Skin and fascia

Question 1

What are the functions of the skin?

Answer 1

Protection
Sensation
Excretion
Thermoregulation
Metabolic

Question 2

What are the layers of the skin?

Answer 2

Epidermis and Dermis

‘hypodermis’

Question 3

Main differences between thin skin and thick skin

Answer 3

Thick skin has all 5 epidermal layers.

Thick skin is normally hairless

Thin skin lacks the stratum lucidum

Thin skin has only four specific layers

Question 4

What does the pilosebaceous unit consist of?

Answer 4

1. Hair follicle
2. Sebaceous gland
3. arrector pili muscle

Question 5

What are the bundles of collagen and elastic fibers of the dermis tend to run longitudinally in the limbs and transversely in the trunk and their main use?

Answer 5

Cleavage lines also known as tension lines.

Used for incisions as they promote faster healing.

Question 6

List differences between Superficial and Deep fascia

Answer 6

Deep fascia is more dense whereas Superficial fascia is loose.

Deep fascia has more compact collagenous bundles.