Integumentary System Quizzes for Veterinary Medicine Students

Question 1

What is the term for the protein that gives hair its strength and rigidity?

Accepted Answer

Keratin

Answer

Collagen

Answer

Elastin

Answer

Myosin

Question 2

What is the condition characterized by excessive growth of the stratum corneum, resulting in a thick, scaly skin?

Accepted Answer

Ichthyosis

Answer

Psoriasis

Answer

Dermatitis

Answer

Alopecia

Question 3

Which of the following structures is responsible for producing sweat?

Accepted Answer

Sweat glands

Answer

Adipocytes

Answer

Sebaceous glands

Answer

Hair follicles

Question 4

What is the name of the pigment that gives skin its color?

Accepted Answer

Melanin

Answer

Hemoglobin

Answer

Carotene

Answer

Lipochrome

Question 5

Which of the following is a type of nail disorder characterized by fungal infection?

Accepted Answer

Onychomycosis

Answer

Paronychia

Answer

Ingrown nail

Answer

Nail psoriasis

Question 6

What is the main function of the Merkel cells?

Accepted Answer

Pressure sensation

Answer

Thermoreception

Answer

Pain perception

Answer

Itch sensation

Question 7

Which of the following is NOT a primary function of the skin in animals?

Accepted Answer

Secretion of digestive enzymes

Answer

Protection against external factors

Answer

Regulation of body temperature

Answer

Excretion of waste products

Question 8

What is the primary function of the hair follicle?

Accepted Answer

To produce hair

Answer

To secrete sebum

Answer

To regulate body temperature

Answer

To provide sensory input

Question 9

Which layer of the epidermis is primarily responsible for preventing water loss from the skin?

Accepted Answer

Stratum corneum

Answer

Stratum basale

Answer

Stratum spinosum

Answer

Stratum granulosum

Question 10

Which type of skin cancer is most prevalent in dogs?

Accepted Answer

Squamous cell carcinoma

Answer

Mast cell tumor

Answer

Lymphoma

Answer

Melanoma

Question 11

Which layer of the epidermis is responsible for forming the outermost protective barrier of the skin?

Accepted Answer

Stratum corneum

Answer

Stratum spinosum

Answer

Stratum basale

Answer

Stratum granulosum

Question 12

Identify the main structural protein found in the extracellular matrix of the skin.

Accepted Answer

Collagen

Answer

Keratin

Answer

Elastin

Answer

Glycosaminoglycan

Question 13

Which common skin condition in dogs is caused by an overgrowth of Malassezia yeast?

Accepted Answer

Dermatitis

Answer

Ringworm

Answer

Bacterial pyoderma

Answer

Scabies

Question 14

Which of the following is not a clinical sign associated with alopecia?

Accepted Answer

Increased skin pigmentation

Answer

Loss of hair

Answer

Scaling

Answer

Inflammation

Question 15

Which layer of the mammalian skin is the outermost and provides a protective barrier?

Accepted Answer

Epidermis

Answer

Dermis

Answer

Hypodermis

Answer

Subcutis

Question 16

Which of the following skin appendages is responsible for producing hair shafts?

Accepted Answer

Hair follicles

Answer

Sweat glands

Answer

Sebaceous glands

Answer

Apocrine glands

Question 17

What is the primary role of the stratum corneum in the skin?

Accepted Answer

Protection and waterproofing

Answer

Thermoregulation

Answer

Sensation

Answer

Excretion

Question 18

Which type of cell is responsible for producing pigment in the skin, influencing its coloration?

Accepted Answer

Melanocytes

Answer

Keratinocytes

Answer

Fibroblasts

Answer

Adipocytes

Question 19

Which layer of the skin lies directly beneath the epidermis and contains connective tissue, blood vessels, and nerves?

Accepted Answer

Dermis

Answer

Subcutaneous layer

Answer

Epidermal-dermal junction

Answer

Hypodermis

Question 20

Which of the following is a common fungal infection of the skin in animals, often characterized by circular lesions?

Accepted Answer

Ringworm

Answer

Dermatitis

Answer

Eczema

Answer

Psoriasis