Skin and Membranes

What layer of skin is A?

• epidermis

• dermis

• hypodermis

What layer of skin is B?

• epidermis

• dermis

• hypodermis

What layer of skin is C?

• epidermis

• dermis

• hypodermis

Tags

NGSS.HS-LS1-2

What is #1?

• hair shaft

• hair follicle

• arrector pilli

• sebaceous gland

What is #2?

• hair shaft

• hair follicle

• arrector pilli

• sebaceous gland

What type of gland is A?

• eccrine sweat gland

• sebaceous (oil) gland

What type of gland is B?

• eccrine sweat gland

• sebaceous (oil) gland

What type of nerve ending is #2? They are abundant in hairless portions of the skin (lips). They detect fine touch; distinguis between two points on the skin.

• Meissner's corpuscle

• Pacinian corpuscle

• free nerve ending

What type of nerve ending is #3? They are common in deeper subcutaneous tissues, tendons, and ligaments. They detect heavy pressure and vibrations.

• Meissner's corpuscle

• Pacinian corpuscle

• free nerve ending

What is the structure in this picture?

• arrector pili muscle

• hair follicle

• hair shaft

• sebaceous gland