Deck 42: Alterations of Musculoskeletal Function in Children

Question 1

Ewing sarcoma originates from:

A) osteoblasts.
B) epithelial cells.
C) the spleen.
D) the bone marrow.

Answer 1

the bone marrow.

Question 2

Legg-Calvé-Perthes (LCP) disease affects which of the following joints?

A) Vertebral
B) Shoulder
C) Hip
D) Knee

Answer 2

Hip

Question 3

A 22-year-old female whose brother is diagnosed with Duchenne muscular dystrophy (DMD) wants to know if her children will inherit it.A fairly accurate test to identify female carriers of the disease is measurement of serum levels of:

A) dystrophin.
B) myoglobin.
C) creatine kinase (CK).
D) troponin 1.

Answer 3

creatine kinase (CK).

Question 4

Duchenne muscular dystrophy (DMD) has a(n) _____ inheritance pattern.

A) autosomal recessive
B) X-linked recessive
C) Y-linked dominant
D) autosomal dominant

Question 5

A 3-year-old male is diagnosed with Duchenne muscular dystrophy.Treatment will include:

A) aspirin.
B) antivirals.
C) steroids.
D) chemotherapy.

Question 6

A 9-month-old male was diagnosed with osteogenesis imperfecta (OI).This disease is caused by errors in the synthesis of:

A) elastin.
B) glycoproteins.
C) collagen.
D) calcium salts.

Question 7

Osteosarcoma is most likely present in the _____ of long bones.

A) epiphyses
B) metaphyses
C) marrow
D) osteocytes

Question 8

While performing an assessment of a 2-month-old child, the nurse notes a positive Ortolani click.The nurse would suspect the child has:

A) a hip fracture.
B) hip dysplasia.
C) osteogenesis imperfecta.
D) osteomyelitis.

Question 9

A major predictor of poor prognosis for Ewing sarcoma is:

A) age of onset.
B) size of tumor.
C) presence of metastasis.
D) gender of child.

Question 10

A 13 year old presents with pain at night, cough, and dyspnea and is diagnosed with a metastasizing malignant bone tumor.The most likely type of tumor is:

A) nonossifying fibroma.
B) chondrosarcoma.
C) Ewing sarcoma.
D) osteosarcoma.

Question 11

Incidence of Legg-Calvé-Perthes (LCP) disease peaks at age______.

Question 12

A 6-year-old male presents with fever, pain, swelling, and warmth and is diagnosed with osteomyelitis.In addition to the clinical symptoms, the nurse would expect elevations in which lab tests? (Select all that apply.)

A) C-reactive protein
B) White blood cell count
C) Red cell count
D) Erythrocyte sedimentation rate (ESR)
E) Liver enzymes

Question 13

Children with osteogenesis imperfecta (OI) are at high risk for frequent:

A) bone fractures.
B) shoulder dislocations.
C) bone infections.
D) joint injuries.

Question 14

A 1-year-old female was diagnosed with osteogenesis imperfecta (OI).Which complication must be monitored for?

A) Congestive heart failure
B) Liver failure
C) Aortic aneurysm
D) Pulmonary emboli

Question 15

The onset of Duchenne muscular dystrophy (DMD) most often occurs at:

A) 3-6 months of age.
B) preschool years.
C) school age.
D) the onset of puberty.

Question 16

Which type of scoliosis accounts for the majority of the cases of scoliosis?

A) Idiopathic
B) Infectious
C) Iatrogenic
D) Secondary

Question 17

A 9 month old was diagnosed with osteogenesis imperfecta (OI).This disease is caused by:

A) uterine teratogens.
B) a genetic defect.
C) malnutrition.
D) trauma.

Question 18

Polyarthritis is a type of juvenile arthritis in which more than _____ joints are affected.

Question 19

The treatment of Osgood-Schlatter disease includes:

A) steroids.
B) restriction from physical activity.
C) intense physical therapy.
D) knee replacement surgery.

Question 20

Osgood-Schlatter disease causes inflammation of the:

A) shoulder joint.
B) patellar tendon.
C) elbow ligaments.
D) hip cartilage.