Skin
Test Your Skin Knowledge
Welcome to the "Test Your Skin Knowledge" quiz! This engaging quiz is designed to assess your understanding of skin structure, fun
In this quiz, you will explore topics such as:
- Skin layers and their components
- Accessory structures like hair and glands
- Cells involved in immune response
Which of the following structures of skin are ectodermal origin?
Epidermis
Blood vessels
Sebaceous glands
Hair
Sweat glands
Langerhans cells
Which of the statement regarding skin derivates is true?
Apocrine sweat glands are limited to the axilla, areola and nipple, around the anus, external genitalia
Sweat glands are ectodermal in origin
The hair follicle is responsible for the production and growth of hair.
Hairs are elongated keratinized structures derived from invaginations of epidermal epithelium.
Which statement regarding Langerhans cells of epidermis is true?
Are derived from bone marrow
Do not contain nucleus.
Are absent in stratum spinosum
Are bipolar neurons.
Serve as mechanoreceptors
Can be found in stratum corneum
In which layer of the epidermis desmosomes are present in highest number?
Stratum basale
Stratum spinsoum
Stratum granulosum
There are no desmosomes in epidermis
In each layer the number of desmosomes is the same
In stratum granulosum and stratum lucidum
Which statement regarding skin is correct?
SALT system includes keratinocytes, T-lymphocytes and Langerhans cells
Mammary gland is modified sebaceous gland
Stratum basale is also called stratum germinativum
Reticular layer of dermis is composed of dense irregular connective tissue
Keratinocytes are main population of dermis.
Langerhans cells are T type of lymphocytes.
Bulb region of the hair follicle contains stem cells.
When Does the lymph nodes development begin?
16-17th week of prenatal life.
12-13th week of prenatal life.
23-24th week of prenatal life.
6-7th week of prenatal life.
From which pouch a thymus arises?
Ventral wing of 4th pouch
Ventral wing of 3rd pouch
Dorsal wing of 3rd pouch
2nd pouch
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