11.1 Part 13 Amoeba Sisters - Integumentary System

What are the functions of skin? 

• protection

• make vitamin D

• Sensory Organ

• all of the above

What is keratin?

• a fat

• a protein

• a hair cell

Is the top layer of the epidermis dead or alive?

• dead

• alive

Which type of cells make the pigment melanin that gives our skin color and protects us from the sun?

• keratinocytes

• leukocytes

• melanocytes

Which layer has blood vessels in it?

• epidermis

• dermis

What structure do you find in the dermis?

• nerves

• sweat glands

• hair follicles

• all of the above

Which layer do scars usually form in?

• epidermis

• dermis

What type of scar can happen if too much collagen is produced in the wound?

• Keratinoid

• Keloid

Which layer connects the skin to the muscles and bones underneath?

• epidermis

• dermis

• hypodermis/subcutaneous

What gland produces a substance to help lubricate the hair and skin?

• sebaceous (oil)

• sweat