Crenation

From WikiMD's Food, Medicine & Wellness Encyclopedia

Crenation is a process that occurs when a cell shrinks due to water loss. This can occur when a cell is placed in a solution that is hypertonic, meaning the concentration of solutes is higher outside the cell than inside. The water inside the cell moves out to try to equalize the concentration, causing the cell to shrink and the cell membrane to wrinkle, or crenate.

Causes of Crenation[edit | edit source]

Crenation can occur due to a variety of factors. The most common cause is exposure to a hypertonic solution. Other causes can include:

  • Dehydration: When the body is dehydrated, cells can lose water and crenate.
  • Osmotic pressure: Changes in osmotic pressure can cause cells to lose water and crenate.
  • Salt: High levels of salt can cause cells to lose water and crenate.

Effects of Crenation[edit | edit source]

Crenation can have a variety of effects on cells. These can include:

  • Cell death: If a cell loses too much water, it can die.
  • Cell function: Crenation can affect a cell's ability to function properly.
  • Cell shape: Crenation changes the shape of a cell, which can affect its ability to move and interact with other cells.

Prevention of Crenation[edit | edit source]

Crenation can be prevented by maintaining proper hydration and electrolyte balance. This can be achieved through:

  • Drinking water: Regular water intake can help prevent dehydration and crenation.
  • Balanced diet: A diet rich in electrolytes can help maintain cell hydration and prevent crenation.
  • Avoiding excessive salt: High levels of salt can cause cells to lose water and crenate, so it's important to monitor salt intake.

See Also[edit | edit source]

Crenation Resources
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Contributors: Prab R. Tumpati, MD