Integumentary System Test

Your skin is part of which body system?

• The nervous system

• The circulatory system

• The respiratory system

• The integumentary system

What layer is represented by letter B?

• Stratum Corneum

• Dermis

• Stratum Lucidum

• Epidermis

Which layer of your skin is replaced about every 4 weeks?

• Epidermis

• Dermis

• Hypodermis

• All of them

The hard, waterproofing protein that fills the cells in the upper layers of the epidermis and also makes up your hair and nails.

• Keratin
• Melatonin
• Melanin
• Actin

Tags

NGSS.MS-LS3-1

The fibrous protein that gives the skin form and strength while making it flexible is called?

• papule
• collagen
• keratin
• dermal papillae

Skin color is due to a pigment called

• Keratin
• Melanin
• Chromatin
• Epithelium

Tags

NGSS.MS-LS4-4

The reason your face and body may become red when you exercise is...

• Blood vessels in the skin constrict to slow blood flow and retain heat

• Blood vessels in the skin expand to increase blood flow and release heat

• Blood vessels in the skin burst open to release extra nutrients

• The heat made when you exercise "cooks" your skin cells

Tags

NGSS.HS-LS1-3

Which is NOT a function of your skin?

• Protecting your body from outside invaders

• Regulating temperature

• Taking in oxygen

• Sensing touch and temperature

Which of the following parts of your body has one of the highest densities of touch receptors?

• Your fingertip

• Your forearm

• The back of your hand

• The back of your neck

Tags

NGSS.MS-LS1-8

What is the purpose of the clot that forms when you have a skin wound? Select ALL that apply.

• It stops blood flow

• It keeps out germs

• It keeps scars from forming

• It gives you something to pick at later