Summary Homeostasis in Humans - Life Sciences (Biology)
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Module
Life Sciences
Institution
12th Grade
a well summarised document based on textbook Life Science study Guide by E Russell. Includes Explanations on topics such as : Osmoregulation, negative feedback systems in the human body and thermoregulation.
of
omeostasisprocess maintainingaconstantinternal Homeostasis in
withinnarrowlimitsdespite
environment
humans BLOODSUGARLEVELS INSULINGLUCAG
changes that
take
placeinternallyexternally oncoleessentialforcellularrespiration
oxygenicabondioxidelevel broken
toreleaseenergy
down
AIP
waterconcentration suppliesEtosenstormetabolis
animbalancecan activities Essential
glucoseconcentration
µ of
shortage glucose
life
ellihavenoetoperform activities
temperature
excess
glucosecells
malfunction fatal
PH
metabolic
wastes
need tobe removed
c onstantly NEGATIVEFEEDBACKTOCONTROL
OSMOREGULATION LEVELS
OXYGEN CO2
cellular
respiration Gwaste p roduct
É'veo't s blood excessortocelisstrespirationrate harmtultocells
pituitary
via
stimulated
shortageontocellststmetabourate deathotcell
renattubule
exceisco tacionyottissuetino denature
enzymes
Hiatymeable
osmoreceptor
in detect
hypothalamus
lessitioreabsorbed i negatively
affect
cells
change
byblood
capillaries
Is water
lostinurine
nightemp
a cells
receptor
weathering incarotidartery
detect pit
moretto
blood
reabsorbed
capillaries
by osmoreceptorsin
hypothalamus
detect
change impudent
venaltubules to
medullaoblongata
moreyeriggable adit pituitary
stimulated
Honey s isecretemoreabit medullaseno
impulieto
SODIUMLEVELS is breathing
muscles
wallsotrenaltubule
lesspermeabletosalt
Diaphragms
n intercostal
muscles
contract
actively
Adrenal
cortexs ecretes lesisalt
lessaloosterone absorbed
Frateanodepth
a Dotbreathing
binging
salty
s nacks moresaitis
sweating excretedin
urine morecoexhaled
a salt
Normal Dmoreorinnated
levelinalood
notenough
lesssalt
inurine salt DHeartbeatsfaster
adrenal
cortex morebloodflowwithmore
secretemore
Octocells
salt
more aldosterone
reabsorbed morecoctromcelistolung
n walls renalu
of
tubulemore
permeable co tiPHnormal
tosalts rate
Breathing Heart
returntonormal
asresultofnegative
feedback
frommedulla
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