The epidermis receives its nutrients and oxygenation through which process?
Answer
Diffusion
Direct blood supply
Active transport
None of the above, it's a dead avascular layer
Question 2
Question
Keratinocytes are the main cells of the epidermis, what is their main function?
Answer
Immune functioning
Melanin production for skin pigmentation
Pressure sensing
To enable thickening of the surface for protection
Question 3
Question
Which layer of the skin is responsible for the production of 'nose prints' or fingerprints?
Answer
Epidermis
Dermis
Hypodermis
Endodermis
Question 4
Question
The integument can function as a thermoregulator through which actions?
Answer
The presence of subcutaneous fat
Variable blood flow
Evaporation
All of the above
Question 5
Question
Nails, hooves, and claws are examples of what?
Answer
Epithelial cells
Areas of highly keratinised epithelium
Areas prone to injury and infection
Connective tissue
Question 6
Question
How much of the mammalian body is made up of water?
Answer
40%
50%
60%
80%
Question 7
Question
Define ENDOTHERM:
The ability to maintain [blank_start]body temperature[blank_end] by own [blank_start]basal metabolism[blank_end].
Define ECTOTHERM:
Body temperature will [blank_start]fluctuate[blank_end] according to [blank_start]environment[blank_end].
Answer
body temperature
Food
basal metabolism
fluctuate
environment
Question 8
Question
What is the anatomical direction which relates to the description 'towards the nose'?
Answer
Rostral
Caudal
Cranial
Dorsal
Question 9
Question
The serous lining of the thoracic cavity is known as the:
Answer
Peritoneum
Pleura
Periosteum
Posterior
Question 10
Question
List 5 functions of the integument:
1. [blank_start]Protection[blank_end]
2. [blank_start]Hydration[blank_end]
3. [blank_start]Thermoregulation[blank_end]
4. [blank_start]Production of vitamin D[blank_end]
5. [blank_start]Accessory structures[blank_end]
Answer
Protection
Hydration
Thermoregulation
Production of vitamin D
Accessory structures
Question 11
Question
List the 3 layers of the integument:
1. [blank_start]Epidermis[blank_end]
2. [blank_start]Dermis[blank_end]
3. [blank_start]Hypodermis[blank_end]
Answer
Epidermis
Dermis
Hypodermis
Question 12
Question
In which of the following layers of the epidermis do the agranular epithelial cells divide?