Marathon Runner Lessons 2 - 15

Front

What hormone is produced in the pancreas that raises blood sugar?

Back

Glucagon

Front

What is maintaining body temperature an example of?

Back

Negative feedback loop

Front

What is the tendency of an organism to maintain a balanced state in order to stay healthy?

Back

Homeostasis

Front

What important activity takes place in the lungs?

Back

Oxygen (O2) is exchanged for Carbon Dioxide (CO2).

Front

What behavior is important for a lizard to maintain its body temperature?

Back

Lying in sunlight to warm up and resting in the shade to cool down.

Front

What is the primary function of insulin?

Back

To lower blood sugar levels.

Front

What is the role of glucagon in the body?

Back

To raise blood sugar levels.

Front

Define homeostasis in biological terms.

Back

The process by which living organisms regulate their internal environment to maintain stable, constant conditions.

Front

What is a negative feedback loop?

Back

A process that counteracts a change in a system to maintain equilibrium.

Front

What is the significance of oxygen exchange in the lungs?

Back

It is essential for cellular respiration and energy production.