Duties. Radiation therapists typically do the following: 1  Explain treatment plans to the patient and answer questions about treatment. 2  Follow safety procedures to protect the patient and themselves from overexposure to radiation.3  Examine machines to make sure they are safe and working properly.ecause they work with radiation and radioactive material, radiation therapists must follow safety procedures to make sure that they are not exposed to a potentially harmful amount of radiation. These procedures usually require therapists to stand in a different room while the patient undergoes radiation procedures.
Components of the Nose. The nose is composed of a skeleton covered by âthe skin-soft tissue envelopeâ. The skeleton is composed of several bones and cartilages of different shape connected together. Another very important component of the skeleton, which is inside the nose, is the nasal septum.
A blocked nose is due to swollen erectile tissue. During a cold, the lining of your nose is the battlefront, says Professor Eccles. When your nose feels blocked, it isn't because it's full of mucus, but because the blood vessels in your nose are inflamed. The nasal lining is made from erectile tissue (similar to the tissue in the sexual organs).