Function of Living Organisms

hapter 1 Thebodyisorganized biologicallevelsfromsimpleto complex cell tissue organ organsystem organism atom molecule levelsoforganizationusedto describe IL EYEL'T 9Th AhPcanbestudiedby developmental or life stage embryo fetus child adult geriatric nonvisible things aceto and iffyemic yf.glhfgai stiff areaofthebody imagingtechnique invasive vs noninvasive leveloforganization bodystatus exercise disease studyingtheliving organism byprocesses Characterized operateunderphysical andchemicallaws Montions of livingorganisms Metabolism sumofall chemicalreactions in body Responsiveness abilitytodetect respond tochanges Movement motionofbody organs cells moleculeshavetomovemoleculestohavemetabolism andcells Growth Increaseinsizeor numberofcellsimmffis Differentiation specialized developmentfrom unspecialized to Reproduction productionofnewcell or individual Inthehumanbody all functionsrequire celltocell communication systems of humanbody integumentary protectionME.se nfernal environment Noninvasive diagnostic technique Muscular moved.atafsbmfadnYs skeletal supports lipids contains internal environment inspection useof contractions siteof muscle attachment store ofminerals Jointsftp.ygygfsfehmesnygf.ffsmpwnh fetmat radiograph Xray protects body 1 9919procedure Nervous control communication function ImitingHikari it pinterest.ae re'sitnaintiwimagind'gs Endocrine control communication function slow achievedwith hormones clastslonger ardiovascular ftp.pffnafffhhffffff thffffhhhhhlation Lymphatic immune protectionfrom disease Respiratory exchangegases withexternalenvironment Imagingprocedure computedtomography CT Digestivesystem obtainnutrients fromingestedfood imaging procedure endoscopy noninvasive diagnostictechnique percussion Urinary removeswaste fromblood regulatesvolumeandcomposition ofblood Reproductive production of gametes for zygote fertilization imagingprocedure Ultrasound noninvasive diagnostictechnique palpation Anatomical Position descriptionsofthebodyrequire a specific stance bodyupright facingobserver headandeyes facing forward feetflat onthefloorandforward upperlimbstotheside palmsturned forward Directional terms usedto describe onepartrelativeto another Anteriorvs posterior Lateral vs Medial superior vs inferior proximal vs Distal superficial vs Deep Regionalnames majorregions head neck trunk upperlimb lowerlimb specificregions referstoonlyone location yourleftsideisnotthesubjectsleftside Planes sections plane cut realorimaged throughabody partofthebodyremainingafterthecut sagittal dividesleftfromright section frontal dividesanteriorfromposterior transverse divides superiorfrom inferior oblique dividesat an angle Bodycavities cranial vertebral POffayor cavities spaceswithin body that contain andprotectinternal organs cranial cavity bony case contains brain vertebral cavity bony column contains spinal cord anterior fdfififiififi.fi thoracic chest cavity formed by ribs muscles sternum diaphragm of vertebral column part contains Ikkidythia.PH tiohYitYhtainstheheart contains pericardial cavity abdominopelvic by bounded diaphragm pelvic girdle muscles contains peritoneal cavity of abdominal wall Line extendingfromcrestof hip bones separatestheabdominalandpelviccavities serous Membranes linesbodycavities that DONotopentotheexterior pleural pericardial peritoneal double walled outside layer parietal insidelayer visceral linedw ii iiii linkedin.info Abdominal quadrants quadrantsusedfor describing site ofpain or abnormality sagittal transverse umbilicus bellybutton lines cross at the umbilicus serousmembrane as transverse ma Abdominal Regions regions usedforlocation of structures age regionalboundaries subcoastalline tmall.fi iiiatiitesI stomach below Feedback Homeostasis dynamic equilibrium of internalvariables relieson functional interaction maintenance ofbody fluids homeostasis Y YfEia Yasma fit Feedback cycleofevents thatregulate internal conditions controlled condition variable regulated stimulus 1 2 Stimulus receptor anydisruption in controlledcondition body too hot inbrain stiff ftp.ya.ie Includrefeffomponents Effector'enter negativefeedback inhibits changes in regulated variables verycommon bodytemp positivefeedback enhances changes uncommon laborcontractions bloodclotting Feedforward cycles anticipatechanges cephalicphase of digestion uncommon tomeostatic imbalances If homeostasis notmaintained disorder diseases ordeath may occur Disorder any abnormalityofstructure or function Disease illness with recognizable signs andsymptoms symptom sign SUBJECTIVE change in body function OBJECTIVE measurable change in body function fever bloodpressure rash etc