Touch - The Skin (Leaving Cert Biology): Quizzes
📚Quizzes
Practise the questions
12 questions from this quiz
ShowHide
Practise the questions
12 questions from this quiz
What is the main function of the skin?
What is the main function of the skin?
Act as a physical barrier to pathogens
How many sub-layers make up the epidermis?
How many sub-layers make up the epidermis?
Three
What type of cells make up the cornified layer?
What type of cells make up the cornified layer?
Dead cells
Which protein in the granular layer strengthens the skin?
Which protein in the granular layer strengthens the skin?
Keratin
What do melanin-producing cells in the Malpighian layer protect against?
What do melanin-producing cells in the Malpighian layer protect against?
UV rays
Which two proteins in the dermis provide strength and elasticity?
Which two proteins in the dermis provide strength and elasticity?
Collagen and elastin
What is the primary function of sweat glands?
What is the primary function of sweat glands?
Cool the body
What type of glands are sweat glands?
What type of glands are sweat glands?
Exocrine
What oily substance do sebaceous glands secrete?
What oily substance do sebaceous glands secrete?
Sebum
What happens when erector muscles contract in cold conditions?
What happens when erector muscles contract in cold conditions?
Hair stands up trapping warm air
What is vasodilation?
What is vasodilation?
Blood vessels widening
What are the two main functions of adipose tissue?
What are the two main functions of adipose tissue?
Insulation and energy storage