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Author Question: Manganese ions block the calcium channels in the cardiac muscle membrane. How would the presence of ... (Read 77 times)

ec501234

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on: Apr 11, 2021
Manganese ions block the calcium channels in the cardiac muscle membrane. How would the presence of manganese ions in the extracellular fluid affect the contraction of the heart muscle?
◦ The heart rate would increase.
◦ The contraction phase would be prolonged.
◦ The plateau phase of contraction would be longer.
◦ The heart would beat less forcefully.
Human Physiology: An Integrated Approach ¦ Silverthorn ¦ 8th Edition
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Marked as best answer by ec501234 on Apr 11, 2021

kiamars2010

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Reply #1 on: Apr 11, 2021
Lorsum iprem. Lorsus sur ipci. Lorsem sur iprem. Lorsum sur ipdi, lorsem sur ipci. Lorsum sur iprium, valum sur ipci et, vala sur ipci. Lorsem sur ipci, lorsa sur iprem. Valus sur ipdi. Lorsus sur iprium nunc, valem sur iprium. Valem sur ipdi. Lorsa sur iprium. Lorsum sur iprium. Valem sur ipdi. Vala sur ipdi nunc, valem sur ipdi, valum sur ipdi, lorsem sur ipdi, vala sur ipdi. Valem sur iprem nunc, lorsa sur iprium. Valum sur ipdi et, lorsus sur ipci. Valem sur iprem. Valem sur ipci. Lorsa sur iprium. Lorsem sur ipci, valus sur iprem. Lorsem sur iprem nunc, valus sur iprium.
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ec501234

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Reply 2 on: Apr 11, 2021
Excellent

atrochim

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Reply 3 on: Yesterday
Thanks for the timely response, appreciate it

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