Bone Formation Process Quiz

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What is the function of articular cartilage in a bone?

To provide structural support to the bone
To provide flexibility to the bone
To act as a cushion at the ends of bones forming a joint (correct)
To store red bone marrow

What fills the medullary cavity inside the diaphysis of a bone?

Compact bone
Cancellous bone
Soft yellow bone marrow (correct)
Red bone marrow

Which type of bone tissue appears solid to the naked eye?

Compact bone (correct)
Trabeculae
Haversian canal
Cancellous bone

Where are osteocytes, the living bone cells, located within the bone?

Between the layers of lamellae in compact bone (A) Signup and view all the answers

How do nutrients pass to osteocytes within the bone?

Along cell extensions of osteocytes from blood vessels in the central canal through canaliculi (B) Signup and view all the answers

What is the term hematopoiesis used to describe?

The process of blood cell formation (B) Signup and view all the answers

Which Greek word part does 'hemato-' represent in the term hematopoiesis?

Blood (A) Signup and view all the answers

What is the primary function of red bone marrow?

Producing red and white blood cells (A) Signup and view all the answers

How do bones help in maintaining blood calcium levels?

By releasing excess calcium into the blood (B) Signup and view all the answers

What do calcitonin (CT) and parathyroid hormone (PTH) regulate in relation to bones?

Movement of calcium to and from bones (A) Signup and view all the answers

What process is responsible for forming the bones of the skull?

Intramembranous ossification (C) Signup and view all the answers

What happens when osteoclasts release acids that dissolve the calcium crystals in bone tissue?

Bone matrix is removed, and blood calcium levels rise (D) Signup and view all the answers

What is the purpose of the epiphyseal plate in long bones?

To allow for longitudinal growth of the bone (A) Signup and view all the answers

What is the function of osteocytes in bone development?

Forming new bone tissue (A) Signup and view all the answers

Which type of ossification process occurs in long bones and ultimately transforms cartilage into bone?

Endochondral ossification (C) Signup and view all the answers

What type of curve do the cervical and lumbar regions of the spine have?

Concave (B) Signup and view all the answers

What is the function of the pointed dens in the axis?

Allows left and right swiveling of the skull (A) Signup and view all the answers

What is the name of the joint between the clavicle and the sternum or breastbone?

Sternoclavicular joint (A) Signup and view all the answers

Which bone forms a hingelike structure that allows the elbow to bend or flex?

Ulna (B) Signup and view all the answers

Why are fractures of the clavicle very common?

As a result of great pressures occurring at or near the sternoclavicular joint (A) Signup and view all the answers

How many bones are there in the wrist and hand combined?

27 bones (A) Signup and view all the answers

What is the function of the pelvic girdle?

Provides a strong base of support for the torso (B) Signup and view all the answers

Which bone forms a rather sharp edge or crest along the anterior of the leg?

Tibia (D) Signup and view all the answers

What is the name of the bone that lies along the outer or lateral border of the leg?

Fibula (B) Signup and view all the answers

What material makes up the joint capsule?

Strong fibrous connective tissue (D) Signup and view all the answers

Articular cartilage function

Cushions the ends of bones at joints

Medullary cavity contents

Yellow bone marrow