During Countercurrent Flow Which Direction Does Water and the Blood

question 33

Multiple Choice

During countercurrent flow which direction does water and the blood flow?

• A)Water flows out of the gills while blood flows in the opposite direction
• B)Water flows in through the gills while blood flows in the opposite direction
• C)Water flows out of the gills while blood flows in the same direction
• D)Water flows inward across the gills while blood flows in the same direction
• E)Water flows across the surface of the lungs while blood flows in the opposite direction

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Definitions:

Hot Spots

Plumes of hot mantle rising to the Earth's surface, often fixed beneath a tectonic plate, which create volcanic islands and seamounts as the plate moves overhead.

Rising Plume

A vertically ascending column of one fluid through another, typically used to describe hot, buoyant material rising through the Earth's mantle.

Crustal Expressions

Refers to the physical features present on the Earth's crust, which are a result of various geological processes.

Magma Chamber

A large underground pool of liquid rock found beneath the surface of the Earth.