Bone Twizz 1 Review
Label Everything
A. Epiphysis (end of bone) A’ Epiphyseal Line B. Diaphysis (shaft) C.Articular Cartilage D.Periosteum E.Cancellous/Spongy Bone Red Marrow F.Compact Bone G.Medullary Cavity Yellow Marrow H.Nutrient Artery
What bone is this?
Humerus Long Bone (Longer in length than width)
What are the four ways to classify bone by shape?
Long Short Flat Irregular
Follow up – Give examples of irregular bones
Facial Bones Smaller Skull Bones Vertebrae
Describe Short Bones
Do not have a long axis – they are short! Carpals (wrist) Tarsals (ankle)
What about flat bones?
Cranium Sternum Ribs
Tell me about Long Bones
Ex: Arm Humerus Leg Femur Phalanges Metacarpals (palm / fingers) Metatarsals (sole / toes)
What is the joint between the Shoulder & Humerus? Femur & Acetabulum?
BALL AND SOCKET
What is the joint between the Humerus & Ulna? Femur & Tibia?
HINGE
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 skull brain 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