ALBUTEROL QUESTION:
17. People with asthma who have trouble breathing often take an "inhaler" of a drug called Albuterol. Albuterol has been shown to bind to the same receptor as Epinephrine. Albuterol opens the airways and allows people to get more air into their lungs.
17a. (1pt) Is albuterol an AGONIST or an ANTAGONIST for the Epinephrine receptor? Agonist
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17b. (2pts) In two sentences, link Epinephrine signal transduction to Albuterol's effect on breathing. ANSWER
PROPANOLOL QUESTION:
18. Propranolol is an antagonist of receptors on the heart. Many actors, singers, and musicians will use this drug to slow their heart rate during a performance so that they don't feel as nervous.
18a. (1pt) Propanol is an antagonist drug. Is it an antagonist for the acetylcholine receptor OR an antagonist for the epinephrine receptor? Antagonist for the epinephrine receptor
18b. (2pts) In two sentences, link the signal transduction pathway to Propanolol's effect on heart rate. ANSWER