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Which type of bronchioles don't have cartilage?
Bronchioles don't have cartilage because they need to be able to constrict and dilate
What is the agent that blocks parasympathetic nerve impulses?
Atropine is an agent that blocks parasympathetic nerve impulses by inhibiting the action of acetylcholine at muscarinic receptors. It is commonly used in medical settings to increase heart rate and dilate the pupils.
Pupillary light reflex somatic or autonomic?
The pupillary light reflex is an autonomic response controlled by the parasympathetic and sympathetic branches of the autonomic nervous system. When light is detected by the retina, signals are sent to the brainstem to constrict the pupil (parasympathetic activation) or dilate the pupil (sympathetic activation) depending on the intensity of the light.
What Chemical that causes local blood vessels to dilate?
This substance is called histamine.
What is the medical term meaning headache caused by eating ice cream too fast?
The medical term for a headache caused by eating ice cream too fast is "sphenopalatine ganglioneuralgia," commonly known as "brain freeze." It occurs when something cold touches the roof of the mouth, prompting blood vessels in that area to constrict and then rapidly dilate, causing pain.
Which type of bronchioles don't have cartilage?
Bronchioles don't have cartilage because they need to be able to constrict and dilate
Which drug is used to dilate the bronchioles?
•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.
What happens to your body when you get angry?
You are activating the sympathetic nervous system, "fight or flight" mode. Eyes dilate, your heart rate increases, gastrointestinal system slows, bronchioles dilate, etc.
What happens if Bronchioles dilate?
Dilation of bronchioles increases airflow into the lungs, making it easier to breathe. This can happen in response to sympathetic nervous system activation or inhalation of certain medications like bronchodilators.
What is the agent that blocks parasympathetic nerve impulses?
Atropine is an agent that blocks parasympathetic nerve impulses by inhibiting the action of acetylcholine at muscarinic receptors. It is commonly used in medical settings to increase heart rate and dilate the pupils.
What is the functional importance of the decrease in cartilage and increase in smooth muscle in the lower respiratory passageways?
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.
Pupillary light reflex somatic or autonomic?
The pupillary light reflex is an autonomic response controlled by the parasympathetic and sympathetic branches of the autonomic nervous system. When light is detected by the retina, signals are sent to the brainstem to constrict the pupil (parasympathetic activation) or dilate the pupil (sympathetic activation) depending on the intensity of the light.
What is indication of nebulizer?
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....
What is the scientific word for dilate?
dilate
What is the function of broncholie?
Bronchioles are small air passages in the lungs that branch off from the larger bronchi and lead to the alveoli, where gas exchange occurs. Their primary function is to regulate airflow to the alveoli, facilitating the delivery of oxygen to the blood and the removal of carbon dioxide. They also play a role in warming and humidifying the air that enters the lungs. Additionally, bronchioles contain smooth muscle that can constrict or dilate to control airflow.
Does the respiratory system have smooth muscles that surrounds the bronchioles?
It has smooth muscles in order to support the lungs It is the role of cartilage to structurally support the trachea so it does not collapse in on itself (pulmonary atelectasis) during inspiration when the pressure in the lungs drops below atmospheric level. No that is wrong, smooth muscle is controlled subconsciously by the autonomic nervous system, and its function is to constrict or dilate, (by contracting or relaxing respectively), the airways to ease or restrict air flow through them. For example when you exercise, the smooth muscle will relax causing the diameter of the trachea to increase so more air can flow through them and hence allow a greater volume of oxygen to processed as needed by the body for respiration to release energy and provide this to the muscle cells during exercise. However, when one is surrounded by something which one is toxic such as a harmful gas, then the smooth muscle may contract and constrict the airways to reduce airflow and thus the amount of this toxic substance from entering the lungs and damaging the lung tissue.
How can you use the word dilate in a sentence?
He continued to dilate on the subject for what seems forever. or Darkness and light will cause your eyes to dilate.
