Skeletal 1

Front

What lines the medullary cavity and spaces of the spongy bone?

Back

Endosteum: A thin membrane that lines the medullary cavity and spaces of spongy bone, playing a role in bone growth and repair.

Front

What are the functions of bones?

Back

Support and Protection, Attachment to the muscles, Stores inorganic salts: Bones provide structure, protect vital organs, and serve as attachment points for muscles while also storing minerals.

Front

What tissue cushions the ends of bones?

Back

Cartilage: A flexible connective tissue that provides cushioning at the ends of bones, reducing friction and absorbing shock.

Front

What bone disease causes bones to become weak and brittle?

Back

Osteoporosis: A condition characterized by decreased bone density, leading to increased risk of fractures.

Front

An example of a long bone is?

Back

Thigh Bone (Femur): The longest bone in the human body, serving as a key structural component of the leg.

Front

What is the periosteum?

Back

Periosteum: A dense layer of vascular connective tissue enveloping the bones except at the surfaces of the joints.

Front

What is the role of ligaments?

Back

Ligaments: Tough bands of connective tissue that connect bones to other bones at joints, providing stability.

Front

What is the difference between compact bone and spongy bone?

Back

Compact Bone: Dense and forms the outer layer of bones; Spongy Bone: Lighter, found at the ends of long bones and in the interior of others, containing red marrow.

Front

What is the function of bone marrow?

Back

Bone Marrow: A soft tissue inside bones that produces blood cells; red marrow produces red blood cells, white blood cells, and platelets.

Front

What is the axial skeleton?

Back

Axial Skeleton: The part of the skeleton that consists of the skull, vertebral column, and rib cage, providing support and protection for the brain, spinal cord, and thoracic organs.