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A&P Chap. 2
Anatomy and Physiology Chapter 2 Review
Term | Definition |
---|---|
Carbohydrates always contain what? | Carbon and hydrogen |
Sugar and starch molecules do what? | Provide fuel for the body's work |
How are proteins structured? | Long chains of amino acids |
Lipids and fats store what? | Energy |
What else do lipids and fats do? | Regulate reproductive system |
DNA and RNA are what? | Nucleic acids |
What do DNA and RNA contain and do? | The body's genetic information and carry it from cell to cell |
What makes up 2 thirds of body mass? | Water |
What does the plasma membrane control? | What is contained inside a cell and what moves in and out |
What is active and passive transport? | Different methods for moving substances inside and outside a cell |
Cytoskeleton | Network of proteins that defines shape, strength, and helps move cell to new location |
Interphase and Mitotic Phase | Life cycle of a cell |
Stages of mitosis | Prophase, Metaphase, Anaphase, Telophase, Cytokenisis |
Nucleus | makes it possible for the cell to transmit information |
Mitochondria | produces ATP, source of energy |
Epithelial glands include what? | the skin, lining of cavities, glands |
Connective tissues do what? | protect the body, give strength, shape |
Muscle tissues generate what to move the body? | Force |
Nerve tissues convey information via what? | Electrical signals |
3 kinds of muscle tissues | Skeletal, cardiac, smooth |
Skeletal and cardiac are striated muscles | They have striations (stripes) |
Skeletal does what? | Pulls on bone to make us move |
Skeletal muscles are long or short? | Long and thin |
Cardiac muscle is the major tissue of what? | The heart |
Are cells longer or shorter in cardiac muscles? | Shorter |
Smooth muscle is found where? | The walls of hollow organs |
Nerve tissues has the ability to what? | Convey information by electrical signaling |
Nerve tissue is concentrated where? | In the brain and spinal cord |
Peripheral nervous system | Nerves outside central nervous system |
Nervous system cells do what? | generate, transmit, and receive electrical igna;s: neurons |