The pancreas for example secretes insulin( a hormone) directly into the blood in response to the blood glucose level. Lastly, a seizure is a type of involuntary movement. Seizures like a grand mal seizure is a storm of electrical activity in the brain that causes uncontrollable muscular movements.
The noun DAMPER BLOCK has 1 sense: 1. damper consisting of a small felted block that drops onto a piano string to stop its vibration. Familiarity information: DAMPER BLOCK used as a noun is very rare.
Fire dampers are used in ducts to shut off air flow to prevent the spread of smoke or fire through the environment. A manual duct damper is a mechanical door the can be opened or closed by hand to control the amount of heated or cooled air entering an area.