Integumentary System A&P

The layers of the skin from the most superficial to the deepest are in this order.

• basale, spinosum, granulosum, lucidum and corneum
• corneum, spinosum, granulosum, lucidum, basale
• corneum, lucidum, granulosum, spinosum, basale
• spinosum, granulosum, corneum, basale, lucidum

The dermis is the functional layer that:

• synthesizes vitamin D
• regulates temperature
• supports the epidermis
• all the choices

supports the epidermis

• is responsible for fingerprints
• contains large deposits of fat
• is responsible for cleavage or tension lines in the skin
• does not contain blood vessels

The area referred to as the "true skin" is the:

• dermis
• hypodermis
• epidermis

What is the only layer of the epidermis that mitosis occurs in?

• corneum
• spinosum
• basale
• granulosum
• lucidum

What is the layer of the epidermis that is rich in RNA and contains desmosomes?

• corneum
• spinosum
• basale
• granulosum
• lucidum

What is the layer of the epidermis that is only in thick skin?

• corneum
• spinosum
• basale
• granulosum
• lucidum

Where can you find thick skin (there is more than one)

• Soles of the feet
• Palms of the hands
• Forearms
• Thighs of the legs
• Tops of the feet

The cells of the skin act as a type of antigen-presenting cell in the skin and plays a role in immune response.

• Langerhan (dendritic) cells
• Melanocytes
• Keratinocytes

Tags

NGSS.MS-LS1-3

The cells of the skin that release the melanin and protect from UV light

• Langerhan (dendritic) cells
• Melanocytes
• Keratinocytes