Condenser microphones are the most common types of microphones you'll find in studios. They have a much greater frequency response and transient response - which is the ability to reproduce the speed of an instrument or voice.
protein-bound iodine test n. A test to determine thyroid function in which serum protein-bound iodine is measured. The American HeritageÂ® Stedman's Medical Dictionary
Radioactive iodine (131 -I) is a radioactive isotope that is administered orally, in a liquid or capsule form. The majority of radioactive iodine is taken up by your remaining thyroid cells, since the thyroid normally uses iodine to make thyroid hormone.