Question 1

Which of the following best describes the main function of stratified squamous epithelium in the human body?

Accepted Answer

Protection against abrasion, pathogens, and chemicals

Question 2

A tissue sample is observed to have many tightly packed cells, no visible blood vessels, and a high rate of cell division. Which tissue type is most likely being observed?

Accepted Answer

Epithelial tissue

Question 3

Which of the following is NOT a characteristic of connective tissue?

Accepted Answer

It is highly cellular with little extracellular matrix.

Question 4

Which of the following best describes the function of adipose tissue?

Accepted Answer

Long-term energy storage and insulation

Question 5

A patient suffers a deep cut that destroys both the epidermis and a significant portion of the dermis. Which process is most likely to occur during healing?

Accepted Answer

Fibrosis, resulting in scar tissue formation

Question 6

Which of the following is a correct pairing of organ system and its primary function?

Accepted Answer

Urinary system – removal of metabolic wastes

Question 7

Which of the following best describes a negative feedback loop?

Accepted Answer

The effector negates the stimulus, bringing the variable back toward homeostasis.

Question 8

Which of the following is a function of the epidermis?

Accepted Answer

Resistance to trauma and infection

Question 9

Which layer of the epidermis is responsible for mitotic activity and contains melanocytes?

Accepted Answer

Stratum basale

Question 10

A patient presents with a yellowish tint to their skin. Which pigment is most likely responsible for this coloration?

Accepted Answer

Bilirubin

Question 11

Which of the following best describes the role of fibroblasts in connective tissue?

Accepted Answer

They secrete the extracellular matrix.

Question 12

Which type of muscle tissue is under voluntary control and is responsible for moving the skeleton?

Accepted Answer

Skeletal muscle

Question 13

Which of the following is a property of the dermis but NOT the epidermis?

Accepted Answer

Contains blood vessels

Question 14

Which of the following is a characteristic of a malignant tumor?

Accepted Answer

It is cancerous and has the ability to spread.

Question 15

Which of the following is a correct example of a positive feedback loop?

Accepted Answer

Blood clotting after injury

Question 16

Which of the following best explains why the epidermis is avascular?

Accepted Answer

It prevents bleeding when the outer skin is damaged.

Question 17

Which of the following is a function of sebaceous glands?

Accepted Answer

Production of sebum to lubricate skin and hair

Question 18

A patient is diagnosed with a second-degree burn. Which layers of the skin are affected?

Accepted Answer

Epidermis and upper dermis

Question 19

Which of the following is a function of the lymphatic system?

Accepted Answer

Filtration of body fluids and facilitation of immune response

Question 20

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

Accepted Answer

They produce melanin, which protects against UV light.

Tissues and Organ Systems: Structure, Function, and Medical Terminology

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