The Nervous System of an Enteropneust Hemichordate (Or Acorn Worm)consists

question 33

Multiple Choice

The nervous system of an enteropneust hemichordate (or acorn worm) consists of

• A)a small brain and a dorsal ladder network of ganglia for each body segment.
• B)a network or plexus that runs underneath the epithelial cells that fuse to become ventral and dorsal neurochords.
• C)a small brain and a ventral ladder network of ganglia for each body segment.
• D)no brain but an extensive network of ganglia transferring information from sensory organs to the digestive system.
• E)no specialized nerves;the epetheliomusculature must respond to stimuli itself in a manner similar to the cnidarians.

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Definitions:

Sales

The transactions or operations involved in the selling of goods or services, resulting in revenue for the company.

Transfer Prices

Prices at which divisions of the same company transact with each other, often set to allocate revenues and expenses among various subunits of the company.

Variable Cost

Expenses that change in proportion to the business activity or production volume.

Profit Margin

A financial ratio indicating the percentage of revenue that exceeds the costs associated with making or buying the goods sold.