CYOA 2

What is mechanical digestion in the mouth?

Saliva

Chewing

There isn't mechanical digestion in the mouth

A and B

What is the role of the respiratory system?

Take in oxygen

Expel CO2

Digest food

A and B

What is the role of the circulatory system?

To circulate water around the body

To bring oxygenated blood to the body

IDK

To circulate

What is example of negative feedback

Increase in contraction pain during child birth

Stubbing your big toe on the dining room table

Sweating

Cheese

Active transport moves molecules...

Across a membrane into a lower concentration

Nowhere

To a higher concentration but doesnt cross a membrane

Across a membrane into a higher concentration

Passive transport moves molecules...

Across a membrane into a lower concentration

Nowhere

To a lower concentration but doesnt cross a membrane

Across a membrane into higher concentration

What is homeostasis?

The process of maintaining certain internal conditions

The process of buying a home

When someone stays in there home all the time

When the body bodies

What are the functions of heart and blood vessels?

Nothing their useless

To carry oxygenated blood to the body

To bring proteins to the rest of the body

To keep the body warm

What are the six nutrients needed to maintian homestasis?

Water,carbs,protein,vitamins,minerals,fats

Carbs,amino acids,sugar,cinnamon,vitamins

Cheese,tomato sauce,pizza bread,pepperonis,sausage

Water,carbs,protein,vitamins,minerals,

Whats the two major organs of the digestive system?

Stomach, small intestine

Stomach, gallbaldder

Liver, pancreas

Stomach, liver

CYOA 2

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