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(LEVELS OF ORGANIZATION)

Terms in this set (20)

what level would be considered as atomic and molecular

-simplest building blocks of matter: subatomic particles, atoms and molecules
chemical level
what level would be considered as the most basic single cell

-most basic level of organization
cellular level
what level would be considered as a group of cells that work together to accomplish one or more specific functions
tissue level
what level would be considered as epithelial, connective, muscular, and nervous
tissue level
what level would be considered as tissues working together

-when two or more tissues work together for a specific function
organ level
what level would be considered as organs working together
organ system level
what level would be considered as integumentary, muscular, skeletal, nervous, endocrine, cardiovascular, lymphatic, respiratory, digestive, urinary, reproductive male and female
organ system level
_____ are tissues that are widespread throughout the body

-form the covering of all body surfaces
-line body cavities and hollow organs
-are the major tissue in glands
epithelial
_____ is tissue that supports, protects, and gives structure to other tissues and organs in the body

-made up of cells, fibers, and a gel-like substance
-types of include bone, cartilage, fat, blood, and lymphatic tissue
connective
_____ tissue is composed of cells that have the special ability to shorten or contract in order to produce movement of the body parts

-supplied with blood vessels
-skeletal, smooth, cardiac
muscle
_____ tissue is found in the brain, spinal cord, and nerves

-responsible for coordinating and controlling many body activities
-generate and conduct impulses
nervous
_____ system is your body's central framework

-consists of bones and connective tissue, including cartilage, tendons, and ligaments
-also called the musculoskeletal system
skeletal
_____ system the major controlling, regulatory, and communicating system in the body

-the center of all mental activity including thought, learning, and memory
-together with the endocrine system, the system is responsible for regulating and maintaining homeostasis
nervous
_____ system is a messenger system comprising feedback loops of the hormones released by internal glands of an organism directly into the circulatory system, regulating distant target organs
endocrine
_____ system consists of the heart, blood vessels, and blood

-primary function is to transport nutrients and oxygen-rich blood to all parts of the body and to carry deoxygenated blood back to the lungs
cardiovascular
_____ system network of tissues, vessels and organs that work together to move a colorless, watery fluid called lymph back into your circulatory system (your bloodstream
lymphatic
_____ system is a biological system consisting of specific organs and structures used for gas exchange in animals
respiratory
_____ system the mouth, pharynx (throat), esophagus, stomach, small intestine, large intestine, rectum, and anus

-includes the salivary glands, liver, gallbladder, and pancreas, which make digestive juices and enzymes that help the body digest food and liquids
digestive
_____ system includes the kidneys, ureters, bladder and urethra

-system filters your blood, removing waste and excess water
-waste becomes urine
urinary
_____ system tissues, glands, and organs involved in producing offspring (children)
reproductive
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