Excretory System 1
This organ filters waste from the blood.
Kidney
You go to the bathroom to get rid of this liquid waste.
urine
These two bean-shaped organs are part of the excretory system.
kidneys
Which organ removes carbon dioxide from the body?
lungs
This is the hard outer layer of the tooth that protects it from damage.
enamel
Urine travels from the kidneys to the bladder through these tubes.
ureters
This organ stores urine until you are ready to release it.
bladder
This waste product gives urine its yellow color.
urea
Which body part tells you when your bladder is full?
your brain
This part of the tooth is covered by the enamel and can be sensitive to hot and cold foods.
dentin
This organ system works with the excretory system to remove carbon dioxide.
respiratory system
What is the name of the final tube where urine exits the body?
urethra
Name one function of the excretory system besides removing waste.
balancing water or salt levels / maintaining homeostasis
Why is it important to go to the bathroom regularly?
To remove waste and prevent infections or damage
This inner part of the tooth contains nerves and blood vessels and causes pain when reached by a cavity.
pulp
What happens if the kidneys stop working properly?
You may need dialysis or a kidney transplant
What is the name of the tiny filtering units inside each kidney?
nephrons
Why is it important for the excretory system to work properly?
To prevent the buildup of harmful waste that can damage the body
Allah designed our bodies with systems to remove waste. What does this teach us about His wisdom and care in creating us?
Reflecting on how our body removes waste, what can this teach us about removing spiritual ‘waste’ or sins from our hearts? What are some ways we can do that?
It shows that Allah is Al-Hakeem (The All-Wise) and Ar-Rahman (The Most Merciful), creating everything with a perfect purpose to keep us healthy.
Just like we need to remove physical waste to stay healthy, we need to do tawbah (repentance) and dhikr (remembrance) to keep our hearts clean and close to Allah.)
These help anchor the tooth in place and extend into the jawbone.
roots
Describe the full path of urine from creation to exit.
Kidneys → ureters → bladder → urethra → out of the body
If the body is a trust (amanah) from Allah, what are some ways we can take care of our excretory system?
Drinking water, eating healthy, not holding in urine for too long, avoiding harmful substances
How does the liver help the excretory system?
The liver breaks down harmful substance and converts ammonia (a toxic substance) into urea (less toxic),
How does drinking water help the excretory system?
What is one waste product removed by the skin?
It helps the kidneys filter waste and keeps urine flowing.
sweat
This is the visible part of the tooth above the gum line.
These tiny living organisms feed on leftover food in your mouth and produce acid that causes cavities.
the crown
bacteria