Body Systems 2 – Science Revision

1.
1 pts.

The diagram below shows the human alimentary canal. What structure is the small intestine?

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2.
1 pts.

In the following diagram, which teeth are used to tear or grip food?

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3.
1 pts.

In which structure is water absorbed from?

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4.
1 pts.

Struture D is the

colon

rectum

anus

small intestine

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5. 1 pts.	Digestion is the process in which
	A.	small particles of food are made into large ones so that they can be absorbed in the small inestine
	B.	large particles of food are made into smaller ones so that they can be absorbed in the small intestine
	C.	small particles of food are made into large ones so that they can be absorbed in the stomach
	D.	large particles of food are made into smaller ones so that they can be absorbed in the stomach
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6. 1 pts.	The role of the small intestine is to
	A.	store waste
	B.	absorb water from waste
	C.	allow small food particles to pass into the bloodstream
	D.	churn the food with acid and other chemicals to break it down
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7. 1 pts.	The stomach
	A.	Stores waste
	B.	Allows the small food particles to pass into the
	C.	Absorbs water from waste (undigested food)
	D.	Churns the food with acid and other chemicals to break it
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8.
1 pts.

In the following diagram, which are the incisors?

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9. 1 pts.	During digestion food passes through a number of structures. Which of the following shows the correct order?
	A.	→
	B.	→
	C.	→
	D.	→
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10.
1 pts.

A girls pulse rate is 70 beats per minute. She runs around the school. What could her new pulse rate be?

45 beats per minute

70 beats per minute

95 beats per minute

280 beats per minute

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11. 1 pts.	Where does food pass through between the mouth and the stomach?
	A.	The gullet
	B.	The rectum
	C.	The small intestine
	D.	The large intestine
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12. 1 pts.	What happens when food reaches the stomach?
	A.	Nothing. No digestion occurs in the stomach.
	B.	The food moves quickly into the small intestine.
	C.	Juices mix with the food and stomach muscles squeeze it.
	D.	The food is completely digested and is absorbed by tiny blood vessels in the walls of the stomach.
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13. 1 pts.	Which of the following does NOT manufacture digestive juices?
	A.	Liver
	B.	Kidneys
	C.	Stomach
	D.	Pancreas
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14. 1 pts.	When a person breathes in
	A.	the diaphragm moves up and the ribs move down
	B.	the diaphragm moves down and the ribs move down
	C.	the diaphragm moves up and the ribs move up
	D.	the diaphragm moves down and the ribs move up
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15. 1 pts.	When we breathe out, the air passes through a number of structure to reach the air sacs. The order of structures it would pass through would be
	A.	mouth/ nose → trachea → bronchus → bronchiole → air sac
	B.	air sac → bronchus → bronchiole → trachea → mouth/ nose
	C.	air sac → bronchiole → bronchus → trachea → mouth/ nose
	D.	air sac → bronchiole → bronchus → oesophagus → mouth/ nose
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