A decrease in parasympathetic discharge to the heart, Biology

Assignment Help:

A decrease in parasympathetic discharge to the heart leads to

A. a decrease in the conductance of F-channels in SA node cells.

B. an increase in the conductance of potassium channels associated with muscarinic ACh receptors in SA node cells.

C. an increase in the amount of ACh (acetylcholine) released near SA node cells of the heart.


Related Discussions:- A decrease in parasympathetic discharge to the heart

How vaginal infections cause, How Vaginal infections cause Sulfonamide ...

How Vaginal infections cause Sulfonamide creams, other ''broad-spectrum'' vaginal preparations, and currently available preparations of Lactobacillus  species or dairy products

State about heller nitric acid test, State about Heller's Nitric Acid Test ...

State about Heller's Nitric Acid Test Take 1 ml concentrated (fuming) nitric acid in a test tube and add 2 ml of urine by means of a pipette by the side of the test tube and la

What is starch , Starch exists in plants as insoluble starch granules in c...

Starch exists in plants as insoluble starch granules in chloroplasts.  Each starch granule   holds   a   combination   of   two   polysaccharide    forms, amylopectin and amylose.

Structure and fate of endosperm, Structure and Fate of Endosperm The ...

Structure and Fate of Endosperm The cells of endosperm are usually thin-walled, large isodiametric and devoid of pits and store large amount of food materials. The starch alo

Define the improper prosthetic designing, Improper Prosthetic Designing ...

Improper Prosthetic Designing is also a cause of failure and it reiterates the importance of planning the case with the end in mind. The choice between fixed or removable prost

What is mucic acid test and its principle, What is Mucic Acid Test and its ...

What is Mucic Acid Test and its principle? This is a specific test for galactose and is given by galactose as well as lactose, which is made up of galactose and glucose. Pr

Disaccharides, Disaccharides can be understood as follows 1.Sugars made...

Disaccharides can be understood as follows 1.Sugars made up of the two monosaccharides held together by the covalent bond; like sucrose and lactose . 2. Type of sugar (sacch

Explain coiling of garden pea tendrils, Coiling of garden pea tendrils arou...

Coiling of garden pea tendrils around any support is an example of: 1. Thigmotaxis 2. Thigmonasty 3. Thigmotropism 4. Thermotaxis Thigmotropism

What are the two big groups into which cells are classified, Cells are clas...

Cells are classified into eukaryotic or prokaryotic. Prokaryotic cell is that with no a delimited nucleus. Eukaryotic cells are those with nucleus delimited by membrane.

Circulation, Circulation, Respiration and Excretion of Asteroidea Aste...

Circulation, Respiration and Excretion of Asteroidea Asteroids depend upon the circulation of coelomic fluid for the transport of gases and some nutrients. The blood vascular

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