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
Which system includes the skin, hair, nails, and glands?
Which system includes the skin, hair, nails, and glands?
Integumentary system
How many sub-layers make up the epidermis?
How many sub-layers make up the epidermis?
Three
What type of cells form the cornified layer of the epidermis?
What type of cells form the cornified layer of the epidermis?
Dead cells
Which protein strengthens the skin and is found in the granular layer?
Which protein strengthens the skin and is found in the granular layer?
Keratin
What does the Malpighian layer protect the skin against?
What does the Malpighian layer protect the skin against?
UV rays
Which substances in the dermis provide strength and elasticity?
Which substances in the dermis provide strength and elasticity?
Collagen and elastin
What type of glands are sweat glands classified as?
What type of glands are sweat glands classified as?
Exocrine
What substance do sebaceous glands secrete?
What 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 to trap warm air
What is the widening of blood vessels in the skin called?
What is the widening of blood vessels in the skin called?
Vasodilation
What does adipose tissue store fat for?
What does adipose tissue store fat for?
Insulation and energy