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7 Science Human Body BMS (7sciencehumanbodyBMS)
Name:
Date:
1. Which of the following orga1_1s helps digest-_food? ·
A. brain
B. lung
C. stomach
D. heart
2. The long tube that brings food from the mouth to the stomach is called the
A. bladder.
B. esophagus.
C. large intestine.
D. spinal cord.
3.
Use the pic1ures below to answer this question.
A
8
C
D
Which of the cells pictured above is found in large amounts in the body part indicated by the arrow?
A. cell A
B. cell B
C. cell C
D. cell D
4. Which is the primary means by which drugs travel throughout the body?
A. bloodstream
B. muscles
C. nerve cells
D. bone cells
_
7 Science Human Body BMS (7sciencehumanbodyBMS)
5. Which is often considered to be the basic biological unit?
· . A. the cell B. the organ
C. the tissue
D. the organism
· 6.
The liver is least involved in the functioning of the
A. Circulatory system.
B. digestive system.
C. respiratory system.
D. excretory system.
7. Which is an important function of the kidneys?
A. to digest food
B. to circulate the blood
C. to produce red blood cells
D. to remove waste materials from the blood
8. The body takes in oxygen through the
A. Brain.
B. heart.
C lungs.
D. stomach.
9. The body system that gives you support and allows movement is the
A. skeletal system.
B. circulatory system.
C respiratory system.
D. excretory system.
I 0. What is the MOST important gas taken into the lungs during breathing?
A. carbon monoxide
B. carbon dioxide
C. oxygen
D. hydrogen
•
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7 Science Human Body BMS (7sciencehumanbodyBMS)
11. White blood cells and antibodies are important parts of the
A. circulatory system.
· B. nervous system.
C. reproductive system.
D. immune system.
12. What is the basic unit in living things?
A. cell
B. organ
C. system
D. tissue
13. The sense organ that helps you keep your balance is the
I
A. skin.
B. nose.
C. tongue.
D. ear.
I4. Which statement is true about red blood cells?
A. They carry oxygen.
B. They carry food.
C. They fight infection.
D. They clot blood.
15. Which two body systems work together to transport oxygen to cells?
A. respiratory and circulatory
B. endocrine and nervous
C. lymphatic and excretory
D. muscular and digestive
16. Which statement best describes the function of the small intestine?
A. It changes food into a form that can be used by cells in the body.
B. It eliminates wastes and excess water from the body.
C. It transports nutrients to, and wastes from. the cell s of the body.
D. It provides a path by which gases enter and leave the body.
3
7 Science Human Body BMS (7sciencehumanbodyBMS)
17. Which pair of body systems is MOST responsible for support and movement?
·· A. digestive and circulatory .
B. muscular and skeletal
C. nervous and excretory
D. immune and reproductive
18. Which body part comes in pairs (two of the same body part)?
A. brain
B. heart
C. lung
D. stomach
19. The organ that holds solid waste materials before they are passed from the body is the
B. Pancreas.
C. liver.
C. stomach.
D. large intestine.
20. The body's first line of defense against infection is
D. the skin.
E. the white blood cells.
F. antibodies.
D. the tonsil s.
-------------------------21.The tissue that connects muscle to bone is called a
A. membrane.
B. nerve.
C. tendon.
D. blood vessel.
22. To prevent infectious disease, the human body naturally
produces
A. hormones.
B. antibodies.
C. toxins.
D. red blood cells.
4
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7 Science Human Body BMS(7sciencehumanbodyBMS)
23. Which organ is NOT a sense organ?
A. eyes
B. ears
C. nose
D. throat
24.A doctor taps a patient's knee with a hammer to test the condition of the
A. skeletal system.
B. circulatory system.
C. nervous system.
D. endocrine system.
25. Which gives shape and support to the human body?
A. brain
B. heart
C. skeleton
D. stomach
26. When air is inhaled, the lungs
A. contract.
B. deflate.
C. inflate.
D. relax.
27. Which activity causes the lungs to work their hardest?
A. reading
B. eating
C. swimming
D. sleeping
28. When you are hot, the skin helps cool you off by
A. tanning.
B. shivering.
C. peeling.
D. sweating.
5
7 Science Human Body BMS (7sciencehumanbodyBMS)
29. Specialized cells that are similar in structure and function are usually joined together to form
A. tissues.
B. organs.
C. systems.
D. organisms.
30. Which cell shape works best to carry messages from the brain to an organ
A. (.."
of the body?
