Listed are two heart conditions, increased heart rate and decreased heart rate.

Question

Listed are two heart conditions, increased heart rate and decreased heart rate. Classify whether each given factor would increase or decrease heart rate.

Chapter 19 Worksheet Saved Help Save & Exit Sbmit Listed are two heart conditions, increased heart rate and decreased heart rate. Classify whether each given factor would increase or decrease heart rate Increased Heart Rate Thyroid hormone 0.27 points Nicotine Acetylcholine eBook Epinephrine Print Hypercapnia (high carbon dioxide levels) References Decreased Heart Rate Hyperkalemia (high potassium concentrations in the ECF) Hypercalcemia Blood acidosis (decline in pH) Reset

Explanation / Answer

Heart rate is increased by -Thyroid hormone,Nicotine,Epineprine,hypercapnia,

hyperkalemia cause ventricular tachycardia (incresed HR)

Acidosi causes incresed HR

Herat rate is decreased by-m2 receptor via acetylcholine lead to decreased HR

Hypercacemia causes incresed HR

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