The Pincer Grasp Develops

question 34

Multiple Choice

The pincer grasp develops

• A) once infants can voluntarily reach.
• B) around 4 to 5 months old.
• C) by the end of the first year.
• D) around the end of the second year.

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Definitions:

Mg

The chemical symbol for magnesium, a shiny gray solid that has the atomic number 12 and is an essential element for living cells.

Arsenic

A toxic metalloid with the symbol As, known for its various allotropes and compounds, many of which are potent poisons.

Poison

Any substance that, when introduced into or absorbed by a living organism, causes death or harm by its chemical action.

Ground Water

Water that is held underground in the soil or in pores and crevices in rock.