Homeostasis, Biology

Assignment Help:

HOMEOSTASIS -

Homeo = same,   Stasis = state

Living beings maintain their internal environment by self regulating system, it is called homeostasis.

Term coined by W. B. Cannon.

Examples -

1.       When we enter in a cinema hall from bright light, nothing is visible for a moment, within few seconds every thing is adjustable.

2.       In exercise heart beat is increased for the time being, due to rest it becomes normal. After heavy exercise temperature of body is increased & it becomes normal after some time. Hypothalamus is thermoregulatory centre of body.

872_homeostasis.png

3.       Regulation of sugar level in blood by insulin (-ve) & glucagon (+ve).

4.       Kidney maintains acid base balance in body i.e. give out acidic urine from basic blood.

780_homeostasis1.png


Related Discussions:- Homeostasis

Pbpk modeling for improvement drug discovery , There are many characteristi...

There are many characteristics of the ideal drug candi-date. One of these is that its pharmacokinetics should meet its intended use. Many potentially useful drug can-didates, howev

Phylum annilida, how we attempt a question of phylum annilida in exam?

how we attempt a question of phylum annilida in exam?

Explain evolutionary relationship among animal groups, Evolutionary relatio...

Evolutionary relationship among various animal groups is depicted in the cladogram given below. P, Q and R respectively shown: a.  Vertebrae, hair and four limbs. b.  B

Thermal properties-specific heat-water properties, Thermal Properties ...

Thermal Properties The range of temperature variatidn in the aquatic environment is smaller in comparison to air. This means the rate of change of temperature is slower in the

What are the major biological processes, Q. What are the major biological p...

Q. What are the major biological processes in which calcium participates? Calcium is present in approximately all cells and has various functions. Calcium has an significant ro

Why is the use of condoms, Why is the use of condoms not just a contracepti...

Why is the use of condoms not just a contraceptive method but also a health protection behavior? The use of condoms besides being an efficient contraceptive method also helps

What do you understand by serial homology, What do you understand by Serial...

What do you understand by Serial homology? Metamerization results in a linear series of segments which share a common embryonic origin. Ancestrally, all metameres were identica

Initial and the final energy levels in catalyzed reactions, Q. Is there a d...

Q. Is there a difference between the initial and the final energy levels in non-catalyzed and catalyzed reactions? The catalysis does not modify the energetic state of reagents

Define risk assessment, Define Risk assessment Risk  assessment  has  ...

Define Risk assessment Risk  assessment  has  been  described  as  the process  of  organizing  information concerning a particular  risk in  a systematic way  so  that the dec

Pluripotent scs:grouping of stem cells, Pluripotent SCs : Characterizing...

Pluripotent SCs : Characterizing more restricted abilities for differentiation.their sources are some celles blastocyst (5-14 days) embroys, so can from over 200 cells types i.e

Write Your Message!

Captcha
Free Assignment Quote

Assured A++ Grade

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd