$$\text{Total Burned Area} = \text{Percentage} \times \text{Body Surface Area}$$

Question 1

A patient presents with a suspicious skin lesion. According to the ABCDE rule for melanoma, which characteristic is MOST concerning for malignancy?

Accepted Answer

Diameter greater than 6 mm

Question 2

Which of the following cell types is responsible for producing the pigment melanin in the epidermis?

Accepted Answer

Melanocytes

Question 3

A third-degree burn differs from a first-degree burn in which of the following ways?

Accepted Answer

It destroys both the epidermis and dermis, often requiring skin grafts

Question 4

Which of the following is NOT a function of bone tissue?

Accepted Answer

Production of insulin

Question 5

A long bone's diaphysis is primarily composed of which type of bone tissue?

Accepted Answer

Compact bone

Question 6

Which type of cartilage is found at the ends of long bones, providing a smooth surface for joint movement?

Accepted Answer

Hyaline cartilage

Question 7

A patient suffers a comminuted fracture. What does this mean?

Accepted Answer

The bone is broken into three or more pieces

Question 8

Which bone cell type is responsible for bone resorption during remodeling?

Accepted Answer

Osteoclasts

Question 9

Which of the following best describes the difference between axial and appendicular skeletons?

Accepted Answer

Axial skeleton consists of the skull, vertebral column, and rib cage; appendicular skeleton consists of the limbs and girdles

Question 10

Which of the following bones articulates directly with the femur at the knee joint?

Accepted Answer

Tibia

Question 11

Which type of synovial joint allows movement in multiple axes, such as the shoulder joint?

Accepted Answer

Multiaxial

Question 12

Which of the following is a structural classification of joints based on the material joining the bones?

Accepted Answer

Fibrous joint

Question 13

During bone ossification, which process describes the replacement of cartilage by bone?

Accepted Answer

Endochondral ossification

Question 14

Which of the following best describes the function of red bone marrow?

Accepted Answer

Production of blood cells

Question 15

A patient is unable to abduct their arm at the shoulder. Which type of synovial joint movement is impaired?

Accepted Answer

Abduction

Question 16

Which equation correctly represents the calculation of the surface area of skin for burn assessment using the 'Rule of Nines'?

Accepted Answer

$$	ext{Total Burned Area} = 	ext{Percentage} 	imes 	ext{Body Surface Area}$$

Question 17

Which of the following is a real-life example of a hinge joint?

Accepted Answer

Elbow joint

Question 18

Which bone cell type is most active during the healing of a bone fracture?

Accepted Answer

Osteoblasts

Question 19

Which of the following best describes the role of bursae in synovial joints?

Accepted Answer

They reduce friction between moving structures

Question 20

A patient with osteoporosis is at increased risk for which type of bone fracture?

Accepted Answer

Compression fracture

Study Guide: Integumentary, Skeletal, and Articular Systems

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