Cytology Flashcards

Cytolody

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What is a cell?[a] BASIC UNIT OF LIFE

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CELL MEMBRANE – structure [a] phospholipid bilayer with integral proteins.

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NUCLEUS – define[a]This organelle contains the genetic material

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CYTOPLASM – define[a]This substance contains everything between the cell membrane and the nucleus.

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CYTOSOL – define[a]This is the fluid portion of the cytoplasm also known as intracellular fluid.

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ORGANELLES – define[a]The discrete structures inside a cell that are enclosed in plasma membranes and have specific shapes and functions.

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INCLUSIONS – define[a]Storage spaces within the cytoplasm containing raw materials for the cell.

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integral proteins – define[a] various proteins located in the cell membrane such as carrier molecules, channels and receptorrs.

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CILIA – define[a] numerous hair-like fibrils that project from some cells.

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FLAGELLA – define[a] a whip-like fiber for propulsion extending from a cell.

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MICROVILLI – define[a] finger-like extensions of cell membranes to increase surface area.

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RIBOSOMES – function[a] the sites of protein synthesis.

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ENDOPLASMIC RETICULUM – structure [a]a network of membranes found in the enclosed space of cytoplasm.

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Rough Endoplasmic reticulum – structure [a] canals in a cell bound with ribosomes.

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Smooth Endoplasmic reticulum – structure [a]canals in a cell with no ribosomes

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GOLGI COMPLEX – function[a]This organelle packages and delivers proteins and lipids to the cell membrane.

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LYSOSOMES – structure [a] Thes membrane enclosed vesicles contain powerful digestive enzymes capable of breaking down a wide variety of molecules.

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MITOCHONDRIA – function[a] the site of aerobic catabolism of glucose.

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CENTRIOLES – function[a]Thes organelles coordinate the movements of chromosomes during cell division.

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PASSIVE transport of material for a cell – examples [a]DIFFUSION, OSMOSIS, and FILTRATION .

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DIFFUSION – define[a]This type of transport causes the movement of solute molecules from an area of high concentration to an area of low concentration. (respiratory gases)

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OSMOSIS – define[a]This type of transport causes the movement of a solvent (water) across a semipermeable membrane from an area of high concentration to low concentration.

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ACTIVE TRANSPORT of material for a cell – examples [a]PINOCYTOSIS and PHAGOCYTOSIS and Carrier molecules

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PINOCYTOSIS – define[a]This cellular process encloses dissolved particles (the cell drinks).

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PHAGOCYTOSIS – define[a]This cellular process encloses large, undissolved particles (the cell eats).

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ENDOCYTOSIS – define[a]A processby by which a cell absorbs materials.

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EXOCYTOSIS – define [a]A processby by which a cell expells materials.

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Cytology reversed

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What is the process by which a cell expells materials?[a]EXOCYTOSIS

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What is the process by which a cell absorbs materials?[a]ENDOCYTOSIS

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What is the process by which a cells encloses large, undissolved particles (the cell eats)?[a]PHAGOCYTOSIS

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What is the processby by which a cell encloses dissolved particles (the cell drinks)?[a]PINOCYTOSIS

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What kind of transport are PINOCYTOSIS and PHAGOCYTOSIS and Carrier molecules?[a]ACTIVE TRANSPORT

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What kind of transport causes the movement of a solvent (water) across a semipermeable membrane from an area of high concentration to low concentration[a]OSMOSIS

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What kind of transport causes the movement of solutes from an area of high concentration to an area of low concentration. (i.e.respiratory gases)[a]DIFFUSION

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What kind of transport is DIFFUSION, OSMOSIS, and FILTRATION?[a]PASSIVE transport of material for a cell

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Which organelles coordinate the movements of chromosomes during cell division[a]CENTRIOLES

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This is the site of aerobic catabolism of glucose.[a]MITOCHONDRIA

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Which membrane enclosed vesicles contain powerful digestive enzymes capable of breaking down a wide variety of molecules?[a]LYSOSOMES – structure

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This organelle packages and delivers proteins and lipids to the cell membrane.[a]GOLGI COMPLEX

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What are membranes or canals in a cell with no ribosomes?[a]Smooth Endoplasmic reticulum

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What are membranes or canals in a cell bound with ribosomes?[a]Rough Endoplasmic reticulum

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What organelles are the site of protein synthesis?[a]RIBOSOMES

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What are finger-like extensions of cell membranes to increase surface area?[a]MICROVILLI

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What is a whip-like fiber for propulsion extending from a cell?[a]FLAGELLA

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What are numerous hair-like fibrils that project from some cells?[a]CILIA

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What are the proteins located in the cell membrane such as carrier molecules, channels and receptors?[a]integral proteins

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What are storage spaces within the cytoplasm containing raw materials for the cell?[a]INCLUSIONS

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What is the fluid portion of the cytoplasm, also known as intracellular fluid[a]CYTOSOL

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Which organelle contains the genetic material?[a]NUCLEUS

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What is a phospholipid bilayer with integral proteins?[a]CELL MEMBRANE

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What is the fluid outside the cell?[a] interstitial fluid aka tissue fluid aka the internal body environment

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WHAT IS THE BASIC UNIT OF LIFE?[a] the cell

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