Integumentary System

What layer of the skin is D

• Epidermis

• Dermis

• Hypodermis

• Subcutaneous Layer

In which layer of the epidermis do keratinocytes start to die?

• Stratum Corneum

• Stratum Lucidum

• Stratum Spinosum

• Stratum Granulosum

Which of the following structures is represented by the letter F.

• Cuticle

• Eponychium

• Lanula

• Free Edge

It takes on average _________________ for new cells in the bottom layer of the epidermis to move to the top.

• 1-2 Days

• 2-4 Weeks

• 4-5 Hours

• 7 Years

What contributes to the amount of melanin a person produces?

• The number of melanocytes a person has

• The number of keratinocytes a person has

• The amount of keratin a person produces

• The amount of UV light a person is exposed to

Tags

NGSS.HS-LS3-2

What 2 types of tissue make up the Subcutaneous Layer (Hypodermis)

• Areolar

• Adipose

• Dense Irregular CT

• Stratified Squamous

What is the correct order of epidermal layers from superficial to deep?

• Stratum Granulosum

• Stratum Corneum

• Stratum Basale

• Stratum Lucidum

• Stratum Spinosum

Millions of __________ rub off your skin everyday.

• Keratinocytes

• Carotenocytes

• Melanocytes

• Leukocytes

What do sebaceous glands secrete?

• Oil

• Milk

• Sweat

• Earwax

What is the name of the muscle that is responsible for goosebumps?

• Pilo Errector

• Arrector Pili

• Goosus Bumpus

• Foliculi Arisor