Question 1

Which of the following lists the layers of the epidermis in the correct order from superficial to deep (in thick skin)?

Accepted Answer

Stratum corneum, stratum lucidum, stratum granulosum, stratum spinosum, stratum basale

Question 2

A patient presents with a burn that affects the entire epidermis and part of the dermis, resulting in blisters and pain. According to the degrees of burns, which type is this?

Accepted Answer

Second-degree burn

Question 3

Which pigment is primarily responsible for the brown coloration of human skin, and what cell produces it?

Accepted Answer

Melanin; produced by melanocytes

Question 4

Which structure in the skin is responsible for producing sebum, and what is its primary function?

Accepted Answer

Sebaceous gland; lubricates and waterproofs the skin and hair

Question 5

A patient with jaundice has yellowish skin. Which pigment is responsible for this coloration, and what is the likely underlying pathology?

Accepted Answer

Bilirubin; liver dysfunction

Question 6

Which of the following best describes the structure and function of spongy bone?

Accepted Answer

Composed of trabeculae that provide structural support and house red bone marrow

Question 7

Which hormone increases blood calcium levels by stimulating osteoclast activity?

Accepted Answer

Parathyroid hormone (PTH)

Question 8

Which of the following is NOT a function of the organic matrix of bone?

Accepted Answer

Providing tensile strength

Question 9

Which type of ossification is responsible for the formation of most flat bones of the skull?

Accepted Answer

Intramembranous ossification

Question 10

A 10-year-old child fractures the diaphysis of their femur. Which part of the bone is primarily responsible for the bone's lengthwise growth during healing?

Accepted Answer

Epiphyseal plate

Question 11

Which of the following bones is part of the axial skeleton?

Accepted Answer

Sternum

Question 12

Which suture separates the parietal bones from the occipital bone?

Accepted Answer

Lambdoid suture

Question 13

Which of the following best describes the difference between the male and female pelvic girdle?

Accepted Answer

The female pelvis is wider and shallower to facilitate childbirth

Question 14

Which vertebrae are characterized by the presence of transverse foramina?

Accepted Answer

Cervical vertebrae

Question 15

A patient suffers a comminuted fracture. Which of the following best describes this type of fracture?

Accepted Answer

The bone is broken into three or more pieces

Question 16

Which of the following is a functional classification of joints that allows free movement?

Accepted Answer

Diarthrosis

Question 17

Which type of synovial joint movement describes moving a limb away from the midline of the body?

Accepted Answer

Abduction

Question 18

Which structure in a synovial joint produces synovial fluid?

Accepted Answer

Synovial membrane

Question 19

A patient is diagnosed with osteoporosis, a condition where bone resorption exceeds bone deposition. Which cells are primarily responsible for bone resorption?

Accepted Answer

Osteoclasts

Question 20

Which of the following equations correctly represents the calculation of the percentage of body surface area burned using the Rule of Nines for an adult with burns on the entire left arm and anterior trunk?

Accepted Answer

$$Total\ Burned\ Area = Left\ Arm\ (9\%) + Anterior\ Trunk\ (18\%) = 27\%$$

BIO168 Unit 2 Study Guide: Integumentary and Skeletal Systems

Study Guide - Practice Questions

Study Guide - Flashcards