Exam (elaborations)
HTHSCI 1H06A: Homeostasis Questions and Answers
- Course
- Institution
HTHSCI 1H06A: Homeostasis Questions and Answers
[Show more]
Seller
Follow
codersimon
Reviews received
Content preview
1-17 of 17Which feedback system manages temperature regulation when you are too hot?
Negative feedback
-Dilation of blood vessels to radiate heat to skin to be released in the form
of sweat
, Which feedback system manages temperature regulation when you are too cold?
Negative feedback
-conserving heat (constricting cutaneous blood vessels)
-producing heat (release of adrenalin and thyroid hormone, contraction of
skeletal muscle to shiver)
What is the main difference between positive feedback and negative feedback
mechanisms?
In POSITIVE feedback: the effector moves the variable FURTHER from the
starting point to provide MORE stimulus to EXAGGERATE the change in
the variable
Why are positive feedback mechanisms always found within other negative feedback
mechanisms?
Because the positive feedback loop must terminate with some distinct
event (E.G. birth ends contractions)
What are examples of external and internal factors that can affect homeostasis?
The benefits of buying summaries with Stuvia:
Guaranteed quality through customer reviews
Stuvia customers have reviewed more than 700,000 summaries. This how you know that you are buying the best documents.
Quick and easy check-out
You can quickly pay through EFT, credit card or Stuvia-credit for the summaries. There is no membership needed.
Focus on what matters
Your fellow students write the study notes themselves, which is why the documents are always reliable and up-to-date. This ensures you quickly get to the core!
Frequently asked questions
What do I get when I buy this document?
You get a PDF, available immediately after your purchase. The purchased document is accessible anytime, anywhere and indefinitely through your profile.
Satisfaction guarantee: how does it work?
Our satisfaction guarantee ensures that you always find a study document that suits you well. You fill out a form, and our customer service team takes care of the rest.
Who am I buying this summary from?
Stuvia is a marketplace, so you are not buying this document from us, but from seller codersimon. Stuvia facilitates payment to the seller.
Will I be stuck with a subscription?
No, you only buy this summary for R149,39. You're not tied to anything after your purchase.
Can Stuvia be trusted?
4.6 stars on Google & Trustpilot (+1000 reviews)
75057 documents were sold in the last 30 days
Founded in 2010, the go-to place to buy summaries for 14 years now