Sometimes this reactivity of your airways after an infection is the first sign you have asthma. The bit of blood may be a little blood vessel trauma from forceful coughing. It is time to see your doctor for an evaluation. Hope this helps; take care:) ...Read more.
A solenoid is a type of electromagnet when the purpose is to generate a controlled magnetic field.If the purpose of the solenoid is instead to impede changes in the electric current, a solenoid can be more specifically classified as an inductor rather than an electromagnet. solenoid is a type of electromagnet when the purpose is to generate a controlled magnetic field.
Guide. Gonioscopy is an eye examination to look at the front part of your eye (anterior chamber) between the cornea and the iris. Gonioscopy is a painless examination to see whether the area where fluid drains out of your eye (called the drainage angle) is open or closed.It is often done during a regular eye examination, depending on your age and whether you are at high risk for glaucoma.onioscopy is done to: 1  Look at the front of the eye to check for glaucoma. 2  See if the drainage angle of the eye is closed or nearly closed. 3  This helps your doctor see which type of glaucoma you have. 4  Gonioscopy can also find scarring or other damage to the drainage angle. 5  Treat glaucoma.