Question 1

Which of the following is NOT a function of the skeletal system?

Accepted Answer

Production of digestive enzymes

Question 2

Which type of cartilage is most abundant in the human body and found at articular surfaces of joints?

Accepted Answer

Hyaline cartilage

Question 3

Appositional growth of cartilage involves which of the following processes?

Accepted Answer

Cartilage-forming cells in the perichondrium secrete matrix against the external face of existing cartilage

Question 4

Which bone classification is characterized by a thin and curved shape and serves as a point of attachment for muscles and protection of internal organs?

Accepted Answer

Flat bones

Question 5

A patient presents with a fracture in the patella. Which bone classification does the patella belong to?

Accepted Answer

Sesamoid bone

Question 6

Which of the following best describes the role of yellow bone marrow in adults?

Accepted Answer

It stores triglycerides and serves as an energy reserve

Question 7

Which cell type is responsible for bone resorption and is formed by the fusion of multiple bone marrow stem cells?

Accepted Answer

Osteoclasts

Question 8

During endochondral ossification, which event occurs FIRST?

Accepted Answer

Development of a hyaline cartilage template

Question 9

Which hormone is most important for stimulating epiphyseal plate activity in infancy and childhood?

Accepted Answer

Growth hormone

Question 10

A patient with hypocalcemia is likely to experience which of the following symptoms?

Accepted Answer

Muscle spasms or tetany

Question 11

Which equation correctly represents the relationship between calcium and phosphate in bone mineralization?

Accepted Answer

$$Ca^{2+}$$ + $$PO_4$$^{3-} \rightarrow $$Ca_3$$($$PO_4)_2$

Question 12

Which hormone increases blood calcium levels by stimulating osteoclast activity?

Accepted Answer

Parathyroid hormone (PTH)

Question 13

A weight lifter develops thickened bone at muscle attachment sites. Which law explains this adaptation?

Accepted Answer

Wolff's Law

Question 14

Which of the following nutrients is essential for calcium absorption in the small intestine?

Accepted Answer

Vitamin D

Question 15

A patient with osteoporosis is most likely to have increased activity of which cell type?

Accepted Answer

Osteoclasts

Question 16

Which process is responsible for the growth in length of long bones during childhood?

Accepted Answer

Interstitial growth at the epiphyseal plate

Question 17

Which of the following best describes the structure of compact bone?

Accepted Answer

Osteons with concentric lamellae surrounding a central canal

Question 18

A patient with a fracture that does NOT break the skin is said to have which type of fracture?

Accepted Answer

Simple fracture

Question 19

Which of the following is a consequence of sustained high blood calcium levels?

Accepted Answer

Kidney stone formation

Question 20

Which of the following best explains why bedridden patients often have featureless bones?

Accepted Answer

Lack of mechanical stress leads to reduced bone remodeling

Chapter 6: Bone Tissue – Structure, Function, and Classification

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