Musculoskeletal System

44 Questions | By Shinichiro | Last updated: Mar 22, 2022 | Total Attempts: 2327

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1.

Select two types of connective tissue
- A.
  
  Cartilage
- B.
  
  Bone
- C.
  
  Vessel
- D.
  
  Skin
- E.
  
  Muscle
2.

Divide to form the other bone cells
- A.
  
  Osteogenic cells
- B.
  
  Osteoblasts
- C.
  
  Osteocytes
- D.
  
  Osteoclasts
3.

Lay down the extracellular matrix
- A.
  
  Osteoblasts
- B.
  
  Osteogenic cells
- C.
  
  Osteocytes
- D.
  
  Osteoclasts
4.

Live in the mature bone and maintain the extracellular matrix
- A.
  
  Osteocytes
- B.
  
  Osteogenic cells
- C.
  
  Osteoblasts
- D.
  
  Osteoclasts
5.

Break down the extracellular matrix
- A.
  
  Break down the extracellular matrix Break down the extracellular matrix Break down the extracellular matrix Osteoclasts
- B.
  
  Osteogenic cells
- C.
  
  Osteoblasts
- D.
  
  Osteocytes
6.

Ground substance of cartilage is a gel containing 65-80% _____
- A.
  
  Water
- B.
  
  Blood
- C.
  
  Oxygen
- D.
  
  Nutrients
7.

Which cartilage does contain very few fibers?
- A.
  
  Costal cartilages
- B.
  
  Intervertebral disks
- C.
  
  Ear
- D.
  
  Epiglottis
8.

Ground substance of bone contains crystals of _____
- A.
  
  Calcium salts
- B.
  
  Salts
- C.
  
  Protein
- D.
  
  Water
9.

Which does contain blood vessels?
- A.
  
  Cartilage
- B.
  
  Bone
10.

A lattice of tiny strus of bone, like a sponge
- A.
  
  Cancellous bone
- B.
  
  Compact bone
11.

Which is the 2nd stage of bone remodeling?
- A.
  
  Osteoblasts and osteoclasts are formed when they needed to remodel bone.
- B.
  
  Osteoclasts remove damaged areas of bone
- C.
  
  Osteoblasts come after them and replace the extracellular matrix.
12.

When is Parathyroid hormone released?
- A.
  
  Blood calcium levels decrease
- B.
  
  Blood calcium levels increase
- C.
  
  Blood oxygen levels decrease
- D.
  
  Blood calcium levels increase
13.

Sustained Paratyroid Hormone raises blood calcium levels from _____.
- A.
  
  Bone
- B.
  
  Kidneys
- C.
  
  Intestines
- D.
  
  All of the above
14.

How can you creat Vitamin D in skin cells?
- A.
  
  Influence of sunlight
- B.
  
  Influence of activity
- C.
  
  During sleeping
- D.
  
  During eating
15.

When is Calcitonin released?
- A.
  
  Blood calcium is too high
- B.
  
  Blood calcium is too low
- C.
  
  Blood oxygen is too high
- D.
  
  Blood viscosity is too low
16.

Select Calcitonin
- A.
  
  Inhibits the rease of calcium from bone
- B.
  
  Reduces osteoclast activity
- C.
  
  Inhibits vitamin D activation in the kidney
- D.
  
  Inhibits calcium reabsorption by the kidney
- E.
  
  Activiates the rease of calcium from bone
- F.
  
  Increase osteoclast activity
- G.
  
  Activates vitamin D activation in the kidney
- H.
  
  Increase calcium reabsorption by the kidney
17.

Which born area does contain bone marrow?
- A.
  
  Epiphysis
- B.
  
  Diaphysis
- C.
  
  Metaphysis
18.

Which bone marrow does make blood cells?
- A.
  
  Red marrow
- B.
  
  Yellow marrow
19.

Little mobility
- A.
  
  Synarthroses
- B.
  
  Diarthroses
20.

Select clasification of type
- A.
  
  Proximal
- B.
  
  Midshaft
- C.
  
  Distal
- D.
  
  Transverse
- E.
  
  Oblique
- F.
  
  Spiral
- G.
  
  Comminuted
- H.
  
  Segmental
- I.
  
  Butterfly
- J.
  
  Impacted
21.

Select classification of location
- A.
  
  Proximal
- B.
  
  Midshaft
- C.
  
  Distal
- D.
  
  Transverse
- E.
  
  Oblique
- F.
  
  Spiral
- G.
  
  Comminuted
- H.
  
  Segmental
- I.
  
  Butterfly
- J.
  
  Impacted
22.

The most common fractures are those resulting from _____.
- A.
  
  Sudden injury
- B.
  
  Fatigue
- C.
  
  Pathologic
23.

Identify the steps in the treatment and recovery process of a fracture.
- A.
  
  Reduction
- B.
  
  Immobilization
- C.
  
  Restore function/rehab
24.

Discuss the four steps of bone healing. Select 3rd step.
- A.
  
  Hematoma forms and fibirin network fills it
- B.
  
  Cells grow along fibirin meshwork to form new tissue
- C.
  
  Calcium salts deposited in new tissue
- D.
  
  New tissue remodedled into normal shape
25.

Which is the most common primary malignat bone tumor?
- A.
  
  Osteosarcoma
- B.
  
  Ewing sarcoma
- C.
  
  Chondrosarcoma
- D.
  
  Metastases