Your friend Molly was recently diagnosed with tachycardia ie

Your friend Molly was recently diagnosed with tachycardia (i.e. an abnormally high resting heart rate) and prescribed a beta-blocker drug. Having studied the effects of agonists and antagonists for epinephrine/norepinephrine and ACh, explain to Molly how this drug will help her. How would this drug affect the force of her cardiac contractions?

Solution

Beta blockers block the action of the sympathetic nervous system of the heart does reducing stress on the heart beta blockers block beta adrenergic substances such as epinephrine in the atomic number system this load on the Heartbeat decrease the force of contraction of the heart muscle and reduce blood vessel contraction in the heart doctors prescribe beta blockers for patients with Rapid heart rates that he is striking the help patients with Angelina by lowering the amount of oxygen required in addition beta blockers hypertensive patients because effects blood pressure.

V a patient with heart problems beta blockers reduce the workload for the heart the also block the stimulation of heart some electrical impulses they can control irregular heartbeats does lowering the activity of the heart and slowing down the heart rate.