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6. When we are tiny in stature and carry very little muscle or fat, we are likely to have a relatively

  • Minimal surface area
  • Small surface area to volume ratio
  • Large surface area to volume ratio
  • Equal surface area to volume

7. The consistency of the tissues that grow from the skin (hair, nails in humans and hooves, claws and horns in other animals) depends on

  • The hydration of the tissue
  • The presence of mineral
  • The closeness and arrangement of the protein fibres
  • The presence and proportion of elastic fibres

8. The epidermis is

  • A relatively static tissue undergoing little mitosis, it is composed of connective areolar and dense connective tissue and housed with many exocrine glands.
  • A rapidly changing epithelial tissue, renewed regularly by stratum spinosa cells dividing and pushing older dying cells further upwards toward the skin surface where the thicker dead keratinized cells lie.
  • A rapidly changing epithelial tissue, renewed regularly by stratum basale cells dividing and pushing older dying cells further upwards toward the skin surface, where the thinner dead keratinized cells lie.
  • A rapidly changing connective tissue, renewed regularly by granulosa cells dividing and pushing older dying cells further upwards toward the skin surface where the thinner dead keratinized cells lie.

9. Which of the following lists show the correct order of the layers of the epidermis - order from superficial to deep.

  • Stratum Corneum, Stratum Lucidum, Stratum Granulosum, Stratum Spinosum, Stratum Basale
  • Stratum Corneum, Stratum Lucidum, Stratum Granulosum, Stratum Basale, Stratum Spinosum
  • Stratum Spinosum, Stratum Granulosum, Stratum Lucidum, Stratum Basale Stratum Corneum
  • Stratum Corneum, Stratum Granulosum, Stratum Spinosum Stratum Basale, Stratum Lucidum

10. Name the upper (most superficial) layer of the dermis

  • Papillary
  • Reticular
  • Lamina propria
  • Stratum basale

11. Which part of the brain instigates the appropriate actions for rectifying the problem caused by extreme external temperatures

  • pons
  • hypothalamus
  • pituitary gland
  • medulla oblongata

12. A third degree burn would risk

  • Hypothermia
  • All of the above
  • Dehydration
  • Infection

13. Which of the following are NOT functions of the skin

  • Contributes to Vitamin synthesis (vit D)
  • Excretion
  • Digestion
  • Heat regulation

14. The epidermis is

  • Aqueous
  • Avascular
  • Agranular
  • Amorphous

15. Describe how the erector pili helps to regulate temperature

  • It causes the hair to stand on end, trapping a layer of air between the skin surface and the atmosphere
  • It doesn't
  • It causes the hair to lay flat, trapping a layer of air between the skin surface and the atmosphere
  • It causes the hair to stand on end, trapping a layer of sweat between the skin surface and the atmosphere

16. Which of the following is a receptor for deep pressure in the skin

  • The Corpuscles of Ruffini
  • The Pacinian Corpuscle
  • B and C are correct (The Corpuscles of Ruffini & The Pacinian Corpuscle)
  • The Meissners Corpuscle

17. The hypodermis is

  • Both A and B are correct (The same as the subcutaneous layer & Not technically a part of the skin)
  • The layer below the epidermis
  • The same as the subcutaneous layer
  • Not technically a part of the skin

18. Sebum is…………….. and produced by the ……………….

  • Sebum is an oily secretion produced by the seminal vesicles
  • Sebum is an aqueous secretion produced by the apocrine glands
  • Sebum is an oily secretion produced by the sebaceous glands
  • Sebum is a waxy secretion produced by the ceruminous glands

19. What is the name of the muscle that causes the hairs on your skin to stand on end

  • The superior rectus
  • The erector pili
  • The dermal flexor
  • The lateral rectus

20. The following glands are sweat glands for regulating body temperature

  • The apocrine gland
  • The lacrimal gland
  • The eccrine gland
  • The sebaceous gland