Which of the Following Combinations Correctly Matches a Phylum to Its

question 17

Multiple Choice

Which of the following combinations correctly matches a phylum to its description?

• A) Echinodermata-bilateral symmetry as a larva, water vascular system
• B) Nematoda-segmented worms, closed circulatory system
• C) Cnidaria-flatworms, gastrovascular cavity, does not have a coelom or a hemocoel
• D) Platyhelminthes-radial symmetry, polyp and medusa body forms

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Definitions:

Retrograde Amnesia

The loss of memory for events that occurred before a traumatic event or the onset of the amnesia.

Dissociative Fugue

Disorder in which a person moves away and assumes a new identity, with amnesia for the previous identity.

Organic Amnesia

Memory loss caused by physical damage to the brain, as from injury or disease, affecting the ability to recall information.

Psychosocial Factors

Elements that involve both psychological and social aspects, influencing an individual's behavior and well-being.