Histology Basics
What is histology?
The structure and function of tissues
What protein found in the dermis provides flexibility and resilience?
Elastin
What function of the skin helps regulate body temperature?
Thermoregulation
Which skin cells produce melanin?
Melanocytes
Why is a client consultation important before starting a treatment?
To identify skin type, concerns, and contraindications.
What type of tissue contracts and moves various parts of the body?
Muscle tissue
What is the function of the stratum granulosum?
It helps form keratin and begins the process of cell death.
How does the skin help prevent dehydration?
By acting as a barrier and slowing water loss
What cells in the immune system respond to harmful pathogens and are found in the skin?
Langerhans cells
What should always be done before performing extractions?
Cleanse and soften the skin with steam or a warm towel.
What tissue responds to stimuli and transmits signals throughout the body?
Nerve tissue
Which epidermal layer is responsible for the shedding of dead skin cells?
Stratum corneum
Which vitamin does the skin help synthesize when exposed to sunlight?
Vitamin D
What cells in the basal layer are responsible for cell regeneration?
Basal (germinative) cells
If a client is using Retin-A, what service should be avoided?
Waxing or exfoliating treatments
What are groups of cells that perform specific functions called?
Tissues
What cells in the epidermis detect touch and pressure?
Merkel cells
What function of the skin allows you to feel touch, pain, and pressure?
Sensation
Which sensory cells in the epidermis respond to touch and pressure?
Merkel cells
What should you do if a client discloses a latex allergy?
Avoid using latex gloves and check products for latex ingredients.
What is the function of the nucleus in a cell?
It controls cell activity and contains genetic material (DNA).
What structure in the dermis produces sebum?
Sebaceous gland
How does the acid mantle contribute to skin health?
It helps maintain a healthy pH and prevents bacterial growth.
Which skin cells are flat, scaly, and found in the stratum corneum?
Keratinocytes
What is the purpose of a signed consent form before treatment?
To confirm the client understands the procedure and gives permission to proceed.