NEET PG DENTAL EXAM

HISTOLOGY

INTEGUMENTARY SYSTEM SKIN

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
Sebum
A
The oily substance in the sebaceous glands that is responsible for preventing hairs from drying.
B
The largest organ of the body. The skin contains three layer
C
The pigment in skin and hair that determines its color and protects the skin from ultraviolet radiation.
D
A hard, protein substance that is found in or on the outer layers of the skin that helps protect the skin.
Explanation: 

Detailed explanation-1: -Sebaceous glands are microscopic glands found in your hair follicles that secrete sebum. Sebum is an oily substance that protects your skin from drying out. Sebaceous glands can clog, so you can keep your glands healthy by following a skin care routine that includes cleansing and moisturizing your skin.

Detailed explanation-2: -Sebum is a sticky, oily substance produced by the sebaceous glands, which sit in the middle layers of the skin, near hair follicles. Sebum helps moisturize and protect the skin. It contains several types of fat molecule, or lipids.

Detailed explanation-3: -sebaceous gland, small oil-producing gland present in the skin of mammals. Sebaceous glands are usually attached to hair follicles and release a fatty substance, sebum, into the follicular duct and thence to the surface of the skin.

Detailed explanation-4: -The body produces sebum – a sticky, oily substance made up of various fat molecules and squalene. It does serve a good purpose, but a lot of people don’t like it because it can make their skin appear oily. Sebum is a sticky oily substance the body produces in order to keep the skin moisturised.

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