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ASVAB General Science 2022 | Over 140 Terms and Explanations
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ASVAB General Science 2022 | Over 140 Terms and Explanations
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ASVAB General Science 2022Arthropods - invertebrates with segmented bodies and jointed legs
Monera - most primitive kingdom; organisms are prokaryotic; includes bacteria
Chordata - vertebrates animals; includes man
Fiber - provides bulk w/c allows the large intestine to carry away waste matter
Arteries - carry blood from the heart to the tissues of the body
Veins - carry blood back to heart from the cappilaries
Cappilaries - permit the exchange of materials between the blood & the body's cells
Platelets - cell fragment that allow blood to clot
Lipase - changes fats to glycerol and fatty acids
Pancreatic amylase - breaks down complex carbohydrates into simple sugar; helps digest
starchy foods
Trypsin - converts polypeptides into amino acid
Bile - produced by the liver aids in the physical digestion of emulsifying fat
Cerebellum - concerned with the mascular coordination of the brain
Medulla - connection between the brain and the spinal cord; controls involuntary actions
Spinal cord - carry impulses; control center for many simple reflexes
Somatic nervous system - part of the peripheral nervous system; sending sensory information;
controls voluntary actions
Autonomic nervous system - part of the peripheral nervous system; regulates involuntary
activities
Meiosis - process by which gametes are created
Protista - simplest eukaryotes (cells have nuclei)
ex: slime, water slime molds
, Fungi - decomposers (saprothrops) ; includes mushrooms
Ecology - study of interrelationships between organisms & their physical surroundings
Biosphere - zone of planet earth where life naturally occurs, including land, water & air
Biome - species bound together by similar climate, vegetation & animal life
Ecosystem - system made up of a community of animals, plants as well as the non-living
Geology - deals with the history and composition of the earth and its life
Outer core - 2,300 km thick liquid
Inner core - 1,200 km radius solid
Richter scale - use to measure the intensity of the earthquake
Igneous rock - formed from hardening of molten rock or magma, w/c is called lava when
reaches the surface of the earth
ex: granite, pumice, basalt, obsidian
Sedimentary rock - formed by sedimentation or gradual depositing of small bits of rock, clay
& other materials
ex: shale, sandstone, gypsum, dolomite, coal
Metamorphic rock - formed when existing rock material is altered through temperature,
pressure, or chemical processes
ex: marble, slate, gneiss, quartzite
Precambrian eon - period before the fossil record began
Meteorology - study of weather, atmosphere, & atmospheric phenomena
Troposphere - lowest level of the atmosphere where all weather takes place. here found the
79% nitrogen & 21% oxygen
Stratosphere - above troposphere and jet stream where airflow is mostly horizontal; here
found the ozone layer; 60 degrees celcius
Ozone layer - absorbs ultraviolet radiation from the sun
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