As an Infant, Bryan Started Using His Hands to Grasp

question 37

Multiple Choice

As an infant, Bryan started using his hands to grasp objects with his whole hand before he was able to use his fingers to press small buttons and turn knobs. The ability to grasp objects before being able to use fingers individually is an example of what principle of growth?

• A) Proximodistal development
• B) Spinal cord development
• C) Cephalocaudal development
• D) Cell specialization
• E) Embryonic disk growth

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Definitions:

Ecological Niche

Of a species, unique set of requirements and roles in an ecosystem.

Unique Requirements

Specific needs that are particular to an individual organism, system, or process, distinguishing them from others.

Ecosystem

A biological community of interacting organisms and their physical environment, considered as a system of energy flow and nutrient cycling.

Habitat

Type of environment in which a species typically lives.