chapter 6 magic notes
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Questions and Answers

Which type of bone has a honeycomb-like structure?

  • Spongy bones (correct)
  • Flat bones
  • Irregular bones
  • Compact bones

What is the main function of bones?

  • Protection
  • Support (correct)
  • Movement
  • Storage

Which bone marking serves as a site of muscle and ligament attachment?

  • Tuberosity (correct)
  • Spine
  • Foramen
  • Fossa

What is the function of the periosteum?

<p>Blood vessel and nerve entry (B)</p> Signup and view all the answers

Where is red marrow found in adults?

<p>Spongy bone (C)</p> Signup and view all the answers

Which cells are responsible for bone resorption?

<p>Osteoclasts (A)</p> Signup and view all the answers

Which of the following is NOT a treatment for osteoporosis?

<p>Fluoride supplements (A)</p> Signup and view all the answers

Which of the following drugs can increase bone mineral density?

<p>Biphosphonates (B)</p> Signup and view all the answers

What is the main characteristic of Paget's disease?

<p>Excessive bone formation (D)</p> Signup and view all the answers

Which of the following is a treatment for Paget's disease?

<p>Biphosphonates (C)</p> Signup and view all the answers

At what age do nearly all bones completely ossify?

<p>25 (A)</p> Signup and view all the answers

When does bone mass start to decrease with age?

<p>4th decade (D)</p> Signup and view all the answers

Which of the following is NOT a classification of bone fractures?

<p>Nondisplaced (C)</p> Signup and view all the answers

Which type of fracture occurs when excessive twisting forces are applied to a bone?

<p>Spiral fracture (D)</p> Signup and view all the answers

What is the term for a fracture in which one side of the bone is broken and the other side bends?

<p>Greenstick fracture (A)</p> Signup and view all the answers

Which of the following is NOT a stage in the healing of a bone fracture?

<p>Bone remodeling (D)</p> Signup and view all the answers

What is the main cause of osteomalacia and rickets?

<p>Vitamin D deficiency (A)</p> Signup and view all the answers

Which of the following is NOT a risk factor for osteoporosis?

<p>High levels of TSH (C)</p> Signup and view all the answers

Which type of bone development forms most of the skeleton?

<p>Endochondral ossification (B)</p> Signup and view all the answers

What is the function of Volkmann's canals in compact bone?

<p>Connects blood vessels and nerves of the periosteum and central canal (D)</p> Signup and view all the answers

What is the primary hormone that stimulates osteoclasts to degrade bone matrix and release calcium?

<p>Parathyroid hormone (PTH) (D)</p> Signup and view all the answers

Which vitamin is needed for the synthesis of collagen in bone?

<p>Vitamin C (B)</p> Signup and view all the answers

What is the function of trabeculae in spongy bone?

<p>Align along lines of stress (D)</p> Signup and view all the answers

Which hormone stimulates epiphyseal plate activity and promotes cell division at the epiphyseal plate?

<p>Growth hormone (C)</p> Signup and view all the answers

Which type of cartilage is similar to hyaline cartilage but contains elastic fibers?

<p>Elastic cartilage (A)</p> Signup and view all the answers

What is the most abundant type of cartilage?

<p>Hyaline cartilage (B)</p> Signup and view all the answers

Which type of cartilage has collagen fibers and great tensile strength?

<p>Fibrocartilage (A)</p> Signup and view all the answers

Which bones make up the axial skeleton?

<p>Bones of the skull, vertebral column, and rib cage (A)</p> Signup and view all the answers

Which bones are longer than they are wide?

<p>Long bones (A)</p> Signup and view all the answers

Where is articular cartilage found?

<p>Ends of long bones (D)</p> Signup and view all the answers

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