Inorganic Ions Flashcards
1
Q
Where are inorganic ions found?
A
In solution in the cytoplasm and bodily fluids of organisms
2
Q
What is an ion ?
A
An ion is a charged atom that has lost or gained electrons
3
Q
What is the role of hydrogen ions?
A
Maintaining ph levels
4
Q
What is the role of iron ions?
A
Component of haemoglobin In red blood cells
5
Q
What is the role of phosphate ions ?
A
Component of DNA, ATP and phospholipids
6
Q
What is ATP?
A
Am energy containing molecule used by cells
7
Q
What is the role of sodium ions?
A
Involved in the absorption of glucose and amino acids by the small intestine (by a process called co transport)
8
Q
What are the two major sources of ion loss in humans?
A
- urine
- sweat
