Excretory System

Presentation

•

Science

•

8th Grade

•

Easy

Derrick Thompson

Used 18+ times

FREE Resource

24 Slides • 14 Questions

Multiple Choice

What do you think the job of your excretory system is?

To bring oxygen into your body

To pump blood around the body

To break down food

To remove waste from your body

Remember!
Maintaining homeostasis is one of the 8 characteristics of life!

Multiple Select

Which body systems are involved in the collection and elimination of waste products from the body?

Urinary system

Digestive system

Respiratory system

Nervous system

nitrogenous = has a lot of nitrogen

metabolic = results from metabolism
Metabolism is another one of those 8 characteristics!

Open Ended

Explain how the integumentary system (skin) contributes to the excretory process and why dogs might be attracted to human sweat.

Type response here

Multiple Choice

Which 2 systems work together when your lungs release carbon dioxide as waste from your cells?

Respiratory and Digestive

Respiratory and Circulatory

Excretory and Muscular

Skeletal and Muscular

process (verb) = handle or take care of something.

Multiple Choice

Which waste products are removed by the respiratory system?

Undigested food and water

Excess salt and water

Carbon dioxide and water vapor

Liquid wastes

the system that makes urine(urea) (pee)

These words that start with "ur...." can be confusing.

excess = too much

Urea is safer than ammonia to keep in our bodies.

You'll learn the details of this in M5.

Multiple Choice

What is the main function of nephrons in the kidneys?

Filter blood and produce urine

Digest proteins

Absorb nutrients

Transport oxygen

Multiple Choice

Which structure carries urine from the kidneys to the urinary bladder?

Urethra

Tubule

Ureter

Glomerulus

Multiple Choice

What organ is #3?

Kidney

Stomach

Bladder

Heart

Multiple Choice

What is the name of the structure that leads from the bladder to the outside environment?

Ureter

Bladder

Urethra

Kidney

Multiple Choice

What are the main organs involved in the human excretory system?

Kidneys, bladder, ureters, urethra, skin, lungs

Heart, liver, stomach, intestines

Brain, spinal cord, nerves

Bones, muscles, joints

Multiple Choice

In each kidney there are a million tiny filtering units responsible for cleaning the blood, what are they?

Alveoli

Villi

Nephrons

Cilia

How hydrated are you?

Multiple Choice

Which of the following is NOT part of your excretory system?

Heart

Lungs

Kidneys

Skin

Multiple Choice

Which sequence represents the correct pathway for the removal of urine from the human body?

kidney → ureter → urinary bladder → urethra

kidney → urethra → urinary bladder → ureter

ureter → kidney → urinary bladder → urethra

urethra → kidney → urinary bladder → ureter

Multiple Choice

The excretory system is responsible for moving toxic wastes, dissolved molecules, and excess heat. You would conclude that the excretory system contributes to

circulating molecules around the body

maintaining homeostasis in the body

producing glucose

gas exchange

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