Topic #1: Skeletal/Muscular System Anatomy
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What are the main components of the Skeletal System?
Bones, Cartilage, Joints, Ligaments
What is one function of the Skeletal System?
Support, provides framework for attachment of soft tissues
What is the role of the Skeletal System in mineral storage?
Storage for calcium and phosphorus
What process is the Skeletal System involved in regarding blood?
Blood cell production
How does the Skeletal System protect the body?
Protection of soft internal organs
What is a function of the Skeletal System related to muscles?
Leverage for muscle action
What is the diaphysis in a long bone?
Shaft
What type of bone is the compact bone?
Dense
What is contained in the marrow cavity of a long bone?
Yellow marrow
What are the ends of a long bone called?
Epiphysis
What type of bone is found at the ends of long bones?
Spongy bone
What type of marrow is found in the epiphysis?
Red marrow
What covers the ends of bones at joints?
Articular Cartilage
What is the outer covering of a bone called?
Periosteum
What lines the internal surface of a bone?
Endosteum
What is the basic functional unit of compact bone?
Osteon
What are osteocytes?
Bone Cells
Where are osteocytes located?
Within Lacunae
What are concentric layers of matrix in bone called?
Lamellae
What is the central canal in an osteon known as?
Haversian canal
How many bones are in the vertebral column?
26 bones
How many cervical vertebrae are there?
7 Bones
How many thoracic vertebrae are there?
12 bones
How many lumbar vertebrae are there?
5 bones