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Unit 2E

Excretory & Integumentary Systems

Excretory System The main function is to filter blood and remove liquid waste from the body.
Kidney Organs that filters waste products out of the blood passing through them.
Ureters Muscular tubes that carry urine from the kidneys to the bladder.
Bladder Pear shaped organ that holds urine to allow for urination to be infrequent and voluntary.
Urethra Passage way through which urine is discharged from the bladder out of the body.
Accessory Organs of the Excretory System Liver, Lungs, and Skin
Diseases of the Excretory System Urinary tract infections, Kidney stones, Cystic kidney disorder,, Cirrhosis of the liver, Kidney failure, Cancer.
Integumentary System Group of organs comprises the skin and its appendages acting to protect the body from various kinds of damage, such as loss of water or damages from outside.
Skin Largest organ of the human body that protects the network of muscles, bones, nerves, blood vessels, and everything else inside our bodies.
Epidermis Top layer of skin cells that are completely replaced about every 28 days.
Dermis Middle layer of skin which is made up of blood vessels, nerve endings, and connective tissue and nourishes the epidermis layer.
Subcutaneous Tissue Deepest layer of skin made up of connective tissue, sweat glands, blood vessels, and cells that store fat which helps protect the body from blows and other injuries while it helps hold in body heat.
Hair A modified type of skin that grows everywhere on the human body except the palms of the hands, soles of the feet, and lips. It grows more quickly in summer than winter, and more slowly at night than during the day.
Nails A type of modified skin that protects the sensitive tips of our fingers and toes and provide support for the tips of the fingers and toes, protect them from injury, and aid in picking up small objects.
Melanin The pigment that gives skin its color.
Created by: PRO Teacher dowdyp


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