Question 1

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

Accepted Answer

Rapid diffusion of gases

Question 2

A tissue sample from the esophagus shows multiple layers of flat cells at the surface. Which type of epithelium is this, and what is its primary function?

Accepted Answer

Stratified squamous; protection from abrasion

Question 3

Which connective tissue type is primarily responsible for storing energy in the form of triglycerides?

Accepted Answer

Adipose connective tissue

Question 4

A patient suffers a deep cut that damages the reticular layer of the dermis. Which tissue type is most affected?

Accepted Answer

Dense irregular connective tissue

Question 5

Which of the following best explains why keratinized stratified squamous epithelium is found on the skin surface?

Accepted Answer

It protects against dehydration and abrasion

Question 6

Which muscle tissue type is responsible for voluntary movements such as walking?

Accepted Answer

Skeletal muscle

Question 7

A histological slide shows a single layer of tall, closely packed cells with microvilli on the apical surface. Which tissue is this and where is it commonly found?

Accepted Answer

Simple columnar epithelium; lining of small intestine

Question 8

Which of the following is a function of neuroglia in nervous tissue?

Accepted Answer

Supporting, insulating, and protecting neurons

Question 9

A biopsy from the urinary bladder reveals an epithelium that appears cuboidal when relaxed and squamous when stretched. What is this tissue called?

Accepted Answer

Transitional epithelium

Question 10

Which connective tissue type forms the structural framework of lymphoid organs such as the spleen and lymph nodes?

Accepted Answer

Reticular connective tissue

Question 11

Which of the following best describes the arrangement and function of pseudostratified ciliated columnar epithelium in the trachea?

Accepted Answer

Single layer of cells of varying heights with cilia; movement of mucus

Question 12

Which of the following equations correctly represents the relationship between the number of cell layers ($$n) $$and the classification of epithelial tissue?

Accepted Answer

$$n = 1$$ indicates simple epithelium

Question 13

Which tissue type is characterized by concentric rings called osteons and is responsible for supporting and protecting organs?

Accepted Answer

Compact bone

Question 14

A patient with a genetic defect in keratin production would most likely experience which of the following symptoms?

Accepted Answer

Increased risk of dehydration and skin abrasion

Question 15

Which of the following best explains why blood is classified as a connective tissue?

Accepted Answer

It consists of cells surrounded by a nonliving extracellular matrix (plasma)

Question 16

Which of the following is a key difference between cardiac and skeletal muscle tissue?

Accepted Answer

Cardiac muscle cells are branched and interconnected by intercalated discs; skeletal muscle cells are long and cylindrical

Question 17

Which of the following best describes the function of the papillary layer of the dermis?

Accepted Answer

Adheres the epidermis to the dermis and contains capillaries and sensory neurons

Question 18

Which of the following cell types is responsible for generating and conducting electrical impulses in nervous tissue?

Accepted Answer

Neurons

Question 19

A tissue sample from the kidney tubules is most likely to show which type of epithelial tissue?

Accepted Answer

Simple cuboidal epithelium

Histology and the Integumentary System: Structure and Function of Human Tissues

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