One of the Most Important Branch Points in the Evolution

question 46

Multiple Choice

One of the most important branch points in the evolution of animals and their nervous systems was the appearance of

• A) radial symmetry.
• B) bilateral symmetry.
• C) the spinal column.
• D) specialized cells for transmitting signals.

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Definitions:

Emotional Detachment

A mental state in which an individual maintains a boundary from emotional experiences, often as a protective or coping mechanism.

Ill Person

An individual who is experiencing sickness or disease, affecting their physical, mental, or emotional well-being.

Stages of Nursing Care

The stages of nursing care describe a systematic process of assessing, diagnosing, planning, implementing, and evaluating nursing interventions.

Observation

The active acquisition of information from a primary source or subject using the senses or specialized equipment.