Question 1

Which of the following best describes the primary function of osteoclasts in bone tissue?

Accepted Answer

They resorb bone by breaking down the mineralized matrix.

Question 2

A patient presents with a skin lesion that is rapidly dividing and has abnormal keratinocytes. Which layer of the skin is most likely involved in the origin of this lesion?

Accepted Answer

Stratum basale

Question 3

Which of the following best distinguishes cardiac muscle from skeletal and smooth muscle?

Accepted Answer

Cardiac muscle fibers are striated and connected by intercalated discs.

Question 4

Which of the following is a function of the extracellular matrix in connective tissue?

Accepted Answer

Provides structural support and mediates exchange of nutrients and waste

Question 5

A biopsy reveals tissue with multiple layers of flat cells. Which type of epithelium is this, and where is it most likely found?

Accepted Answer

Stratified squamous; epidermis of the skin

Question 6

Which of the following best describes the action of parathyroid hormone (PTH) on bone?

Accepted Answer

PTH increases bone resorption by stimulating osteoclasts.

Question 7

Which of the following is the correct order of the layers of the epidermis from superficial to deep?

Accepted Answer

Stratum corneum, stratum granulosum, stratum spinosum, stratum basale

Question 8

A patient has a genetic defect affecting collagen production. Which tissue type is most likely to be compromised?

Accepted Answer

Connective tissue

Question 9

Which of the following best describes the process of endochondral ossification?

Accepted Answer

Bone replaces a pre-existing cartilage model during development.

Question 10

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

Accepted Answer

Cranium

Question 11

A patient with a burn that destroys the epidermis and dermis but spares the hypodermis has what degree of burn?

Accepted Answer

Third-degree burn

Question 12

Which of the following best describes the function of melanocytes in the skin?

Accepted Answer

Produce melanin to protect against UV radiation

Question 13

Which of the following is a function of the arrector pili muscle?

Accepted Answer

Contracts to cause hair to stand upright (goosebumps)

Question 14

Which of the following best describes the role of the periosteum in bone?

Accepted Answer

It covers the outer surface of bone and contains cells for growth and repair.

Question 15

A child is diagnosed with a deficiency in calcitonin. Which of the following is a likely consequence?

Accepted Answer

Increased bone resorption and elevated blood calcium levels

Question 16

Which of the following best describes the function of Langerhans' cells in the epidermis?

Accepted Answer

Act as immune cells to detect and present antigens

Question 17

Which of the following bones is formed by intramembranous ossification?

Accepted Answer

Cranium

Question 18

A patient has a fracture at the epiphyseal plate. What is the clinical significance of this location?

Accepted Answer

It is the region where bone lengthening occurs during growth.

Question 19

Which of the following best describes the function of sudoriferous glands?

Accepted Answer

Produce sweat for thermoregulation

Question 20

A patient with a genetic disorder affecting the function of chondrocytes would most likely have problems with which tissue?

Accepted Answer

Cartilage tissue

Anatomy & Physiology: Study Guide for Tissues, Integumentary System, and Skeletal System

Study Guide - Practice Questions

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