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Total questions: 26
Worksheet time: 14mins
Tiny structures known as _________ are found in the kidneys to filter the blood.
alveoli
cilia
villi
nephrons
What is urine?
A substance made by the liver from the breakdown of protein
A substance made by the skin from the breakdown of protein
A substance made by the kidneys to remove urea
A substance made by the lungs to remove CO2
Someone who has dark yellow or brown urine most likely has this problem.
Liver cancer
Kidney disease
Not well hydrated
Nerve damage
This organ has strong muscular walls that grind and mix food into liquid using muscles and enzymes.
Mouth
Esophagus
Stomach
Small intestine
This part of the digestive system secretes saliva, which helps to chemically break down food.
Teeth
Tongue
Mouth
Esophagus
Which is the correct order of the pathway of digestion?
Rectum, Large intestine, Small intestine, Stomach, Mouth, Esophagus
Mouth, Esophagus, Stomach, Small intestine, Large intestine, Rectum
Small intestine, Large intestine, Mouth, Rectum, Esophagus, Stomach
Where does the digestive system start?
The liver
The throat
The stomach
The mouth
What does the salivary glands do for the digestive system?
It produce saliva, which keeps the mouth and other parts of the digestive system moist.
It produce moist, which keeps the mouth and other parts of the digestive system saliva.
It produces ptyalin to make saliva for the mouth, so the system can start.
What are 2 MOST important organs of the digestive system?
small intestines
esophagus
large intestines
pharynx
What does the small intestine do?
reabsorbs the water after the process of the system.
Absorbs most of the end of the nutrients and minerals from where the food takes place.
keeps the stomach in balance for when the system starts.
Absorbs most of the food that's left from the process.
Which is the esophagus?
A
B
C
D
E
Which parts of the diagram is the small and large intestine?
A~ small intestine
E~ large intestine
D~ small intestine
E~ large intestine
C~ large intestine
B~ small intestine
A~ large intestine
C~ small intestine
E~ small intestine
D~ large intestine
chemical digestion happens here
stomach
liver
pancreas
large intestine
moves food from the mouth to the stomach
esophagus
small intestine
large intestine
pancreas
