Cells

Groups of cells performing a specialized activity

• Tissue

• Organs

• Cells

• muscles

4 types of tissues

Involved in protection, absorption, filtration, excretion, secretion, and sensory recognition

• Nerves

• Skin

• Tissues

• Organs

Why are cells close together?

• To make more room for new cells.

• Prevents invasion from outside and loss of substances from inside.

• Controls the movement of the cells and the process.

• Allows for more precise and accurate mitosis throughout the cells.

What does avascular mean?

• the process of blood vessels

• None of the above

• The amount of blood vessels

• no blood vessels

What does it mean when there's a sensory function?

• No nerves present

• Nerves present

• Too many nerves

• Too little nerves

What attaches itself to the underlying connective tissue?

• Basement membrane

• Mitochondrial membrane

• Intestinal lining

• None of the above

What is it called when the skin is replaced every 3 weeks and the intestinal lining every 2-3 days?

One layer specialized for secretion, absorption, filtration and excretion

• Simple

• Stratified

• Pseudostratified

2 or more layers for wear and tear

• Simple

• Stratified

• pseudostratified