A Three-Month Old Baby Named Bryan Smiles Even When He

question 6

Multiple Choice

A three-month old baby named Bryan smiles even when he is alone.Scientific research has suggested that his smile should be attributed to _____.

• A)effective training by his mom
• B)his motivation to learn something new
• C)the reinforcements from his immediate surroundings
• D)his innate motor programs from birth

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Definitions:

Fulcrum

The support about which a lever pivots in physics, or a point of support that allows a lever to lift an object more easily.

Neurons Innervating

Refers to neurons that connect to and control the function of specific organs, muscles, or other neurons by transmitting nerve impulses to them.

Muscle Cells

Specialized cells that contract and relax to produce movement in the body, also known as myocytes.

First-Class Lever

A lever system where the fulcrum is situated between the effort and the load, allowing for force multiplication or change of direction.