Water Flashcards
1
Q
What percentage of body mass is composed of water?
A
Water composes a significant percentage of body mass but declines with age.
2
Q
How much water is lost daily through bodily functions?
A
On average, about 2.2L/day is lost through various bodily functions (e.g., sweat, urine, breathing).
3
Q
What is the formula to calculate daily water requirements?
A
Formula: Body weight (kg) x 0.03 = L/day.
4
Q
How much water does a person weighing 70kg need daily?
A
A person weighing 70kg needs 2.1L of water/day.
Example: 70kg x 0.03 = 2.1L
5
Q
What is a macronutrient?
A
An element required in large amounts for the growth and development of an organism.
6
Q
What is a micronutrient?
A
Essential in minute amounts for the proper growth and metabolism of a living organism.
