Y8 human system（4）MCQs

The function of the digestive system is

• Breakdown foods
• Absorb nutrients
• Eliminate waste
• All of the above

Which of the following answers correctly sequences the pathway food takes from the beginning to end?

• mouth, esophagus, stomach, small intestine, large intestine

• mouth, esophagus, stomach, large intestine, small intestine

• mouth, stomach, esophagus, small intestine, large intestine

• mouth, stomach, esophagus, large intestine, small intestine

breaking down food with enzymes

• chemical digestion

• esophagus

• peristalsis

produces bile to break up fat particles

• pancreas

• large intestine

• liver

absorbs water into bloodstream

• gall bladder

• large intestine

• liver

Which organ absorbs most of the nutrients using small fingerlike structures called villi?

• Gall Bladder
• Pancreas
• Large Intestine
• Small Intestine

What can happen to someone with too little vitamin A in their diet?

• They get beriberi

• They get night blindness

• They get scurvy

Why is fiber important in the diet?

• It can be digested to form simple sugars, needed for energy

• It helps to prevent constipation

• It is a good source of vitamin C

What does the respiratory system release?

• oxygen

• glucose

• carbon dioxide

• urea

What's the name of the tiny air sacs found at the end of each bronchiole?

• Alveoli

• Windpipe

• Bronchus

• Ribs