MCAT Meaning by word

(*) epithelium-lined part of the gut that connects the pharynx to the stomach

(*) gland in vertebrates; lying behind the stomach; releasing glucagon and insulin in the bloodstream and pancreatic juice in the duodenum

(*) instrument used to look at the inside of the eye; for example the optic disc

(*) chracteristic of matter resposnsible for all electric phenomena; the measurement of this charactersitic