Question 1

Which of the following best describes the function of simple squamous epithelium in the alveoli of the lungs?

Accepted Answer

It allows rapid diffusion of gases due to its thin, single-layered structure.

Question 2

A patient presents with a keloid scar after a minor skin injury. Which process is most responsible for the formation of this type of scar?

Accepted Answer

Excessive collagen production during the granulation tissue phase.

Question 3

Which type of gland releases its product by exocytosis without losing any part of the cell?

Accepted Answer

Merocrine (eccrine) gland

Question 4

Which of the following is a function of the hypodermis (subcutaneous layer)?

Accepted Answer

Anchoring the skin to underlying tissues and providing insulation.

Question 5

Which cell type is primarily responsible for producing the pigment melanin in the skin?

Accepted Answer

Melanocyte

Question 6

Which of the following best explains why cartilage heals more slowly than skin?

Accepted Answer

Cartilage is avascular, so nutrients and cells required for repair must diffuse from surrounding tissues.

Question 7

Which intercellular connection is most important for allowing ions to pass directly between cardiac muscle cells, enabling synchronized contraction?

Accepted Answer

Gap junctions

Question 8

A biopsy of skin reveals a thick stratum corneum and the presence of a stratum lucidum. Where is this skin most likely located?

Accepted Answer

Palm of the hand

Question 9

Which of the following is the correct sequence of events in skin regeneration after injury?

Accepted Answer

Inflammation → Migration → Proliferation → Maturation

Question 10

Which connective tissue fiber type provides the greatest tensile strength to tissues such as tendons?

Accepted Answer

Collagen fibers

Question 11

Which of the following best describes the difference between exocrine and endocrine glands?

Accepted Answer

Exocrine glands secrete onto epithelial surfaces via ducts, while endocrine glands release hormones into the bloodstream.

Question 12

Which layer of the epidermis is responsible for cell division and contains stem cells?

Accepted Answer

Stratum basale

Question 13

A patient has a burn that affects the epidermis and part of the dermis, causing blistering. What type of burn is this?

Accepted Answer

Second-degree burn

Question 14

Which of the following is a supporting connective tissue?

Accepted Answer

Cartilage

Question 15

Which pigment is responsible for the yellow-orange coloration of the skin?

Accepted Answer

Carotene

Question 16

Which of the following best describes appositional growth in cartilage?

Accepted Answer

New layers of cartilage are added to the surface by cells in the perichondrium.

Question 17

Which of the following is NOT a function of the integumentary system?

Accepted Answer

Production of red blood cells

Question 18

Which structure is responsible for producing sebum in the skin?

Accepted Answer

Sebaceous gland

Question 19

Which of the following touch receptors is specialized for detecting deep pressure and vibration?

Accepted Answer

Pacinian corpuscle

Question 20

Which part of the hair follicle is responsible for hair growth and contains actively dividing cells?

Accepted Answer

Hair bulb

Unit 2 Study Guide: Tissues and Integumentary System

Study Guide - Practice Questions