• Wrong document? Swap it for free
  • Written by students who passed
  • Immediately available after payment
  • Read online or as PDF
Sell
Where do you study
Your language
Document preview thumbnail
Preview 2 out of 8 pages
Exam (elaborations)

Endocrine System (Physiology) Questions And Correct Answers

Document preview thumbnail
Preview 2 out of 8 pages

ENDOCRINE SYSTEM (PHYSIOLOGY) QUESTIONS AND CORRECT ANSWERS

Content preview

ENDOCRINE SYSTEM (PHYSIOLOGY)
QUESTIONS AND CORRECT ANSWERS
MainA2functionA2ofA2theA2endocrineA2systemA2-A2Ans--
ToA2coordinateA2bodyA2systemsA2andA2maintainA2homeostasis

EndocrineA2systemA2-A2Ans--
worksA2withA2theA2nervousA2system,A2andA2isA2aA2moreA2leisurelyA2systemA2ofA2communic
ationA2thanA2theA2nervousA2system

EndocrineA2glandsA2-A2Ans--
glandsA2ofA2theA2endocrineA2systemA2thatA2containA2secretoryA2cellsA2thatA2releaseA2horm
onesA2intoA2theA2extracellularA2fluidA2whereA2theyA2diffuseA2intoA2theA2bloodstream

HormonesA2-A2Ans--
chemicalA2messengers,A2mostlyA2thoseA2manufacturedA2byA2theA2endocrineA2glands,A2tha
tA2areA2producedA2inA2oneA2tissueA2andA2affectA2another

TheA2majorA2endocrineA2glandsA2are...A2-A2Ans--
Pituitary,A2Thyroid,A2Parathyroids,A2AdrenalsA2andA2Pineal

OrgansA2thatA2haveA2endocrineA2tissueA2include...A2-A2Ans--
Hypothalamus,A2Thymus,A2Pancreas,A2Ovaries,A2Testes,A2Heart,A2Placenta,A2Stomach,A2
IntestinesA2andA2Kidneys

TargetA2CellsA2-A2Ans--
cellsA2thatA2recognizeA2theA2hormone'sA2chemicalA2structure,A2theyA2comeA2inA2contactA2
withA2hormonesA2andA2areA2affectedA2byA2them

ReceptorsA2-A2Ans--
onA2targetA2cells,A2theyA2areA2proteinA2moleculesA2thatA2recognizeA2andA2bindA2toA2specifi
cA2hormones,A2theyA2determineA2whetherA2theA2cellA2isA2affectedA2byA2thatA2hormone

TheA2chemicalA2makeupA2ofA2theA2hormoneA2determines...A2-A2Ans--
howA2theA2hormoneA2canA2influenceA2theA2targetA2cells

TwoA2mainA2typesA2ofA2hormonesA2-A2Ans--Lipid-soluble,A2Water-soluble

SteroidsA2-A2Ans--aA2lipid-
solubleA2hormoneA2thatA2isA2areA2derivedA2fromA2cholesterolA2andA2areA2mostlyA2secreted
A2mostlyA2fromA2theA2ovaries,A2testesA2andA2adrenalA2glands

, Lipid-solubleA2hormoneA2-A2Ans--
NewA2mRNAA2isA2formedA2andA2directsA2synthesisA2ofA2newA2proteins,A2NewA2proteinA2alt
ersA2cell'sA2activity

Water-solubleA2hormoneA2-A2Ans--
madeA2ofA2aminoA2acids,A2cannotA2passA2throughA2lipidA2bilayerA2ofA2theA2plasmaA2memb
rane,A2alreadyA2presentA2inA2cell

Lipid-solubleA2hormoneA2process:A2-A2Ans--
theyA2moveA2easilyA2throughA2targetA2cell'sA2plasmaA2membrane.A2insideA2theA2steroidA2h
ormoneA2combinesA2withA2theA2receptorA2molecules.A2InsideA2theA2nucleusA2theA2hormon
eA2receptorA2attachesA2toA2DNAA2andA2activatesA2genesA2toA2synthesizeA2proteins

Water-solubleA2hormoneA2process:A2-A2Ans--
ConsideredA2firstA2messengers,A2ExertA2theirA2effectsA2indirectlyA2byA2bindingA2toA2recept
orsA2onA2theA2surfaceA2ofA2theA2targetA2cellA2whichA2stimulatesA2secondA2messengersA2
withinA2theA2cellA2thatA2carryA2outA2theA2effectA2
ofA2theA2hormone

cyclicA2adenosineA2monophosphateA2(cAMP)A2-A2Ans--
secondA2messenger.A2HormonesA2bindA2oA2theA2receptorA2siteA2whichA2promptsA2theA2co
nversionA2ofA2ATPA2toA2cAMP,A2thenA2theA2cAMPA2activatesA2theA2enzymeA2withinA2theA2c
ellA2whichA2turnsA2onA2anotherA2andA2soA2on.

ProteinA2KinaseA2-A2Ans--
AnA2enzymeA2thatA2transfersA2phosphateA2groupsA2fromA2ATPA2toA2aA2protein,A2thusA2pho
sphorylatingA2theA2protein.

NegativeA2FeedbackA2mechanismA2-A2Ans--
(moreA2common)A2aA2controlA2systemA2whereA2aA2stimulusA2initiatesA2aA2responseA2thatA2
reversesA2orA2reducesA2theA2stimulus,A2therebyA2stoppingA2theA2responseA2untilA2theA2sti
mulusA2occursA2again,A2increasedA2bloodA2levelA2ofA2hormoneA2inhibitsA2itsA2furtherA2rele
ase

PositiveA2feedbackA2-A2Ans--
mechanismA2ofA2homeostasisA2feedbackA2thatA2tendsA2toA2stimulateA2aA2processA2orA2incr
easeA2itsA2outputA2ex:A2oxytocinA2andA2uterine,A2contractionsA2ofA2childA2birth

InteractionsA2betweenA2hormonesA2-A2Ans--Antagonistic,A2synergistic,A2permissive

AntagonisticA2-A2Ans--
theA2effectA2ofA2oneA2hormoneA2opposesA2theA2effectA2ofA2theA2otherA2hormone

SynergisticA2-A2Ans--
theA2responseA2ofA2aA2tissueA2toA2aA2combinationA2ofA2hormonesA2isA2isA2muchA2greaterA2t
hanA2itsA2responseA2toA2eitherA2individualA2hormone

Document information

Uploaded on
December 17, 2025
Number of pages
8
Written in
2025/2026
Type
Exam (elaborations)
Contains
Questions & answers
$12.49

Wrong document? Swap it for free Within 14 days of purchase and before downloading, you can choose a different document. You can simply spend the amount again.
Written by students who passed
Immediately available after payment
Read online or as PDF

Seller avatar
LECTUREKIM
1.0
(2)
Sold
12
Followers
0
Items
3990
Last sold
1 month ago




Why students choose Stuvia

Created by fellow students, verified by reviews

Quality you can trust: written by students who passed their tests and reviewed by others who've used these notes.

Didn't get what you expected? Choose another document

No worries! You can instantly pick a different document that better fits what you're looking for.

Pay as you like, start learning right away

No subscription, no commitments. Pay the way you're used to via credit card and download your PDF document instantly.

Student with book image

“Bought, downloaded, and aced it. It really can be that simple.”

Alisha Student

Working on your references?

Create accurate citations in APA, MLA and Harvard with our free citation generator.

Working on your references?

Frequently asked questions