Question 1

Which of the following best describes the main function of tight junctions in epithelial tissue?

Accepted Answer

They prevent substances from passing between adjacent cells.

Question 2

A patient has a skin condition where the epidermis is not properly keratinized. Which layer of the epidermis is most directly affected?

Accepted Answer

Stratum corneum

Question 3

Which type of connective tissue is primarily responsible for storing energy and providing insulation?

Accepted Answer

Adipose tissue

Question 4

Which epithelial tissue type lines the alveoli of the lungs, facilitating gas exchange?

Accepted Answer

Simple squamous epithelium

Question 5

A gland secretes its product by exocytosis without losing any part of the cell. Which secretion method is this?

Accepted Answer

Merocrine

Question 6

Which muscle type is both voluntary and striated?

Accepted Answer

Skeletal muscle

Question 7

A patient presents with brittle bones and poor mineralization. Which bone cell type is most likely malfunctioning?

Accepted Answer

Osteoblasts

Question 8

Which layer of the dermis is responsible for anchoring the skin to underlying structures and contains larger blood vessels?

Accepted Answer

Reticular layer

Question 9

Which connective tissue fiber type provides the greatest tensile strength to tendons and ligaments?

Accepted Answer

Collagen fibers

Question 10

A patient has a blocked sebaceous gland. What type of secretion method is most likely involved in the formation of a pimple?

Accepted Answer

Holocrine secretion

Question 11

Which of the following equations correctly represents the relationship between bone mass ($M$), bone density ($\rho$), and bone volume ($V$)?

Accepted Answer

$M = ho 	imes V$

Question 12

During endochondral ossification, which structure forms first in the developing long bone?

Accepted Answer

Primary ossification center

Question 13

Which of the following best explains why the skin is able to regulate body temperature?

Accepted Answer

The dermis contains blood vessels that can dilate or constrict.

Question 14

Which of the following is NOT a function of bone?

Accepted Answer

Production of hormones

Question 15

A patient with a deficiency in vitamin D is likely to have problems with which process in the skeletal system?

Accepted Answer

Osteoblast-mediated bone formation

Question 16

Which of the following best describes the difference between compact and spongy bone?

Accepted Answer

Compact bone is organized into osteons, while spongy bone contains trabeculae.

Question 17

Which cell type in nervous tissue is responsible for supporting and protecting neurons?

Accepted Answer

Glial cells

Question 18

Which of the following is a real-life example of stratified squamous epithelium providing protection?

Accepted Answer

Outer layer of the skin (epidermis)

Question 19

Which of the following equations correctly represents the calculation of body surface area ($A$) using the Mosteller formula, given height ($h$) in cm and weight ($w$) in kg?

Accepted Answer

$A = \sqrt{h 	imes w / 3600}$

Question 20

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

Accepted Answer

They produce melanin to protect against UV radiation.

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

Study Guide - Practice Questions

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