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.
Chimney Dampers. Stop The Fireplace Draft. Chimney dampers serve a useful purpose by acting as a doorway that opens and closes your chimney, and your house for that matter, to the outside elements. However most flue dampers that exist in traditional masonry fireplaces are made of cast iron and they aren't the greatest sealing devices.