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