Marathon Runner: Water Balance day 1

Osmoregulation 11/20/2024

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Open Ended

Do Now: Turn and Talk

 Was sufficient water available to the runner? Did the marathon runner become dehydrated or get too much fluid?

Open Ended

Individually:

When we are exercising, should we drink water or sports drinks?

Turn and Talk:
What is the difference between sports drinks and water?

Does this new information change your previous answer?

Multiple Choice

What is the primary way humans lose water daily?

• Consuming sugary drinks

• Drinking too much water

• Urination, sweating, and exhaling water vapor

• Eating solid foods

Multiple Choice

How much water is typically produced by tissues through metabolic processes each day?

• 300 milliliters

• 2.5 liters

• 700 milliliters

• 1.5 liters

Multiple Choice

What happens when blood volume is low?

• Urine becomes more dilute

• Sodium is pumped into the blood, causing water to follow by osmosis

• The brain stops releasing antidiuretic hormone (ADH)

• The kidneys produce more urine to remove excess water

Multiple Choice

How do sports drinks help during strenuous exercise?

• They reduce thirst without providing hydration

• They replenish both water and salts lost through sweating.

• They replace only the sugar lost in sweat.

• They decrease urine production completely.

Multiple Choice

Why do kidneys produce less urine when blood volume is low?

• To increase blood solute levels

• To conserve water in the body

• To rid the body of waste products

• To decrease water reabsorption

Multiple Choice

Which systems work together to maintain water and solute balance during exercise?

• Nervous, circulatory, and excretory systems

• Digestive muscular, and skeletal systems

• Circulatory, skeletal, and endocrine systems

• Nervous, digestive, and respiratory systems

Match

Match the following body systems

• Circulatory system

• skeletal system

• nervous system

• respiratory system

• digestive system

Transports blood and nutrients

Supports and protects the body

Controls body functions through signals

Facilitates gas exchange

Breaks down food for energy

• Transports blood and nutrients

• Supports and protects the body

• Controls body functions through signals

• Facilitates gas exchange

• Breaks down food for energy

Open Ended

Individually:

When we are exercising, should we drink water or sports drinks?