Ion Balance — Regulation & Homeostasis
Read this topicExplanations 4
- Acid-Base Homeostasis Ion regulation, also known as acid–base homeostasis, is the maintenance of the pH levels in body fluids. Maintaining the pH levels in extracellular fluids,…
By Aaron Lauer, Alex Federspiel, Deena Hauze, Valeri Natole, Mario Janakis, Caroline K
- What Is Ion Regulation? Ion regulation, sometimes called acid-base regulation, is how organisms control their extracellular pH. Just in case you didn't already know, extracellul…
By Deena Hauze, Alex Federspiel, Mario Janakis, Jonathan Heller
- How Does the Body Regulate Ion Levels? An important part of homeostasis is ion regulation. The concentrations of certain ions designate pH in the extracellular fluid, including …
By Gabi Slizewska, Deena Hauze, Mario Janakis
- (Video) Ionic Regulation Across Cell Membranes by geneedinc Watch this video to see a quick example of how the body balances ion concentrations by controlling the amount of sodi…
By Mario Janakis
Problems 21
- Why is ion regulation important?
- If the exterior of the cell is too basic, how might the cell try to fix the situation?
- If a cell is placed in a solution that is very acidic. Which of these would most likely become damaged?
- What are buffers?
- What is an ion?
- What is equilibrium?
- Which ion is most closely related to pH?
- Which of these is an example of an ion?
- What happens to enzymes if there is a drastic change in pH?
- Which part of the excretory system plays a key role in ion regulation?
- Carbon dioxide often exists in the blood as carbonic acid. What would you expect to happen when you exhale?
- You and your team mapped out the activity of an enzyme found in the bladder of a new species. What do you think the pH of the bladder is?
- You are performing an experiment about buffers, but forgot to label your neutral solutions. You decide to add a strong acid to your samples to decide which one contains a buffer…
- Which of the following most likely regulates pH in the long term, as opposed to a quick, temporary solution?
- Lysosomes, the recycling centers of a cell, have a pH of about 5. If a lysosome accidentally bursts inside of a cell, the likely effect will be woah‾\underline{\phantom{woah}}wo…
- Carbon dioxide often exists in our blood as carbonic acid. Suppose your blood pH starts to increase out of its normal range. How can your respiratory system help to bring the pH…
- The goal of a buffer is woah‾\underline{\phantom{woah}}woah.
- Which of the following is not an ion?
- Alkalosis is a condition which sometimes appears when a person is having a panic attack and hyperventilating. The person is exhaling more than they are inhaling. What do you thi…
- Antacids are a type of medication taken by people who experience discomfort from excess stomach acid. They neutralize the excess acid without disrupting the naturally acidic env…
- Which of the following options are ions?