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Lecture 1 - homeostasis – PoNF Study Exam Questions With Correct Answers.

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Lecture 1 - homeostasis – PoNF Study Exam Questions With Correct Answers. Define homeostasis - answerMaintaining a stable internal environment with similar conditions what is the general organisation of the body systems - answercells, tissues, organs, systems, organisms what are the nervous...

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  • September 17, 2024
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Lecture 1 - homeostasis – PoNF Study Exam
Questions With Correct Answers.


Define homeostasis - answer✔Maintaining a stable internal environment with similar
conditions

what is the general organisation of the body systems - answer✔cells, tissues, organs, systems,
organisms

what are the nervous, endocrine and MSK systems required for in homeostasis - answer✔to
seek, supply and access nutrients

why is the respiratory system required in homeostasis - answer✔to supply oxygen

why is the alimentary system required in homeostasis - answer✔to break down food into
useable forms and absorb across gut wall into bloodstream

why is the CVS required in homeostasis - answer✔to transport oxygen and nutrients via the
bloodstream to the cells and transport carbon dioxide and waste from cells to resp, alimentary
and renal systems for disposal

what coordinates all the systems in homeostasis? - answer✔nervous and endocrine systems

what is the basic concept of homeostasis? - answer✔output must = input

why must we maintain constant internal environment? - answer✔to ensure optimal function and
processes

What is negative feedback? in relation to homeostasis - answer✔the key mechanism by which
homeostasis is maintained
describe the negative feedback mechanism in relation to increase in body temperature -
answer✔temperature increased
shift from normal range
nervous or endocrine systems produce a response - sweating
correction of original disturbance

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