•Beta-agonists for Asthma
-Dilate bronchioles but speed up the heart because both ß1 and ß2 receptors are stimulated
-Specific ß2 -agonists just dilate the bronchioles
•Salbutamol (Ventolin) is a specific agonist of the ß2 receptor and provides tremendous relief for asthma sufferers.
They open up to make the lumen larger.
The Bronchioles connect the brochi and the alveoli
atropine, phenylephrine, cyclopentolate...
Not necessarily. Eyes dilate for many reasons.
Constricts bronchioles leading to increased airway resistance and decreased air flow
Bronchioles don't have cartilage because they need to be able to constrict and dilate
They open up to make the lumen larger.
Nebuliser helps in administration of any type of drug(bronchodilator) till the level of bronchioles. as it creates a mist of a drug instilled by breaking drug particles ,s o that they reach till the bronchioles. so as to dilate the bronchi, with its warm effect also helps in loosening secrections. especially, in cases of COPD, ASTHMA,etc....
You are activating the sympathetic nervous system, "fight or flight" mode. Eyes dilate, your heart rate increases, gastrointestinal system slows, bronchioles dilate, etc.
No it's dilated by the sympathetic nervous system to allow more air to enter through it
The smooth muscle in the walls of the bronchioles is very sensitive to the concentration of carbon dioxide. A rising level of CO2 causes the bronchioles to dilate. This lowers the resistance in the airways and thus increases the flow of air in and out.
Prozac can dilate the pupil of the eye.
The drug Homogrin contains homatropine hydrobromide, an acetylcholine inhibitor.Eyedrops containing Homogrin are used to dilate and fix the pupils for eye examinations.
Pupils can dilate for several different reasons. They dilate mainly when exposed to less light, because the dilation helps the person to see better in dim light. They can dilate because of a medicine or an illegal drug. They can dilate because of emotion, but that is not always the reason. See the Related Link below.
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Horner's is a malfunctioning of the sympathetic innervation to the pupil. Depending on what drug is used to dilate the pupil, and where the malfunction is, it could do.
There are the bronchi and bronchioles