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WorksheetsWater
Total questions: 25
Worksheet time: 13mins
Which of these is the largest component of the human body?
Water
Bone
Muscle
Fat
What is the fluid compartment between the cell membrane the bloodstream called?
Extracellular fluid
Intracellular fluid
Intravenous fluid
Interstitial fluid
What term describes a state of body water balance?
Hyperhydration
Dehydration
Rehydration
Euhydration
Hypohydration
What term describes a reduced state of body water balance? (negative water balance)
Hyperhydration
Dehydration
Rehydration
Euhydration
Hypohydration
What term describes a increased state of body water balance? (positive water balance)
Hyperhydration
Dehydration
Rehydration
Euhydration
Hypohydration
What term describes a loss of water from the body?
Hyperhydration
Dehydration
Rehydration
Euhydration
Hypohydration
What term describes an addition of water to the body from an initial state of hypohydration?
Hyperhydration
Dehydration
Rehydration
Euhydration
According to research, what is the lowest percentage of body mass loss as water that is associated with a reduction in exercise performance?
1%
2%
5%
10%
Which of these in an avenue for water loss from the body? Select all that apply.
Urination
Sweating
Drinking
Glycogenolysis
Respiration
Why does water loss negatively affect exercise performance? Select all that apply
Reduced stroke volume
Reduced evaporative heat loss
Reduced convective heat loss
Lack of energy
Reduced cardiac output
Which of these ingredients would increase drink retention by slowing gastric emptying? Select all that apply.
Carbohydrate
Protein
Sodium
Potassium
Sugar-free squash
Which of these methods could speed up rehydration after exercise? Select all that apply.
Drinking just plain water
Adding carbohydrate to recovery drink
Adding salt to recovery drink
Improving drink taste by adding squash
Drinking large volumes rapidly
What is the major cation in the extracellular fluid?
Sodium
Potassium
Chloride
Calcium
What is the major cation in the intracellular fluid?
Sodium
Potassium
Chloride
Calcium
The amount of solute diluted in 1kg of solvent is the definition of:
Vasopressin
Osmolality
Dehydration
Retention
What is the name of the hormone that regulates fluid balance by decreasing urine production?
Osmolality
Insulin
Cortisol
Vasopressin
What state of water balance is the figure showing the response to?
Hypohydration
Euhydration
Hyperhydration
Dehydration
What state of water balance is the figure showing the response to?
Hypohydration
Euhydration
Hyperhydration
Dehydration
Water moves freely between the intracellular and extracellular fluid in order to achieve:
Energy balance
Equal volumes
Osmotic balance
Equal amounts of electrolytes
Consuming large volumes of drink with little sodium content causes an increase in intracellular fluid, which could develop into to a potential fatal condition known as:
Dehydration
Hyponatremia
Diabetes
Hypohydration
If overconsumed, which nutrient can increase blood volume (and pressure) by increasing extracellular fluid osmolality?
Salt
Carbohydrate
Water
Protein
Which of these drinks would you expect you be retained the most effectively over a 4 hour rehydration period?
Water
Diet coke
Sugar free squash
Milk
Which of these methods would provide the most accurate assessment of hydration status?
Body mass
Plasma osmolality
Urine osmolality
Urine colour
What does an increase in the hormone vasopressin (ADH) lead to?
Decreased urine production
Increased urine production
Increased thirst
Increased sweat rate
Sweat losses have caused the intra and extracellular fluid compartments to become unbalanced. How will osmotic balance be restored?
Sodium will pass from extra to intracellular space
Water will pass from extra to intracellular space
Water will pass from intra to extracellular space
Potassium will pass from intra to extracellular space
