Study_Guide_Quiz_week_7.(elaborations) Advanced Pathology (NR 507)

ANS: A A stress fracture occurs in normal or abnormal bone that is subjected to repeated stress, such as repetitive and strenuous activities that occur during athletics. A greenstick fracture is one in which the outer surface of the bone is disrupted but the interior is intact. Insufficiency fractures are seen in osteoporosis and osteomalacia. A pathologic fracture is one that occurs from force that would not usually break a bone. There is usually an underlying lesion or abnormality at the site of the fracture. 3. Improper reduction or immobilization of a fractured femur can result in which outcome after cast removal? a. The muscles around the fracture site are weak. b. The fracture requires 6 to 8 weeks of physical therapy. c. The skin under the cast is dry and flaky. d. The bone is not straight. ANS: D Improper reduction or immobilization of a fractured bone may result in nonunion, delayed union, or malunion. Malunion is the healing of a bone in a nonanatomic position that could result in the bone not being straight. The other options are normal occurrences. 4. What is the tear in a ligament referred to as? a. Fracture b. Strain c. Disunion d. Sprain ANS: D Ligament tears are commonly known as sprains. A fracture is a break in a bone. A strain is an injury to a tendon or muscle. Disunion is when bones do not heal together properly after a fracture. 5. Which type of osteoporosis would a person develop after having the left leg in a cast for 8 weeks to treat fracture of the tibia and fibula? a. Iatrogenic b. Regional c. Idiopathic d. Osteoblastic ANS: B Classic regional osteoporosis is associated with disuse or immobilization of a limb because of fractures, motor paralysis, or bone or joint inflammation. 6. A patient is brought to the Emergency Department after being found by neighbors. The patient says she has been lying on the floor in the house for 3 days. What action