Anatomy of Dermis & Hypodermis

Question 1

What is the primary component of the dermis?

Answer 1

Connective tissue

Question 2

True or False: The dermis is located beneath the epidermis.

Answer 2

True

Question 3

What are the two layers of the dermis called?

Answer 3

Papillary layer and reticular layer

Question 4

Fill in the blank: The ____ is the layer of skin that contains blood vessels, nerves, and hair follicles.

Answer 4

dermis

Question 5

What type of cells are primarily found in the dermis?

Answer 5

Fibroblasts

Question 6

What is the function of collagen in the dermis?

Answer 6

Provides strength and structure

Question 7

What is the role of elastin in the skin?

Answer 7

Provides elasticity and flexibility

Question 8

True or False: The hypodermis is also known as the subcutaneous layer.

Answer 8

True

Question 9

What is the primary function of the hypodermis?

Answer 9

Insulation and energy storage

Question 10

What types of tissues make up the hypodermis?

Answer 10

Loose connective tissue and adipose tissue

Question 11

Multiple Choice: Which of the following is NOT found in the dermis? A) Blood vessels B) Nerves C) Epithelial cells D) Hair follicles

Answer 11

C) Epithelial cells

Question 12

What is the primary type of connective tissue in the reticular layer of the dermis?

Answer 12

Dense irregular connective tissue

Question 13

Fill in the blank: The dermis is responsible for the ____ of the skin.

Answer 13

strength and elasticity

Question 14

What are dermal papillae?

Answer 14

Small, nipple-like projections that increase the surface area between the dermis and epidermis

Question 15

True or False: The hypodermis contains fewer blood vessels than the dermis.

Answer 15

False

Question 16

What type of glands are found in the dermis?

Answer 16

Sebaceous and sweat glands

Question 17

Multiple Choice: Which layer contains the majority of the skin’s sensory receptors? A) Epidermis B) Dermis C) Hypodermis D) None of the above

Answer 17

B) Dermis

Question 18

What are the main functions of the dermis?

Answer 18

Support, nourishment, and sensation

Question 19

Fill in the blank: The connective tissue in the dermis is primarily made up of ____ and elastin.

Answer 19

collagen

Question 20

What is the significance of the vascular supply in the dermis?

Answer 20

It helps regulate temperature and supplies nutrients to the skin

Question 21

True or False: The hypodermis plays a critical role in thermoregulation.

Answer 21

True

Question 22

What type of cell is responsible for producing melanin?

Answer 22

Melanocyte

Question 23

What is the role of the arrector pili muscle?

Answer 23

Causes hair to stand up and creates goosebumps

Question 24

Multiple Choice: Which type of sensory receptor in the dermis is responsible for detecting pressure? A) Meissner’s corpuscles B) Pacinian corpuscles C) Merkel cells D) All of the above

Answer 24

B) Pacinian corpuscles

Question 25

What is the primary role of adipose tissue in the hypodermis?

Answer 25

Energy storage and insulation