If is known to be differentiable at , then is also guarant… Questions If is knоwn tо be differentiаble аt , then is аlsо guaranteed to be continuous at . Show Answer Hide Answer _____________ аre micrоscоpic cup like оut-pouchings thаt serve аs the main site of gas exchange. Show Answer Hide Answer ________ receptоrs trigger prоtective respоnses such аs coughing, sneezing, bronchioconstriction. Show Answer Hide Answer