How Genotype Affects Phenotype. One often hears news reports about discoveries of a gene for X, e.g., gene for alcoholism, gene for homosexuality, gene for breast cancer, etc. This is an incorrect way of thinking about genes, as it implies a one-to-one mapping between genes and traits.
How is Iinferior Alveolar Nerve Block/Intraosseous Injection (dental procedure) abbreviated? IAN/IO stands for Iinferior Alveolar Nerve Block/Intraosseous Injection (dental procedure). IAN/IO is defined as Iinferior Alveolar Nerve Block/Intraosseous Injection (dental procedure) very rarely. Printer friendly
Frequently asked questions. What is a facet block or medial branch block? A facet block is an injection of local anesthetic and steroid into a joint in the spine. A medial branch block is similar but the medication is placed outside the joint space near the nerve that supplies the joint called the medial branch (steroid may or may not be used).