Mechanism of Health and Disease
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| What does the nervous system control | transmit impulse and conduction
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| What does the endocrine system control? | hormone regulation
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| What is positive feedback loop? | starts at point A to Z, gets fastert and faster until it gets to point Z
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| What is more important negative or positive feedback loop? | negative
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| Why is negative more important? | it works to keep homeostasis in body
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| What things do all loops have? in order 1st to last | senor, control center(brain), effector
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| What is negative feedback loop? | it post a change in a contol condition
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| Give an example of negative feedback loop | excerseing til 3am. you come out of breathe & breath harder as a way to returing to normal
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| What are body rhythms? | internal clock
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| What recieves the nerve impulse & sets on motion? | baro receptors
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| What is the sympathic nervous system responsible for? | your fight or flight response
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| Daily stress does what to the sympathic nerve system? | stimulate
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| Name three things the disrupt body rhythms? | sound, light temp
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| How can genetice affect homastasis? | mutatuions of genes, 2 many or 2 less chromosomes
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| How does cold change homostasis? | slows,cold is physical
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| How do chemicals screw up homostasis? | change the enviroment, toxins and radiation
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| Degeneration is normal for what? | aging
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| degeneration in other forms is? | tissue break apart
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| What is immune deficiency | inability to fight germs
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| Tell about Bacteria | antibiotic; has cell wall, no nuclei
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| Tell about Virus | antiviral; no cell wall, has to have a host, is alive
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| Tell about Fungus | anitfungal; plantlike organism, the fly movie
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| Cancers that are linked to genetic factors | skin & breast cancer
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| cancers linked to carcinogens | industrial waste, cigs
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| cancers of age | leukemia an colon
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| 1st step of the inflammatory response | heat and redness
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| 2nd step of the inflammatory response | swelling
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| 3rd step of the onflammatory response | pain
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| What are reciptors for pain called? | noci receptors
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| What is the term for very sensitive to pain | hyperalgesia
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| Prickling pain type | pins & needles
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| Burning pain type | usually from muscle fatique
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| Deep muscle pain | comes from tendons and joints
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| What is the term for the study of diease | pathology
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| If you are born with a diease is called | congential disease
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| Epidemiology | studies the freq, trans, occur of disease (timeline)
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| What is a syndrome | group of signs & symptons of a condition
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| What does pathology mean | the study of diease
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| What is subacute pain | more than acute less than chronic
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| Etiology is the study of what? | what causes a disease
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| Diseases with unknown causes are called what | idiopathic
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| Prognosis is what | the expected outcome of a disease
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| pathogeneis is what | following the development of a disease
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| What is the 1st step of the inflammatory process? | change in blood circulation
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| What is the 2nd inflammatory process? | changes in vessel wall permeability
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| what is the3rd inflammatory process? | release of inflammatory mediators
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| What is the 1st response of the arterioles injury? | vasoconstriction, then vasodilation
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| most common mediator of inflammation | histamine
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| Parenchymal cells (tissue repair) | tissue function
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| Stromal cells | tissue structure
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| labile cells | regenerate easy & quick
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| stable cell | regenerate slow
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| permanent cell | barely regenerate
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