Question 1

Which of the following is NOT a primary function of the skin?

Accepted Answer

Production of red blood cells

Question 2

Which layer of the epidermis is responsible for the continuous regeneration of skin cells?

Accepted Answer

Stratum basale

Question 3

A patient presents with jaundice, a yellowing of the skin. Which underlying condition is most likely responsible for this change in skin color?

Accepted Answer

Liver dysfunction leading to increased bilirubin

Question 4

Which type of receptor in the skin is primarily responsible for detecting light touch?

Accepted Answer

Meissner's corpuscles

Question 5

Which of the following appendages of the skin is most involved in thermoregulation?

Accepted Answer

Eccrine sweat glands

Question 6

A third-degree burn is considered the most concerning type of skin injury because:

Accepted Answer

It destroys both the epidermis and dermis, potentially damaging underlying tissues

Question 7

Which type of cartilage is found in the intervertebral discs and provides resistance to compression?

Accepted Answer

Fibrocartilage

Question 8

Which of the following is an example of a flat bone?

Accepted Answer

Scapula

Question 9

The process of hematopoiesis occurs primarily in which part of the bone?

Accepted Answer

Red bone marrow

Question 10

Which equation best represents the chemical composition of hydroxyapatite, the main mineral in bone?

Accepted Answer

$Ca_5(PO_4)_3OH$

Question 11

During bone remodeling, which cell type is responsible for bone resorption?

Accepted Answer

Osteoclasts

Question 12

A patient with osteoporosis is experiencing increased bone fragility. Which hormone is most likely deficient, leading to decreased bone formation?

Accepted Answer

Calcitonin

Question 13

According to Wolff's Law, which of the following best describes how bone adapts to mechanical stress?

Accepted Answer

Bone tissue is deposited in areas of high stress and resorbed in areas of low stress

Question 14

Which of the following is a homeostatic imbalance of bone characterized by excessive bone resorption and formation, resulting in weak and deformed bones?

Accepted Answer

Paget's disease

Question 15

Which bone is part of the axial skeleton?

Accepted Answer

Skull

Question 16

Which of the following best describes the difference between osteocytes, osteoblasts, and osteoclasts?

Accepted Answer

Osteoblasts build bone, osteoclasts resorb bone, osteocytes maintain bone

Question 17

A patient suffers a fracture in the shaft of the femur. Which part of the long bone is affected?

Accepted Answer

Diaphysis

Question 18

Which of the following best explains why the skin is able to act as a barrier to pathogens?

Accepted Answer

The presence of keratinized cells in the stratum corneum

Question 19

Which of the following is a function of the dermal papillae found in the dermis?

Accepted Answer

Increasing surface area for exchange of gases and nutrients between dermis and epidermis

Question 20

A patient presents with cyanosis, a bluish discoloration of the skin. What is the most likely cause?

Accepted Answer

Decreased oxygen saturation in the blood

Integumentary and Skeletal Systems: Study Guide for Anatomy & Physiology

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