Digestion Flashcards

vocabulary words for science Grade 7

1
Q

Digestive

A

Take in food to make it into smaller molecules so you can absorb nutrients and then remove indigestible food from the body.

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2
Q

transport materials to and from cells

A

Circulatory

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3
Q

Gathers and interprets information and responds to the information. Helps maintain homeostasis.

A

Nervous

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4
Q

Excretory

A

Removes waste products from cellular metabolism. Filters blood

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5
Q

Takes in oxygen and removes carbon dioxide and water

A

Respiratory

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6
Q

Protects organs, provides shape support, stores materials, produces blood cells, and allows movement.

A

Skeletal

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7
Q

Muscular

A

Allows for movement by contracting

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8
Q

Endocrine

A

regulates body activities using hormones. (slow response, long lasting)

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9
Q

Cell membrane

A

cell boundary that controls what enters and leaves the cell

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10
Q

Cell wall

A

A semirigid structure that surrounds cells of plants, fungi, and bacteria.

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11
Q

Chloroplasts

A

Organelles containing chlorophyll found in plant cells and some protists

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12
Q

Cytoplasm

A

Internal fluid that contains the cell structures.

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13
Q

Endoplasmic reticulum

A

a network of membranous tubules that

produces proteins and lipids

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14
Q

Nucleus

A

contains the cell’s genetic material (DNA), which determines the nature of cell structures and substances.

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15
Q

Ribosomes

A

synthesize proteins in the cell

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16
Q

Central vacuole

A

usually the largest organelle in the cell. It holds materials and wastes.