About 5 minutes, to make sure you get all of it out
Answer:
Option). about 20 percent of the calcium ion required for contraction comes from outside the cell.
Explanation:
Calcium ions play an important role in cardiac muscle physiology. Calcium ions influx is responsible for plateau phase after depolarization. Calcium ions also play role in muscle contraction with the help of troponin (regulatory protein).
For contraction, about 20 percent of calcium ions are supplied from outside of the cell, while rest of the calcium ions are released from SR (sarcoplasmic reticulum).
Thus, the correct answer is 'forth option.'
The right answer is Food and Nutrition program.
A nutrition program is a fixed-duration diet, it mentions the foods that must be taken at a specific time of the day. These programs are adapted for a specific purpose, such as bodybuilding, weight loss or even gain weight.
