Hair And Accessory Structures Of The Skin
Hair glands nails
- 1.Hair is found on most skin surfaces except
- A.
Back
- B.
Soles and plantar surface of feet
- C.
Palms
- D.
Both a & b
- E.
Both b & c
- 2.Hair is made up of _____________ & _______________ (mark all that apply)
- A.
Dead keratinised cells
- B.
Live keratinised cells
- C.
Extracellular proteins
- D.
Intracellular proteins
- 3.The superficial portion of the hair is called the
- A.
Root
- B.
Shaft
- C.
Follicle
- D.
Bulb
- 4.What are the three concentric layers that make up the shaft and root of the hair
- A.
Follicle, bulb, medulla
- B.
Medulla, cortex, cuticle
- C.
Cuticle, follicle, cortex
- D.
Medulla, follicle, cuticle
- 5.Which one of these is the inner most layer
- A.
Medulla
- B.
Cortex
- C.
Cuticle
- 6.The cortex is made up of _____________ in grey or white hair
- A.
Grey pigment
- B.
Air
- C.
Light pigment
- D.
None of the above
- 7.At the inferior base of the bulb is the ____________ of the hair which contains blood vessels that nourish growing hair.
- A.
Medulla
- B.
Cortex
- C.
Papilla
- D.
Follicle
- 8.The Matrix of the hair - a ferminal layer of cells contained in the hair bulb arises from which layer of the epidermis
- A.
Stratum basale
- B.
Stratum spinosum
- C.
Stratum granulosum
- D.
Stratum lucidum
- 9.What are the muscles that extend from the dermis and attach to the hair follicle called ___________. These muscles make the shaft become erect, which has the effect of causing goose bumps.
- A.
Plexus
- B.
Arrector pili
- C.
Savaceous gland
- 10.What is the hair root plexus
- A.
Muscles
- B.
Glands
- C.
Nerve endings
- 11.Each hair follicle goes through a growth cycle. What cycle is described as "The hair is no longer growing and the follicle eventually shrinks to one sixth of its normal size"
- A.
Growth phase (anagen)
- B.
Transitional phrase (catagen)
- C.
Resting Phase (telogen)
- 12.During which growth phase do the cells of the matrix differentiate, Keratinize and die.
- A.
Growth phase
- B.
Transitional Phase
- C.
Resting Phase
- 13.What is Alopecia
- A.
Sudden hair growth
- B.
Sudden hair loss
- C.
Partial or complete lack of hair
- 14.What is the hair called on a foetus
- A.
Vellus hairs
- B.
Lanugo
- C.
Terminal
- 15.What is the hair growth at puberty called.
- A.
Vellus hairs
- B.
Lanugo
- C.
Terminal
- 16.The colour of hair is due to the amount and type of ___________
- A.
Keratin
- B.
Melanin
- C.
Both of these
- D.
None of these
- 17.Nails are made of
- A.
Calcium cells
- B.
Melanin cells
- C.
Keratinised cells
- 18.What is the portion of the nail called that is visible
- A.
Nail matrix
- B.
Nail body
- C.
Nail root
- 19.What is the crescent shaped area at the proximal part of the nail called
- A.
Body
- B.
Lunula
- C.
Matrix
- D.
Munula
- 20.What part of the nail is responsible for the growth of the nail
- A.
Nail root
- B.
Nail Matrix
- C.
Nail body
- 21.Skin glands. What are the glands called that secrete milk in a female
- A.
Ceruminous glands
- B.
Mammary glands
- C.
Sudoriferous glands
- 22.Which glands are found in the inner ear
- A.
Ceruminous glands
- B.
Sudoriferous glands
- C.
Sebaceous glands
- 23.What do sebaceous glands secrete
- A.
Mixture of fats
- B.
Water
- C.
Bacteria
- 24.Which glands are sweat glands
- A.
Sebaceous glands
- B.
Sudoriferous glands
- C.
Ceruminous glands
- D.
Mammary glands
- 25.Which type of sudoriferous glands only function at puberty
- A.
Eccrine Sweat glands
- B.
Apocrine Sweat glands
- C.
Both
- D.
Neither
Questions: 10 | Attempts: 58685 | Last updated: Mar 22, 2022
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