© 2012 Pearson Education, Inc. Do Now 1.What does the skeletal system include? 2.What are the 2 subdivisions of the body? 3.What are the wrist bones called? 4.What is the thigh bone called? 5.What are the foot bones called?

© 2012 Pearson Education, Inc. Bones of the Human Body Adult skeleton has 206 bones Two basic types of bone tissue Compact bone Tightly packed bone cells Has small canals for blood vessels Hard, outer layer found on outside of most bones Spongy bone Many open spaces, Small needle-like pieces of bone Found in joints & at end of bones

© 2012 Pearson Education, Inc. Agenda Do Now & Review Review Biomedical Terms Video Notes: Types of Bones Practice Quiz

© 2012 Pearson Education, Inc. Today’s Objective/Why is this important? EQ: What holds our body in place? Today’s Objective: we be able to use pictures to identify different types of bones in our body.

© 2012 Pearson Education, Inc. Biomedical Terms: 1. Ventro – Abdomen/belly 2. Capill– Hair 3. Pelvi – Pelvic/pelvis region 4. Pedi – Foot 5. Planto – sole of the foot

© 2012 Pearson Education, Inc. PIMP These Words 1. Ventral Relating to the front 2. capillary Hair follicle 3. Pelvic Relating/characteristics of pelvis 4. Pedal Relating to the foot 5. Plantar Relating to the bottom of the foot or to “plant”

© 2012 Pearson Education, Inc. Break Apart Capillary Capill-ary Pelvicle pelvi-le Pedeal Pede-al Ventric Ventr-ic Plantar Plant-ar

© 2012 Pearson Education, Inc. Figure 5.1 Spongy bone Compact bone Cross-section of long bone. Shows compact bone around spongy bone

© 2012 Pearson Education, Inc. Classification of Bones by Shape Bones are classified as: 1. Long 2. Short 3. Flat 4. Irregular

© 2012 Pearson Education, Inc. Figure 5.2

© 2012 Pearson Education, Inc. Classification of Bones 1. Long bones Typically longer than they are wide Shaft with heads situated at both ends Contain mostly compact bone All of the bones of the limbs (except wrist, ankle, and kneecap bones) Examples: Radius, Humerus, Ulna, Fibula, Tibia, Femur

© 2012 Pearson Education, Inc. Figure 5.2a

© 2012 Pearson Education, Inc. Classification of Bones 2. Short bones Generally cube-shaped Contain mostly spongy bone Includes bones of the wrist and ankle Sesamoid bones are a type of short bone which form within tendons (patella or knee) Example: Carpals Tarsals

© 2012 Pearson Education, Inc. Figure 5.2d

© 2012 Pearson Education, Inc. Classification of Bones 3. Flat bones Thin, flattened, and usually curved Two thin layers of compact bone surround a layer of spongy bone Example: Skull Ribs Sternum

© 2012 Pearson Education, Inc. Figure 5.1 Spongy bone Compact bone

© 2012 Pearson Education, Inc. Figure 5.2c

© 2012 Pearson Education, Inc. Classification of Bones 4. Irregular bones Irregular shape Do not fit into other bone classification categories Examples: Vertebrae Hip bones

© 2012 Pearson Education, Inc. Figure 5.2b

© 2012 Pearson Education, Inc. Practice Bones- What Type are They? You have 30 seconds to write the type of bone that is shown or named before holding up your whiteboards for me to see and then reviewing the answer.

© 2012 Pearson Education, Inc. Practice Bones Tibia Fibula Frontal Sphenoid Metatarsals

© 2012 Pearson Education, Inc. Video uzg

© 2012 Pearson Education, Inc. Skeletal Relationship in Teens

© 2012 Pearson Education, Inc. Biomedical Terms Quiz #3