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Chapter 3
Cells
29
Anatomy
Professional
09/30/2009

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Term
Cell membrane Contains small head and tail structures that are:
Definition
(Head)Hydrophilic
(Tail)Hydrophobic
Term
Mitochondria
Definition
Convert energy to ATP. Known as POWERHOUSE of the cell
Term
Lissome
Definition
Digest substance, clean up waste
Term
Golgi apparatus/Body
Definition
Transport system
Term
Endoplasmic Reticulum (ER)
Definition
Smooth: synthesize lipids
Rough: Synthesize protiens
Term
Ribosomes
Definition
Protein synthesis(manufactures protiens)
Term
Nucleolus
Definition
Makes ribosomes
Term
Cytoplasm
Definition
Holds organelles, liquid is cholesterol
Term
Centroiles
Definition
Separate chromosomes during cell division
Term
Vesicles
Definition
Store/move materials in bulk
Term
Proxisomes
Definition
Break down harmful substances
Term
5 Parts of cell division:
Definition
Interphase, Prophase, Metaphase, anaphase, telophase
Term
Mitoses and meiosis mean:
Definition
Division between normal cells, and division between sex cells
Term
Cell membrane contains:
Definition
Phosphates, lipids, proteins, cholesterol, and is bi-layered structure
Term
Nucleus
Definition
Largest organelle, makes chromosomes
Term
Passive processes for transport include:
Definition
Diffusion, osmosis, filtration, facilitated diffusion
Term
Diffusion transport
Definition
Moves from high to low concentration
Term
Facilitated Diffusion transport
Definition
Proteins help carry from high to low concentration
Term
Osmosis
Definition
absorption
Term
Filtration
Definition
Like coffee filter, carried out by urinary and kidneys
Term
Active transportation (Requires energy ATP)
Definition
Endocytosis,exocytosis
Term
Endocytosis consists of two parts:
Definition
Phagocytosis - Brings solids(larger particle matter)
pinocytosis - Brings liquids
Term
Exocytosis consists of:
Definition
Sending materials (typically wastes) from the cell
Term
Cytology
Definition
Study of the cell
Term
Types of microscopes
Definition
Single lens, compound light, transmission, scan electron
Term
Surface organelles
Definition
Flagellum - Tails of sperm only flagellum found in humans
Cilia
Term
Cell aging
Definition
free radical injury, enzyme injury, gene alteration, slowing cell activity, apotosis - program cell death
Term
Cells and Cancer
Definition
Uncontrolled reproduction, cells spread producing cancer, cancer cells form tumors crowding out normal cells
Term
Cancer risk factors
Definition
heredity, chemicals, ionizing, radiation.
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