QUESTIONNAIRE (INTEGUMENTARY SYSTEM)
1. Integumentary system consists of:
2. Which are the two layers of the skin?
3. What is the hypodermis?
4. Epidermis is composed of:
5. Describe the four layers of epidermis:
6. Epidermal turnover time takes approximately:
7. What are melanocytes?
8. What is the function of melanocytes?
9. What are Langerhans’ cells?
10. What is the function of Langerhans’ cells?
11. What are Merkel’s cells?
12. Dermis is composed by?
13. Describe the papillary layer:
14. Describe the reticular layer:
15. Describe the epidermal-dermal junction:
16. Free nerve endings detect:
17. Which is Merkel’s corpuscle?
18. Which are Pacinian corpuscules?
19. Which are Meisnner’s corpuscules?
20. Which are Ruffini’s corpuscules?
21. Hair follicle contains a _______________ that are responsible for differentiation
into ____________________ cells.
22. Hair is formed by differentiation of ________________ in the
____________________ of the hair follicle (bulb) to form the: ________________,
___________________ and ________________ of hair shaft.
23. The hair shaft is surrounded by ________________ and ________________ root
sheath.
24. Which are three layers of cells of the internal root sheath:
25. The external root sheath is continuous with the ____________.
26. Sebaceous glands produce: _________________.
27. Which is the function of the sebum?
28. Sebum is produced by __________________ and is discharged via
____________________into the hair _______________________.
29. Which is the function of apocrine sweat glands?
30. Apocrine glands are restricted to specific regions:
31. Apocrine sweat glands are ______________ glands with wide lumen. The
secretory parts contain __________cells, the contraction of which is responsible
for expression of _________.
32. Are eccrine sweat glands related to hair follicles?
33. What eccrine sweat glands produce?
34. Which is the function of eccrine sweat glands?
35. Do Eccrine glands also have myoepithelial cells?
36. Nails are plates of _______________ cells resting on nail beds containing ______
keratin that is formed in a ___________ at the proximal part of the nail.
Keratinocytes proliferate there and di erentiate to form ___________ keratin.ff
