A Fish in Which a Sharp Spine Is Associated with the Dorsal

question 102

Multiple Choice

A fish in which a sharp spine is associated with the dorsal fins is the:

• A) spiny dogfish.
• B) sea bass.
• C) hagfish.
• D) sea horse.
• E) goldfish.

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Definitions:

Ventricular Contraction

The phase of the cardiac cycle in which the ventricles of the heart contract, pumping blood out of the chambers.

Apex

The top or highest part of something, such as the pointed end of the heart that points downward to the left.

Base

A substance that can accept protons or donate a pair of electrons to form a bond, usually raising the pH of a solution when dissolved in water.

Great Arteries

The major arteries, such as the aorta and pulmonary artery, that carry blood away from the heart to the body or lungs.