Revision Cells, Tissues, Organs , Organ Systems

What instrument or tool, allowed scientists to see parts of plants and animals they could not see before?

What is the smallest living part of any living thing.

What is a group of cells that are alike and work together?

• a cell team

• a tissue

• a cell family

A group of tissues that work together is a(n) ______________________.

• cell

• organ

• organ system

Organs that work together are part of a(n) ________________________.

• cells

• tissue

• organ system

The dark structure in the middle of each cell is a

• nucleus

• lysosome

• mitochondria

Muscle tissue is made of ...

• muscle cells

• skin tissue

• stem cells

This muscle tissue is only found in the heart.

• Skeletal

• Smooth

• Cardiac

This type of tissue shown in the picture transmits information throughout the body to and from the brain.

• Nervous Tissue

• Connective Tissue

• Muscular Tissue

What are the four main tissues found in the body?

• Epithelial, Connective, Bone, Blood

• Muscle, Connective, Blood, Epithelial

• Nervous, Muscle, Connective, Epithelial