http://www.pharmacorama.com/en/Sections/Acetylcholine_2_2.php#5
Acetylcholine is a bronchoconstrictor.
histamine acts on the H1 receptors found in the bronchioles, causing bronchoconstriction.
it reduces the swelling
walls become narrower
well asthma is when the bronchioles swell up because of dust/pollen etc. basically any reaction of histamine in the body, then they become constricted which prevents you from being able to breathe properly
There are the bronchi and bronchioles
description of the bronchioles
Histamine and heparin
The Bronchioles connect the brochi and the alveoli
Bronchioles are connected to................ the Aveoli and the Bronchi
no it is the basophils that produce histamine
No, bronchioles are found in the lungs, not the larynx.
it is bronchioles
The bronchioles carries inhaled and exhaled air to and from the alveoli.