Electrolyte Solutions Flashcards
(10 cards)
1
Q
What are ELECTROLYTES?
A
- Minerals that dissolve in fluid
- Creating a +ve or -ve charge and used in metabolic processes
2
Q
Why are ELECTROLYTES IMPORTANT? How are they LOST?
A
- Aids in proper nerve and muscle function
- Maintains pH levels and hydration
- Lost through sweat
3
Q
What are some examples of ELECTROLYTES?
A
- Na+
- K+
- Ca2+
- Mg2+
- Bicarbonate
- Phosphate
4
Q
Define OSMOLALITY
A
Concentration of dissolved particles in a fluid
5
Q
Describe HYPERTONIC SOLUTIONS. When are they GOOD TO USE?
A
- Higher conc than body (<10%)
- Good post-exercise to replenish CHO’s
- Good for endurance or intense athletes
6
Q
Describe HYPOTONIC SOLUTIONS. When are they GOOD TO USE?
A
- Lower concentration than body (2-4%)
- Quickly replaced fluids but less CHO
- Good for short duration activities
7
Q
Describe ISOTONIC SOLUTIONS. When are they GOOD TO USE?
A
- Have a similar concentration than body (6-8%)
- Replenish fluids and glucose
- Good for intra-workout
8
Q
How is Na+ USED IN THE BODY?
A
- Muscle excitability
- Cellular Permeability
9
Q
How is K+ USED IN THE BODY?
A
- Protein and CHO synthesis
10
Q
How is Ca2+ USED IN THE BODY?
A
Muscular contraction within myofibrils
