NR507 Week 6 Discussion Questions

Question 1

2 / 2 pts

Clinical manifestations of fibromyalgia include

hot, tender, and edematous muscle groups bilaterally.

exercise intolerance and painful muscle cramps.

fasciculations of the upper and lower extremity muscles.

burning or gnawing pain at tender points and profound fatigue.

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Question 2

0 / 2 pts

What is the diagnosis of a person who has tennis elbow characterized by tissue degeneration or irritation of the extensor carpi brevis tendon?

Bursitis

Lateral epicondylitis

Lateral tendinitis

Medial tendinitis

Question 3

2 / 2 pts

_____ is the temporary displacement of two bones in which the bone surfaces partially lose contact.

Nonunion

Dislocation

Subluxation

Malunion

Question 4

2 / 2 pts

In ankylosing spondylitis, the CD8+ T cells are presented with which of the following antigens?

Tendons

Synovium

Cartilage

Ligaments

Question 5

2 / 2 pts

What causes the crystallization within the synovial fluid of the joint affected by gouty arthritis?

Overproduction of uric acid

Increase in the glycosaminoglycan levels

Reduced excretion of purines

Overproduction of proteoglycans

Question 6

2 / 2 pts

_____ is a chronic inflammatory joint disease characterized by stiffening and fusion of the spine and sacroiliac joints.

Paget disease

Fibromyalgia

Ankylosing spondylitis

Rheumatoid arthritis

Question 7

2 / 2 pts

Rhabdomyolysis is characterized by

lysis of skeletal muscle cells through the initiation of the complement cascade.

smooth muscle degeneration resulting from ischemia.

paralysis of skeletal muscles resulting from impaired nerve supply.

release of myoglobin from damaged striated muscle cells.

Question 8

0 / 2 pts

An insufficient dietary intake of vitamin _____ can lead to rickets in children.

D

B12

B6

C

Question 9

2 / 2 pts

Which protein, absent in muscle cells of Duchenne muscular dystrophy, mediates the anchoring of skeletal muscles fibers to the basement membrane?

Syntrophin

Dystrophin

Laminin

Troponin

Question 10

2 / 2 pts

Ewing sarcoma arises from

embryonal osteocytes.

metadiaphysis of long bones.

bone-producing mesenchymal cells.

bone marrow.

Question 11

2 / 2 pts

Osteochondrosis is caused by a(n)

bacterial infection of the bone.

nutritional deficiency of calcium and phosphorus.

imbalance between calcitonin and parathyroid hormone.

vascular impairment and trauma to bone.

Question 12

2 / 2 pts

Molecular analysis has demonstrated that osteosarcoma is associated with

TP53.

myc.

TSC2.

src.

Question 13

2 / 2 pts

The pain experienced in Legg-Calvé-Perthes disease is referred to as involving

elbows and upper and lower arms and is described as a continuous ache and relieved by anti-inflammatory drugs.

knees, inner thighs, and groin and is described as a continuous ache and relieved by anti-inflammatory drugs.

knees, inner thighs, and groin that is aggravated by activity and relieved by rest.

elbows and upper and lower arms that is aggravated by activity and relieved by rest. NR507 Week 6 Discussion Questions

Question 14

2 / 2 pts

Facioscapulohumeral muscular dystrophy is likely inherited from one’s

father.

mother.

affected parent.

maternal lineage.

Question 15

2 / 2 pts

The total mass of muscle in the body can be estimated from which serum laboratory test value?

Creatine

Blood urea nitrogen

Albumin

Creatinine

Question 16

2 / 2 pts

Cutaneous vasculitis develops from the deposit of _____ in small blood vessels as a toxic response allergen.

T lymphocytes

immune complexes

complement

IgE

Question 17

2 / 2 pts

Which cells of the dermis secrete connective tissue matrix?

Fibroblasts

Macrophages

Histiocytes

Mast cells

Question 18

2 / 2 pts

Which malignancy is characterized by slow-growing lesions that usually have depressed centers and rolled borders and are frequently located on the face and neck?

Squamous cell carcinoma

Kaposi sarcoma

Malignant melanoma

Basal cell carcinoma

Question 19

2 / 2 pts

Keloids are sharply elevated, irregularly shaped, progressively enlarging scars caused by excessive amounts of _____ in the corneum during connective tissue repair.

reticular fibers

collagen

elastin

stroma

Question 20

2 / 2 pts

_____ of the epidermis initiate immune responses and provide defense against environmental antigens.

Melanocytes

Keratinocytes

Merkel cells

Langerhans cells

Question 21

2 / 2 pts

Thrush is a superficial infection that commonly occurs in children and is caused by

Candida albicans.

Streptococcus.

Staphylococcus.

herpesvirus.

Question 22

2 / 2 pts

Which vascular anomaly is a congenital malformation of dermal capillaries that does not fade with age?

Cavernous hemangioma

Port-wine (nevus flammeus) stain

Strawberry hemangioma

Cutaneous hemangioma

Question 23

0 / 2 pts

Which of the following viral diseases has an incubation period of 14 to 21 days and a duration of 1 to 4 days?

Varicella

Rubeola

Roseola

Rubella

Question 24

2 / 2 pts

Which clinical manifestation is considered the hallmark of atopic dermatitis?

High fever

Itching

Papular rash

Vesicles that burst and form crusts

Question 25

2 / 2 pts

Which contagious disease creates a primary skin lesion that is a pinpointed macule, papule, or wheal with hemorrhagic puncture site?

Rubeola

Scabies

Pediculosis

Tinea capitis

NR507 Week 6 Discussion Questions