The iris contains muscles that allow the pupil to become larger and smaller !
Answer: The information can be obtained from an expert phlebotomist or through an internet.
<u>Explanation:</u>
The Phlebotomist is one who is trained especially for taking out blood from the veins of patients. Such blood samples are used for testing purposes. If a phlebotomist is new and has no idea regarding collecting a D-dimer or an HIV test then in that case, he can take the help of another phlebotomist who is an expert in collecting such samples.
Such expert the phlebotomist will guide him properly in it. A new phlebotomist might read a book on such tests or can collect information from the internet also. This will resolve his problem.
An optometrist specializes in measuring the accuracy of vision to determine whether corrective lenses are needed.
<h3>Who specializes in measuring the accuracy of vision to determine whether corrective lenses are needed?</h3>
- A doctor of optometry (OD) is a professional who specializes in testing vision accuracy to determine whether corrective lenses or spectacles are required.
- He is commonly known as an optometrist. Optometrists, often known as doctors of optometry, are the pioneers in the field of eye and vision care.
- Optometrists are recognized as physicians by Medicare and are crucial members of the medical community. They look at, identify, manage, and treat eye diseases and problems.
- Optometrists are doctors of optometry (O.D.), not physicians.
- She or he can address anomalies by administering eye drugs and engaging in other visual therapies. If surgery is required, an ophthalmologist is recommended to the patient (M.D)
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The asthma may happen due to inflammation, or some allergies, like dust. It tightens the muscles of the airways, which makes breathing hard. Chronic bronchitis is more serious.
<h3>What is asthma?</h3>
Asthma happens due to the presence of mucus in the airways. As the mucus fills the space of airways, the air can't enter and exit properly to the lungs. Hence, a person feels suffocated as not enough oxygen is reaching every organ of the body. It may happen due to dust, inflammation in the airways, or other allergies. A person sneezes and feels tight in the chest for a long time.
In chronic bronchitis, the symptoms can be seen for a long time. This is a more serious condition. It may cause pneumonia in the lungs, heart failure, etc.
Hence, asthma can be a short-term problem, but chronic bronchitis has a severe effect on the lungs
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