Integumentary System Review

The dermal papillae

• makes your finger and foot prints unique to everyone

• is the muscle that makes goose bumps

• is the upper layer of the epidermis

• is where the hair follicle is located

Select each answer that is a function of the skin

• Protection- it is the first defense against disease

• Temperature regulation- through evaporation or shivering

• Sense organ activity- millions of nerve endings to help keep body safe

• Produces vitamin D- in presence of UV light

This layer of skin is where the nerves, blood vessels, and adipose tissue is found

• dermis

• epidermis

• subcutaneous

• dermal papillae

The main function of melanocytes is to

• remove dead cells by phagocytosis

• help control body temperature

• protect deeper cells from sunlight

• produce vitamin c

The part of the hair that is alive and growing is the

• hair papilla

• root

• shaft

• arrector pili

Collagen is

• tough and strong fiber in the dermis

• white, semi-elastic fiber

• helps skin stay tight without wrinkles

• all of the above

The blood vessels that supply skin cells are found in the

• epidermis alone

• epidermis and dermis

• dermis alone

• dermis and subcutaneous layer

The lanugos hair is

• always black

• soft hair that a fetus has

• soft hair that a baby has after it is born

• none of these

The membrane found surrounding the heart cavity is

• parietal pericardium

• visceral pericardium

• parietal pleura

• visceral pleura pericardium

A decubitus ulcer is

• a bed sore

• caused by lack of circulation

• found in the elderly and wheelchair bound people

• all of these