Integumentary System Flashcards
The integumentary system refers to the ____, which is the largest organ in the body.
skin
What are the 3 layers of the skin?
epidermis
dermis
hypodermis (subcutaneous layer)
What is the outermost layer of the skin?
epidermis
The epidermis acts only to _____ the body and contains no _____ _____.
epidermis; blood vessels
The _____ lies under the epidermis.
dermis
The dermis consists of dense ______ tissue that allows the skin to stretch and flex.
connective
The dermis is home to ____ _____, _____, and hair follicles.
blood vessels; glands; hair follicles
The layer below the dermis is called the _________.
hypodermis
The hypodermis is a layer of ____ and stores energy and acts as a cushion for the body.
fat
The skin has several functions. It acts as a _____ to protect the body.
Protects the body from the intrusion of _______ _____.
Protects the body from loss of _____ and _____.
barrier; foreign particles; water and nutrients
How does the skin regulate heat?
through thermoregulation; blood vessels near the surface can dilate allowing for higher blood flow and to release heat. To conserve heat, the blood vessels will constrict to help conserve heat.
What vitamin does the skin produce when exposed to sunlight?
Vitamin D
What glands are located primarily in the palms of the hands and soles of the feet and release sweat?
eccrine glands
Eccrine glands help maintan the bodies appropriate _____ _____ balance.
salt;water
What glands are located in the armpit and groin and release an oily substance that contain pheromones?
apocrine
