The Following Questions Refer to the Paragraph Below

question 68

Multiple Choice

The following questions refer to the paragraph below.
A farm pond, usually dry during winter, has plenty of water and aquatic pond life during the summer. One summer, Sarah returns to the family farm from college. Observing the pond, she is fascinated by some six-legged organisms that can crawl about on submerged surfaces or, when disturbed, seemingly "jet" through the water. Watching further, she is able to conclude that the "mystery organisms" are ambush predators, and their prey includes everything from insects to small fish and tadpoles.
-Protostomes with a unique drape of tissue that may secrete a shell are part of which phylum?

• A)Cnidaria
• B)Annelida
• C)Mollusca
• D)Arthropoda
• E)Echinodermata

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Definitions:

Vagus Nerves

The tenth pair of cranial nerves, extending from the brainstem to the abdomen, which play a crucial role in the parasympathetic nervous system, affecting heart rate, gastrointestinal peristalsis, sweating, and many muscle movements in the mouth.

Glossopharyngeal Nerves

The ninth cranial nerves involved in taste sensation and swallowing, as well as the regulation of salivary gland function.

Alzheimer's Disease

A degenerative brain disorder characterized by memory loss, cognitive decline, and personality changes.

Degenerative Disease

A condition marked by progressive deterioration of tissues or organs, often leading to loss of function.