Integumentary system review

Front

What is the dermis?

Back

The dermis is a layer of skin made up of mostly dense connective tissue that helps bind the body together. It consists of two regions: the papillary and reticular layers.

Tags

NGSS.MS-LS1-3

Front

Which layer of the epidermis is responsible for cell division?

Back

The stratum basale is the layer of the epidermis where cell division occurs.

Tags

NGSS.HS-LS1-4

Front

What are Krause end bulbs?

Back

Krause end bulbs are thermoreceptors that detect cold temperatures.

Tags

NGSS.MS-LS1-8

Front

What is a Meissner corpuscle?

Back

A Meissner corpuscle is a mechanoreceptor that responds to changes in texture and slow vibrations.

Front

What is keratin?

Back

Keratin is a waterproofing protein that fills the cells in the upper layers of the epidermis.

Front

What is the function of the epidermis?

Back

The epidermis serves as the outermost protective layer of the skin, providing a barrier against environmental hazards.

Front

What is the role of the papillary layer of the dermis?

Back

The papillary layer of the dermis contains thin collagen fibers and is responsible for providing nutrients to the epidermis and housing sensory receptors.

Front

What is the reticular layer of the dermis?

Back

The reticular layer is the deeper layer of the dermis, composed of dense irregular connective tissue, providing strength and elasticity to the skin.

Front

What are free nerve endings?

Back

Free nerve endings are sensory receptors that detect pain, temperature, and some touch sensations.

Front

What is the function of melanin?

Back

Melanin is a pigment produced by melanocytes in the epidermis that provides color to the skin and protects against UV radiation.

Tags

NGSS.MS-LS4-4