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the smooth endoplasmic reticulum
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What is immediate source of calcium ion for muscle fiber?
The immediate source of calcium ion for muscle fiber is the sarcoplasmic reticulum, a specialized organelle within muscle cells that stores and releases calcium ions in response to nerve signals. When a muscle cell is stimulated, calcium ions are rapidly released from the sarcoplasmic reticulum into the cytoplasm, triggering muscle contraction.
What is the most important factor in decreasing intracellular concentration of calcium ion after contraction is?
The most important factor in decreasing intracellular calcium ion concentration after contraction is the active transport of calcium ions out of the cell by the calcium ATPase pump located on the cell membrane. This pump helps in restoring the calcium ion concentration back to its baseline level, allowing the muscle to relax and prepare for the next contraction.
What is a calcium ion receptor?
A calcium ion receptor is a protein that specifically binds to calcium ions in order to initiate cellular signaling pathways or regulate various physiological processes. These receptors play a critical role in cell communication, muscle contraction, nerve signaling, and several other cellular functions.
What is the calcium ion name and symbol?
The calcium ion is called a calcium ion, and its symbol is Ca2+.
What is the name of the ion formed by a calcium atom?
The ion formed by a calcium atom is called a calcium ion, which has a 2+ charge.
A calcium ion channel will allow?
Only calcium ion channels to pass through it.
What is the name of the ion Ca2 plus?
Ca2+ is a cation formed by Calcium to become stable and attain the noble gas configuration of Argon. Calcium forms this cation by losing two electrons
Is the concentration of calcium ion greater in the sarcoplasmic reticulum or sarcoplasm of a resting muscle?
The concentration of calcium ion is greater in the sarcoplasmic reticulum compared to the sarcoplasm of a resting muscle. This is because the sarcoplasmic reticulum stores and releases calcium ions during muscle contraction.
What would be likely to raise the concentration of calcium ions in a cell?
Factors such as cellular stress, hormone fluctuations, or disruption of ion channels or pumps can raise the concentration of calcium ions in a cell. Additionally, certain intracellular signaling pathways can trigger the release of calcium from internal stores.
What does magnesium ion do in the human body?
Magnesium is very important ion inside the cell after potassium. Out side the cell you have sodium with calcium. It will be interesting to note the position of these metals in periodic table.
What is the positive and negative ion for calcium oxide?
The positive ion in calcium oxide is the calcium ion (Ca^2+), which has lost two electrons. The negative ion in calcium oxide is the oxide ion (O^2-), which has gained two electrons.
What is the name of the ion Ca2?
The symbol Ca2+ is for the cation of calcium.
