these compounds. |
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Anabolism |
Reactions that use energy to build complex molecules. |
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Catabolism |
Reactions that release energy as they break down complex compounds. |
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(ATP) Adenosine Triphosphate |
Energy used in anobolism & catabolisim |
Fuel |
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Inorganic Compounds |
Chemical structures that do not have carbon & hydrogen atoms. |
No C & H. |
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Organic compounds |
Chemical structures that have carbon & hydrogen atoms. |
Yes C & H. |
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Carbohydrates |
Simple or complex. Supply most of the energy to the body. |
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Lipids |
Fats that form structures & provide energy. |
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Proteins |
Comprised of amino acides and chains called peptides. Form the structural framework of the body. |
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Nucleic acid |
Major component of ova (eggs) & sperm. Conveys information about the genetic cycle. DNA & RNA. |
Carry gen info |
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Organelles |
The basic structure found in cells. Each has a specific function to perform. |
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Passive transport |
Transport of substance across the cell membrane without use of energy. Diffusion Osmosis Filtration Carrier-mediated transport |
No E trans |
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Active transport |
Transport of substances across a cell membrane requiring APT energy. |
ATP trans. -En |
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Cytoplasm |
Material enclosed by cell membrane. |
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Endoplasmic reticulum |
Network distributed throughout cytoplasm Rough to smooth |
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Golgi apparatus |
Process & packages protein & some carbs for distribution to other parts of the cell or for secretion from the cell. |
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Lysosomes |
Contain enzymes that function as the digestive system of the cell. |
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Piezoelectric |
Ability for certain materials to produce electrical current when deformed or compressed, especially in a crystalline substance, such as bone matrix. When electric currents pass through them, these substances reform slightly & vibrate. |
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Atrophy |
A decrease in size of body part or organ caused by a decrease in the size of the cells. |
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Cardiac muscle fibers |
Small, straited, involuntary muscle fiber (cells) in the heart that contract to pump blood. |
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Connective tissue |
Most abundant type of tissue, Supports & holds together the body/n parts, Protects body from foreign matter, & is organized to transport substances throughout the body. |
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Cytosol |
Fluid that surrounds the nucleus or organelles inside the cell membrane. |
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Cell |
The basic structural unit of living organism. Contains a nucleus & cytoplasm & is surrounded by a membrane. |
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Collagen |
A protein substance composed of small fibrils that combine to make connective tissue or fasciae... |
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Collagenous fibers |
Tough strong & have minimal stretch capability. High degree of tensile strength. Meaning they can withstand longitudinal stress. |
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Endocytosis |
The cellular process of engulfing particles located outside the cell membrane into a cell by forming vesicles. |
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Cytoskeleton |
A framework of proteins inside the providing flexibility and strength. |
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Diffusion |
Movement of ions and molecules from an area of higher concentration to that of a lower concentration. |
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Elastic fibers |
Connectivity tissue fibers that are extensible & elastic. Made of protein called elastin which returns to its original length after being stretched. |
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Epithelial tissue |
Specialized group of tissues that cover &protect the surface of the body & its parts. |
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Exocytosis |
The movement of substances out of a cell. |
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Ground substance |
The medium in which cells & protein fibers are suspended. Ground substance is usually clear & colorless & has the consistency of thick syrup. |
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Homeostasis |
The relatively constant state of the internal environment of the body that is maintained by adaptive responses. Specific control in feedback mechanisms are responsible for the adjusting body systems to maintain this state. |
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Hypertrophy |
An increase in the size of a cell, which results in the increase in the size of the body part or organ. |
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Matrix |
The basic substance between the seller of a tissue. Matrix is composed of amorphous ground substance consisting of molecules that expand when water molecules and electrolytes bind to them. As much as 90% of connective tissue is ground substance. Fiber is make up the other component of matrix |
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Membrane |
Offend, sheet-like layer of tissue that covers a cell, in Oregon, or some other structure; lines a tube or a cavity; 4 divide or separate one part from another. |
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Microvilli |
Small projections of the cell membrane that increase the surface area of the cell. |
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Osmosis |
Diffusion of water from a region of lower concentration of solution to a region of higher concentration of a solution across the simipermeable membrane of a cell. |
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Phospholipid bilayer |
Cell membrane made up of lipids, carbohydrates, and proteins. |
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Physiology |
The study of the processes and functions of the body involved in supporting life. |
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Reticular fibers |
Delicate connective tissue fibers that occur in networks and support small structures, such as capillaries, nerves fibers in basement membrane. Reticular fibers are made of of a specialized type of collagen called reticulin. |
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Skeletal muscle fibers |
Large, cross-striated cells that make up muscles connected to the skeleton; under involuntary control of the nervous system. |
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Tissue |
A group of similar cells combine to perform a common function. |
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