Bone Twizz 1 Review

• Label Everything

A. Epiphysis (end of bone)A’ Epiphyseal Line

B. Diaphysis (shaft)C. Articular CartilageD. Periosteum E. Cancellous/Spongy Bone

Red Marrow F. Compact BoneG. Medullary Cavity

Yellow MarrowH. Nutrient Artery

What bone is this?

What bone is this? HumerusLong Bone(Longer in length than width)

What are the four ways to classify bone by shape?

What are the four ways to classify bone by shape?

• Long • Short • Flat • Irregular

Follow up – Give examples of irregular bones

Follow up – Give examples of irregular bones • Facial Bones • Smaller Skull Bones• Vertebrae

Describe Short Bones

Describe Short Bones

Do not have a long axis – they are short! Carpals (wrist)Tarsals (ankle)

What about flat bones?

What about flat bones?

• Cranium • Sternum • Ribs

Tell

me

abou

t Lon

g Bo

nes

Tell

me

abou

t Lon

g Bo

nes • Ex: • Arm • Humerus

• Leg • Femur

• Phalanges• Metacarpals (palm / fingers)• Metatarsals (sole / toes)

What is the joint between the Shoulder & Humerus? Femur & Acetabulum?

What is the joint between the Shoulder & Humerus? Femur & Acetabulum?

• BALL AND SOCKET

What is the joint between the Humerus & Ulna? Femur & Tibia?

What is the joint between the Humerus & Ulna? Femur & Tibia?

• HINGE

Gimme some details about Spongy Bone

Gimme some details about Spongy Bone

• AKA Cancellous Bone• Blood surrounds Bone• Found in epiphysis of bone (caps) • Red marrow packs the spaces • Meshwork of trabeculae (arranged along the lines of

stress)

What about Compact Bone

• Part of the Diaphysis (shaft) • Bone Surrounds Blood• Organized

What are the functions of the skeleton?

Functions of the skeleton

• Support – bearing weight• Protection – protects organs it surrounds ie skullbrain• Movement – muscles attach to bones via tendons• Storage – reservoir for calcium and phosphorus• Blood Cell Protection – marrow gives rise to blood cells

and platelets

What else to use to help you study

• Review your Coloring Packet and Notes • Websites posted