Countercurrent Heat Exchange Allows Animals to

question 43

Multiple Choice

Countercurrent heat exchange allows animals to

• A) minimize heat loss to their environment.
• B) keep their hearts warm enough to pump blood.
• C) live in extremely hot dessert environments.
• D) slow down food digestion.
• E) absorb heat from their environment.

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Definitions:

Steering Axle

The axle of a vehicle that includes the mechanism for steering, affecting the direction in which the vehicle travels.

Interaxle Differential

Differential gearing used between the drive axles on a tandem drive, highway tractor; divides torque between the two drive axles. Also known as a power divider.

Drive Wheel

A wheel of a vehicle that receives power from the engine or motor to move the vehicle forward or backward.

Spinout

A situation where a vehicle loses traction, causing it to rotate uncontrollably.