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Return to Organs, Systems, and Surgery Student Resources
Chapter 6 Multiple Choice Questions
Quiz Content
*
not completed
.
Which of the following is true about osteocytes?
Osteoblasts create new bone.
correct
incorrect
Osteoclasts are single-nucleated cells.
correct
incorrect
Only osteoblasts play a role in calcium regulation.
correct
incorrect
Osteoclasts are encased within lacunae in hard bone.
correct
incorrect
*
not completed
.
Which of the following contain(s) capillaries supplying bones with blood?
Periosteum
correct
incorrect
Volkmann's canals
correct
incorrect
Osteons
correct
incorrect
Haversian canals
correct
incorrect
*
not completed
.
What is the name given to the cartilaginous areas at the end of long bones that facilitate growth?
Hyaline cartilage
correct
incorrect
Primary ossification centre
correct
incorrect
Epiphyseal plates
correct
incorrect
Secondary ossification centre
correct
incorrect
*
not completed
.
Which of these is not required for the synthesis of vitamin D?
The liver
correct
incorrect
A diet high in vegetables
correct
incorrect
The kidneys
correct
incorrect
UV radiation
correct
incorrect
*
not completed
.
Which muscle filament is responsible for actively contracting to shorten the muscle fibre?
Actin
correct
incorrect
Troponin
correct
incorrect
Myosin
correct
incorrect
Tropomyosin
correct
incorrect
*
not completed
.
An injury where a fragment of bone is fractured around the insertion site of a tendon is known as what type of fracture?
Greenstick fracture
correct
incorrect
Compound fracture
correct
incorrect
Avulsion fracture
correct
incorrect
Oblique fracture
correct
incorrect
*
not completed
.
Which of the following is
not
a type of bony joint?
Cradle joint
correct
incorrect
Ball and socket joint
correct
incorrect
Hinge joint
correct
incorrect
Condyloid joint
correct
incorrect
*
not completed
.
Which type of tissue is responsible for a bone's density and strength?
Trabecular bone
correct
incorrect
Hyaline cartilage
correct
incorrect
Cortical bone
correct
incorrect
Chondrocytes
correct
incorrect
*
not completed
.
Which intracellular ion is most important for muscle function?
Potassium
correct
incorrect
Sodium
correct
incorrect
Magnesium
correct
incorrect
Calcium
correct
incorrect
*
not completed
.
What is the smallest functional unit within a muscle?
Myofibril
correct
incorrect
Sarcomere
correct
incorrect
Muscle fibre
correct
incorrect
Sarcolemma
correct
incorrect
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