Question 1

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

Accepted Answer

Synthesis of digestive enzymes

Question 2

A patient suffers a fracture in a long bone. Which of the following best describes a long bone?

Accepted Answer

A bone that is longer than it is wide and primarily functions as a lever

Question 3

Which type of cartilage is most commonly found at the articular surfaces of joints and forms the temporary skeleton of the embryo?

Accepted Answer

Hyaline cartilage

Question 4

Chondrocytes are responsible for which of the following?

Accepted Answer

Synthesizing and maintaining cartilage matrix

Question 5

Which of the following best describes fibrocartilage?

Accepted Answer

A mixture of white fibrous tissue and cartilage, providing tough resistance to compression

Question 6

A patient is diagnosed with a deficiency in calcium. Which function of bone is most directly affected?

Accepted Answer

Mineral storage and release

Question 7

Which equation best represents the relationship between bone mineral density ($BMD$), calcium intake ($C$), and physical activity ($PA$)?

Accepted Answer

$BMD = C 	imes PA$

Question 8

Which type of bone marrow is primarily responsible for hematopoiesis in adults?

Accepted Answer

Red marrow

Question 9

Which classification of bone is the vertebra considered to be?

Accepted Answer

Irregular bone

Question 10

A patient presents with damage to the meniscus of the knee. Which type of cartilage is affected?

Accepted Answer

Fibrocartilage

Question 11

Which of the following bones is classified as a sesamoid bone?

Accepted Answer

Patella

Question 12

Which of the following statements about elastic cartilage is TRUE?

Accepted Answer

It contains abundant elastic fibers and is found in the external ear and epiglottis

Question 13

Which of the following is a correct pairing of bone classification and example?

Accepted Answer

Flat bone – Sternum

Question 14

Which process is most directly responsible for the replacement of hyaline cartilage by bone during development?

Accepted Answer

Endochondral ossification

Question 15

A patient with anemia may have increased activity in which part of the bone?

Accepted Answer

Red bone marrow

Question 16

Which of the following is NOT a feature of hyaline cartilage?

Accepted Answer

Contains abundant elastic fibers

Question 17

Which bone classification is best described as thin, broad, and often curved, providing protection to underlying organs?

Accepted Answer

Flat bone

Question 18

Which of the following equations best represents the storage and release of calcium by bone, where $[Ca^{2+}]_{blood}$ is blood calcium concentration and $[Ca^{2+}]_{bone}$ is bone calcium concentration?

Accepted Answer

$[Ca^{2+}]_{blood} + [Ca^{2+}]_{bone} = constant$

Question 19

Which of the following is TRUE regarding short bones?

Accepted Answer

They are roughly cube-shaped and provide stability and support with limited motion

Question 20

Which cell type is responsible for producing chondrocytes in cartilage?

Accepted Answer

Chondroblasts

Skeletal System I: Bone Tissue – Structure, Function, and Classification

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