Board Work (in notes)

• What is the protein that is found in skin and hair?

– Keratin

• What is the function of sweat?– It cools the body through evaporation

to help maintain a constant body temperature

Vocabulary Quiz on Wednesday-STUDY

How Living Things Are

OrganizedObjective—we will study the

connective, muscle and nervous tissue.

Plan for Today• Notes on connective tissue

• Ligaments inquiry (answer questions in notes)

• HW-reduce and summarize notes

Connective Tissue

tendons, ligaments, cartilage, and bone are types of connective tissue

gives the body support and structure

Ligaments

• connect bones to other bones

Tendons

• connect muscles to bones

• example, Achilles tendon that connects your heel to your lower calf muscle

Cartilage

• tough, flexible material

• found in tip of nose, your outer ear and the ends of most bones

Bone• rigid tissue• adults humans have about 206 bones• hardness from calcium and phosphorous• filled with bone marrow-where red blood cells

are made