The Spinal Cord Is Divided into All of the Following

question 22

Multiple Choice

The spinal cord is divided into all of the following regions except

• A)cervical.
• B)thoracic.
• C)lumbar.
• D)pelvic.
• E)sacral.

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Definitions:

Oral Sucker

A muscular structure found in some animals, such as parasitic worms, used for attachment to or ingestion of food from hosts or surfaces.

Alimentary Canal

A series of hollow organs joined in a long, twisting tube from the mouth to the anus, through which food is digested and nutrients are absorbed.

Molluscs

Invertebrates including squids, clams, snails, and chitons; characterized by a visceral mass, a mantle, and a foot.

Visceral Mass

Internal organs of an organism; typically includes components of the digestive, reproductive, and urinary systems (if present).