Bronchoconstriction Flashcards
1
Q
What is broncoconstriction?
A
Tightening of the airways due to muscle contractions
2
Q
What happens during broncoconstriction?
A
When irritants are inhaled–> ACh is released by PNS (CNS)—> binds to neurotransmitters—> bronchioles constricts—> diameter of airways in reduced
3
Q
What are the consequences of bronoconstriction?
A
Animal has to work twice as hard in order to gain oxygen so becomes more tired easier.