Question 1

Which of the following correctly lists the three main components of connective tissue?

Accepted Answer

Cells, fibers, and ground substance

Question 2

Which type of connective tissue fiber provides the greatest tensile strength and is most abundant in tendons?

Accepted Answer

Collagen fibers

Question 3

A patient presents with a burn that affects the epidermis and the entire dermis, but not the underlying tissue. According to the 'rule of nines,' which degree of burn is this, and what is a key characteristic?

Accepted Answer

2nd-degree burn; blisters are present

Question 4

Which of the following best describes the main anatomical difference between bone and cartilage?

Accepted Answer

Bone is vascular and contains calcium salts, while cartilage is avascular and lacks calcium salts

Question 5

Which of the following is NOT a characteristic of all epithelial tissue?

Accepted Answer

Contains abundant extracellular matrix

Question 6

Which type of epithelial tissue would you expect to find lining the air sacs of the lungs, and what is its primary function?

Accepted Answer

Simple squamous epithelium; rapid diffusion of gases

Question 7

Which of the following is a function of adipose tissue (white fat) in the body?

Accepted Answer

Energy storage, insulation, and cushioning of organs

Question 8

Which cell type is responsible for producing the fibers found in connective tissue?

Accepted Answer

Fibroblasts

Question 9

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

Accepted Answer

Proteoglycans

Question 10

A patient is diagnosed with skin cancer. According to the book, what is the greatest risk factor for developing skin cancer?

Accepted Answer

Exposure to ultraviolet (UV) radiation

Question 11

Which of the following best describes a Langerhans cell in the skin?

Accepted Answer

A dendritic cell involved in immune defense

Question 12

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

Accepted Answer

Stratum basale

Question 13

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

Accepted Answer

Endocrine glands secrete hormones directly into the bloodstream, while exocrine glands secrete substances through ducts to a surface

Question 14

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

Accepted Answer

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

Question 15

Which of the following best describes the function of sebaceous glands in the skin?

Accepted Answer

Secrete sebum to lubricate and waterproof the skin and hair

Question 16

Which sensory receptor is responsible for detecting light touch and is found in the dermal papillae?

Accepted Answer

Meissner's corpuscle

Question 17

Which of the following is a correct description of the two layers of the dermis and their main anatomical features?

Accepted Answer

Papillary layer: loose areolar connective tissue; Reticular layer: dense irregular connective tissue

Question 18

A patient with a third-degree burn over 18% of their body surface area is at risk for which of the following complications, and what is the formula for estimating fluid loss using the 'rule of nines'?

Accepted Answer

Dehydration; $$ 	ext{Fluid loss (L)} = 	ext{Percent body surface area burned} 	imes 4 	imes 	ext{body weight (kg)} / 100 $$

Question 19

Which of the following best describes the mechanism of secretion for eccrine sweat glands?

Accepted Answer

Merocrine secretion: exocytosis of watery fluid directly onto the skin surface

Connective Tissue and Integumentary System: Study Guide

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