Chapter 2Admn1040
Quiz yourself by thinking what should be in
each of the black spaces below before clicking
on it to display the answer.
Help!
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| cell | basic unit of all living things.
-human body composed of trillions, vary shape, size, function
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| cell membrane | forms the boundary of the cell
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| cytoplasm | gel-like fluid inside the cell
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| nucleus | largest structure within the cell, usually spherical and centrally located.
-contains chromosomes for cellular reproduction & is control centre of the cell
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| chromosomes | located in the nucleus of cell
46 total chromosomes in all normal human cells
sex cells, 23.
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| genes | regions within chromosome. Each chromosome has several thousand genes that determine hereditary characteristics
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| DNA | deoxyribonucleic acid
comprises each gene, is genetic material that regulates activities of the cell
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| tissue | group of similar cells that performs a specific function
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| muscle tissue | composed of cells that have special ability to contract, usually producing movement
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| nervous tissue | found in the nerves, spinal cord, and brain.
responsible for coordinating and controlling body activities
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| connective tissue | connects, supports, penetrates, and encases various body structures.
Adipose(fat), osseous (bone) tissues, and blood are types
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| epithelial tissue | major covering of the external surface of the body, forms membranes that line body cavities & organs & is the major tissue in glands
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| organ | two or more kinds of tissues that together perform special body functions
e.g.skin is an organ composed of epithelial, connective, muscle, & nerve tissue
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| system | group of organs that work together to perform complex body functions
e.g. heart->blood, blood vessels. Transport nutrients & oxygen to cells and remove co2 & waste
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| Integumentary System | Composed of skin, nails, and glands.
-protective covering of body, regulates temp, helps manufacture vit D
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| Respiratory system | Nose, pharynx(throat), larynx(voice box), trachea(windpipe), bronchial tubes,& lungs
-performs respiration which provides for the exchange of oxygen and co2 within body
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| Urinary system | Kidneys, ureters, bladder, urethra.
-removes waste material (urine) from the body, regulates fluid volume, & maintains electrolyte concentration
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| Reproductive system | female- ovaries, uterine tubes, uterus, vagina, and mammary glands
male- testes, urethra, penis, prostate gland & associated tubes.
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| Cardiovascular system | Composed of the heart & blood vessels.
-Pumps and transports blood throughout body
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| Lymphatic system | composed of a network of vessels,ducts, nodes, & organs
-Provides defense against infection
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| Digestive System | Composed of the gastrointestinal tract which includes esophagus, stomach, large&small intestine, plus accessory organs, liver, gallblader, pancreas
-prepares food for use by body & eliminates waste
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| Musculoskeletal system | muscles, bones, joints
-provides movement & framework for body, protects vital organs such as brain, stores calcium, & produces red blood cells
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| Nervous system | brain, spinal cord, nerves
-Regulates body activities by sending and receiving messages
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| Endocrine system | composed of glands that secret hormones.
-hormones regulate many body activities
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Review the information in the table. When you are ready to quiz yourself you can hide individual columns or the entire table. Then you can click on the empty cells to reveal the answer. Try to recall what will be displayed before clicking the empty cell.
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Or sort by any of the columns using the down arrow next to any column heading.
If you know all the data on any row, you can temporarily remove it by tapping the trash can to the right of the row.
To hide a column, click on the column name.
To hide the entire table, click on the "Hide All" button.
You may also shuffle the rows of the table by clicking on the "Shuffle" button.
Or sort by any of the columns using the down arrow next to any column heading.
If you know all the data on any row, you can temporarily remove it by tapping the trash can to the right of the row.
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