The respiratory system lets us inhale ❌ and expel ❌
WHAT IS OXYGEN USED FOR IN OUR BODY?
To get carbon dioxide.
To get energy from nutrients.
The circulatory system carries blood with oxygen and nutrients waste substances and carbon dioxide( oxygen and nutrients, waste substances and carbon dioxide ) to all parts of the body and collects waste substances and carbon dioxide oxygen and nutrients( waste substances and carbon dioxide, oxygen and nutrients ).
Which system cleans the blood of waste substances in the form of urine and sweat and eliminates them from the body?
Circulatory system
Excretory system
WHICH MUSCLE HELPS US TO BREATHE?
the lungs
the diaphragm
The respiratory system is made up of the pharynx, trachea, bronchi, bronchioles, alveoli, and lungs.
Alveoli are very small air sacs in the bronchi.
The three phases in the respiration process are , , and
The three types of blood vessels are ❌, ❌, and ❌.
The heart contracts relaxes( contracts, relaxes ) (pushes the blood into the arteries, to the rest of the body) and relaxes contracts( relaxes, contracts ) (fills with blood coming from the veins) automatically.
The continuous contracting and relaxing of the heart are called .
Urine is made up of water and sweat.
The excretory system is made up of
the kidneys, ureters, the bladder, and the urethra.
the kidneys, ureters, the bladder, the urethra, and the skin.
WHAT DO SWEAT GLANDS CONSIST OF?
A tube that filters the water and a pore that opens to the outside.
A tube that filters the blood and a pore that opens to the outside.
WHERE DO THE NUTRIENTS THAT OUR BLOOD CARRIES TO OUR CELLS COME FROM?
The oxygen we breathe.
The food we eat.
Both answers are correct.
Kidneys filter from the blood and return the clean back to the system
HOW DOES URINE LEAVE THE BODY?
Through the bladder.
Through the urethra.
Through the ureters.
What is blood?
The red liquid that carries the nutrients and oxygen our body needs. It also transports the waste substances that our body eliminates.
The red liquid that carries the nutrients our body needs. It also transports the oxygen that our body eliminates.
The red liquid that carries the nutrients and oxygen our body needs. It also transports the carbon dioxide that our body eliminates.
Vocal cords are located in the trachea and help us to speak and sing.
What is the nasal cavity for?
The nasal cavity moistens the air that comes into the body and form mucus.
The nasal cavity filters the air that comes into the body and let us smell odors.
The nasal cavity moistens and filters the air that comes into the body.
