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60 Cards in this Set
- Front
- Back
tissue
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collection of similar cels that act together to perform a function
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4 main types of tissues
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-epithelial
-connective -muscle -nervous |
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epitelial tissue
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covers and lines most of the body but also some parts fiund within the body.
these cells are packed tightly together forming a sheet that has no blood vessels in it |
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shapes of epithelial cells
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-squamous
-cuboidal -columnar -transitional |
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squamous
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flat or scalelike
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cuboidal
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cube-shaped
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columnar
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columnlike
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transitional
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stretchy and variably shape
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simple
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cells are arranged in a single layer
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stratified
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cells are arranged in several layers
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pseudostratified
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epithelium that looks stratified but isnt
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membrane
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sheetlike structure found throughout the body that perform special functions.
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matrix
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noncellular material in which cells can be embedded
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epithelial membrane
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posses a layer of epithelial tissue and a thin bottom layer of a specialized connective tissue
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epithelial membrane divided into 3 sections
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-cutaneous
-serous -mucous |
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cutaneous
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aka skin
main organ of the integumentary system makes up 16% of total body weight |
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serous
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two layered membrane with potential space in between
-parietal -visceral |
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parietal
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lines the wall of the ventral body cavities
also produces serous fluid, reduces friction between tissues and organs |
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visceral
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wraps around the organs
also produces the serous fluid, reduces friction between tissues and organs |
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mucous
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lines openings to the outside of the body,
named this because they contain special cells that produce mucus |
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connective tissue
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holding things together provides structure and support, storing fluid and nutrients.
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connective tissue 4 subcategories
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-connective tissue proper
-cartilage -bone -blood |
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connective tissue proper
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delicate webs of loose connective tissue that holds tissues and organs together
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cartilage
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had its cells embedded in tiny holes in a gelatinous matrix
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bone
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hardest if your tissues, cells live in holes called lacunae, the matrix is made of calcium and phosphate thus is very hard
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synovial
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is the membrane type associated with connective tissue
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synovial fluid
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found in the spaces between joints and produces slippery substance, reduces friction
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muscle tissue
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provides the means for movement by and within the body
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3 types of muscle tissue
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-skeletal
-cardiac -smooth |
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skeletal muscle
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striated, is attached to bones and causes movement by contracting and relaxing
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voluntary muscle
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conscious effort
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cardiac muscle
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found in the walls of the heart
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involuntary muscles
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subconscious movement
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smooth muscle
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forms the walls of hollow organs
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nervous tissue
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acts as arapid messenger service for the body
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nervous tissue 2 subcategories
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-neurons
-neuroglia |
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neurons
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conductors of information
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neuroglia
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cells function as support cels
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dendrites
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branchlike formations that make up party of the neuron,
they receive sensory information |
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axon
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trunklike shaped structure,
transports information away from the cell body |
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meninges
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membranes associated with nervous tissue covering the brain and spinal cord
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fibroblasts
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cells that can develop into connective tissue
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vital organs
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organs you can not live without
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muscular system.
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responsible for getting you up and moving.
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integumentary system
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regulates the body temperature, and changes the diameter of blood vessel
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nervous system
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rapid messenger of the body that both receives and sends message for activities to occur
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sensations
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measurements of conditions that occur inside and out the body
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3 main function for nervous system
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sensory, processing and interpreting messages, and motor
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4 main part of the nervous system
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nerve cells, spinal cord and fluid, peripheral nerves, and the brain
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endocrine system
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release chemical substance called hormones, reguate the bodys metabolic process, regulate the fluid and the eletrolyte balances of the body
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cardiovascular system
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main transport system to each cell in the body, substance necessary for life and transported to the cells and waste is transported away from cells.
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respiratory system
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supplies us with fresh oxygen, maintain proper acid-base balance of the blood and aids in eliminating ingested alcohol
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lymphatic system
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responsible for helping to maintain proper fluid balance in our body and protecting it from infection
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lymph nodes
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act as filters to capture unwanted infective agent
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immune system
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produces special infection-fighting whute blood cells
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lymphocytes
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infection-fighting whiteblood cells
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digestive system
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breaks down raw materials mechanically and chemically into a use able substance, then is absorbed and transported to the cells or the waste part of the body
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urinary system
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filtration of the blood and eliminate waste products, regulate number of red blood cells and the acid-base and electrolyte balance of the blood
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reproductive system
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reproduces offspring so we can continue to exist
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genitourinary//GU system
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reproductive and urinary systems combined
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