A&P Quiz 6

A fracture in the shaft of a bone would be a break in the ________.

• metaphysis

• epiphysis

• articular cartilage

• diaphysis

Bones are covered and lined by a protective tissue called periosteum. The inner (osteogenic) layer consists primarily of ________.

• cartilage and compact bone

• osteoblasts and osteoclasts

• chondrocytes and osteocytes

• marrow and osteons

Cranial bones develop ________.

• from cartilage models

• within osseous membranes

• from a tendon

• within fibrous membranes

In the epiphyseal plate, cartilage grows ________.

• by pushing the epiphysis away from the diaphysis

• from the edges inward

• in a circular fashion

• by pulling the diaphysis toward the epiphysis

Normal bone formation and growth are dependent on the adequate intake of ________.

• vitamin D, phosphate, and chloride

• potassium, phosphate, and vitamin D

• calcium, phosphate, and vitamin D

• sodium, calcium, and vitamin E

The canal that runs through the core of each osteon (the Haversian canal) is the site of ________.

• yellow marrow and spicules

• adipose tissue and nerve fibers

• cartilage and interstitial lamellae

• blood vessels and nerve fibers

The cell responsible for secreting the matrix of bone is the ________.

• osteocyte

• chondrocyte

• osteoclast

• osteoblast

The process of bones increasing in width is known as ________.

• closing of the epiphyseal plate

• epiphyseal plate closure

• concentric growth

• appositional growth

The resilience of bone is primarily due to which of the following?

• amount of mineral salt and protein in the bonee

• amount of mineral salts in the bon

• sacrificial bonds in or between collagen moleculese

• presence of osteoblasts in the bon

The structural unit of spongy is called ________.

• osseous lamellae

• trabeculae

• lamellar

• boneosteons