Pathophysiology Chapter 9 Quiz

The primary defect in osteoarthritis is the damage and eventual loss of: A. Articular cartilage B. Osteocytes C. Bone mass D. Synovial fluid

A. Articular cartilage

The temporary displacement of bones from their normal position in a joint is called a: A. Dislocation B. Strain C. Fracture D. Sprain

A. Dislocation

When the bone is only partially displaced, this trauma is called: A. Subluxation B. Strain C. Sprain D. Dislocation

A. Subluxation

Completely immovable joints such as the sutures between the skull bones are classified as: A. Synarthroses B. Amphiarthroses C. Diarthroses D. Synovial joints

A. Synarthroses

Osteomalacia occurs in adults as a result of poor absorption of: A. Vitamin D B. Vitamin B C. Proteins D. Calcium

A. Vitamin D

Bone that is composed of units referred to as osteons that are tightly packed together, producing a very strong rigid structure that forms the outer covering of bones, is called: A. Cancellous bone B. Compact bone C. Spongy bone D. Rigid bone

B. Compact bone

When the skin is broken and bone fragments may be angled and protrude through the skin in a bone fracture, the fracture us called a: A. Displaced fracture B. Compound Fracture C. Complete fracture D. Compression fracture

B. Compound Fracture

A chronic musculoskeletal disorder characterized by pain and stiffness affecting muscles, tendons, and surrounding soft tissues is called: A. Ostoporosis B. Fibromyalgia C. Paget's disease D. Muscular dystrophy

B. Fibromyalgia

The accumulation of uric acid or urate crystals in the joint is a sign of: A. Ankylosing spondylitis B. Gouty arthritis C. Infectious arthritis D. Juvenile arthritis

B. Gouty arthritis

Still's disease is a form of: A. Osteoarthritis B. Juvenile rheumatoid arthritis C. Gouty Arthritis D. Infectious arthritis

B. Juvenile rheumatoid arthritis

Two types of inclusions that my be found in skeletal muscle fibers are: A. Vacuoles and lysosomes B. Myoglobin and glycogen C. Lactos and lipid globules D. Hemoglobin and dystrophin

B. Myoglobin and glycogen

An autoimmune disorder that results in a chronic inflammatory disease causing symmetric inflammation of the joints and symptoms such as anorexia and fever is: A. Osteoarthritis B. Rheumatoid arthritis C. Fibromyalgia D. Muscular dystrophy

B. Rheumatoid arthritis

A bone neoplasm that arises from cartilage cells is: A. Osteosarcoma B. Kaposi's sarcoma C. Chondrosarcoma D. Ewing's sarcoma

C. Chondrosarcoma

The five stages of bone healing are: A. Procallus, bony callus, granulation tissue, restructuring, remodeling B. Inflammation, fibrocartilage formation, bony callus, molding, casting C. Hematoma, granulation tissue, procallus, bony callus, remodeling D. Closure, fibrin formation, callus formation, remodeling, calcifying

C. Hematoma, granulation tissue, procallus, bony callus, remodeling

Bone-forming cells that produce bone matrix are called: A. Osteoprogenitor cells B. Osteocytes C. Osteoblasts D. Osteoclasts

C. Osteoblasts

A common metabolic bone disorder characterized by a decrease in bone mass and density, together with loss of bone matrix and mineralization, is referred to as: A. Rheumatoid arthritis B. Fibromyalgia C. Osteoporosis D. Spondylitis

C. Osteoporosis

Chronic accelerated bone remodeling eventually enlarges and softens the affected bones in this progressive bone disease: A. Turners syndrome B. Osteoporosis C. Paget's disease D. Rickets

C. Paget's disease

A large muscle tear that: stops short of a complete tear, pain is severe, muscle may be partially contracted, loss of strength and range of motion is classified as a: A. Third degree tear B. Fourth degree tear C. Second degree tear D. First degree tear

C. Second degree tear

A tear in a tendon is called a: A. Subluxation B. Dislocation C. Strain D. Sprain

C. Strain

The contractile elements of the muscle fiber are: A. Acetylcholine and axons B. ATP and collagen C. Glycogen and mitochondria D. Actin and myosin

D. Actin and myosin

A chronic progressive inflammatory joint disease characterized by stiffening and fusion of the spine and sacroiliac joints is called: A. Juvenile arthritis B. Osteoarthritis C. Gout D. Ankylosing spondylitis

D. Ankylosing spondylitis

Duchenne's is a form of this disease: A. Osteoporosis B. Osteoarthritis C. Fibromyalgia D. Muscular dystrophy

D. Muscular dystrophy

The abnormal curvature of the spine (also referred to as "humpback or hunchback") that is characterized by abnormally rounded upper back is called: A. lordosis B. osteoporosis C. scoliosis D. kyphosis

D. kyphosis

The type of fracture that results from a weakness in the bone structure caused by conditions such as a tumor or osteoporosis is called a(n): A. stress fracture B. impacted fracture C. depressed fracture D. pathologic fracture

D. pathologic fracture