Skin
The common term for a raised bump on the epidermis filled with a watery fluid is a blister. In medical terms, a small blister is a vesicle, while a large blister is a bulla.
Skin is the correct term. For a more scientific sounding term, epidermis can be used. It refers to the outermost layer of the skin.
upper epidermis for sure>>>
The medical term meaning benign overgrowth and thickening of the epidermis is "hyperkeratosis".
Cutis
The epidermis is the upper layer of the skin that covers the body.
Keratosis is the term for any condition that is a benign overgrowth and thickening of the epidermis.
Bones
The epidermis is body's first defence against disease and infection. If the epidermis is completely destroyed, the body is more susceptible to bacteria.
The term for the superficial portion of the dermis is the papillary dermis.
The epidermis on the outside of a root is called the root epidermis. It is responsible for absorbing water and nutrients from the soil. Just beneath the root epidermis is the root cortex, which stores carbohydrates and provides structural support to the root.
keratosis