-)
B.
c.
31. One of the most important functions of the skin is to
A. carry food to body cells.
B. help the body move.
C. protect the body.
D. let food into the body.
32. To digest food, the body releases
A. calories.
B. glands. ·
C. enzymes.
D. nutrients.
6
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7 Science Human Body BMS (7sciencehumanbodyBMS)
33. The place on the body where two bones come together is called a
A. nerve.
B. joint.
C. valve.
D. ligament.
34. A person's heart is about the same size as his or her
A. fist.
B. thumbnail.
C. head.
D. eye.
35. The main function of most muscle cells is to
A. control breathing.
B. digest food.
C. carry blood.
D. allow movement.
36. Messages travel to the brain along
A. nerves.
B. skin.
C. bones.
D. muscles.
37. Which component of the blood is responsible for engulfing and digesting bacteria that invade the body?
A. plasma
B. platelets
C. white blood cells
D. red blood cells
38. In what way is food for the body like gasoline for the car?
A. Both are used to build parts.
B. Both are used for energy.
C. Both dissolve things.
D. Both are burned with a flame.
7
7 Science Human Body BMS(7sciencehumanbodyBMS)
39. In humans, digestion of food begins in the
A. mouth.
B. stomach.
C. small intestine.
D. large intestine.
40.
How do the heart and lungs work together?
A. The lungs supply oxygen to the blood that the heart pumps throughout the body.
B. The heart and the lungs work together to digest food.
C. The movement of the lungs helps the heart to pump blood.
D. The lungs push oxygen into cells that make food for the heart.
41. Which of the following is the heart's function?
A. pumping blood
B. breaking down food
C. removing wastes from the blood
D. taking in oxygen and releasing carbon dioxide
42. Which body system is most affected during aerobic exercise?
A. the endocrine system
B. the digestive system
C. the excretory system
D. the circulatory system
43. How do white blood cells help the human body most?
A. by fighting disease
B. by carrying food through the body
C. by carrying oxygen through the body
D. by clotting the blood
44. Which is true about the relationship between cells and tissues?
A. Tissues of the same kind make up cells.
B. Cells of the same kind make up tissues.
C. Cells and tissues are the same thing.
D. Different kinds of cells make up a tissue.
8
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IA
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7 Science Human Body BMS (7sciencehumanbodyBMS)
45. The gallbladder functions in which system?
.A... digestive
B. endocrine
C. circulatory
D. respiratory
46. Which of these is an important part of the nervous system?
A. spinal cord
B. stomach
C. veins
D. muscles
47-. Which of the following helps our sense organs work together?
A. nerves
B muscles
C. blood vessels
D. skin
48. The central nervous system is made up of the brain and the
A. heart.
B. thyroid gland.
C. spinal cord.
D. skull.
49. Which system breaks down food?
A.
B.
C.
D.
immune system
digestive system
respiratory system
nervous system
50. Which protects the body's organs?
A. skin and bones
B. muscles and lungs
C. bones and stomach
D. muscles and brain
9
7 Science Human Body BMS (7sciencehumanbodyBMS)
51. Which part of the body is involved in respiration?
A. heart
B. stomach
C. lungs
D. brain
52. Which organ uses muscular contractions to mix food with digestive enzymes?
A. heart
B. kidney
C. esophagus
D. stomach
53. Dominique has a stuffy nose, has trouble breathing, and coughs a lot. Which of her body systems is being
affected?
A. circulatory
B. respiratory
C. skeletal
D. nervous
54. Which functions as a communication system in the human body?
A. the digestive system
B. the circulatory system
C. the skeletal system
D. the nervous system
55.
Which is NOT a reflex action?
A. closing your eyes when something is about to hit them
B. falling or tripping over a stone
C. pulling your hand away when you accidentally touch a hot stove
D. jerking your leg when the doctor taps your knee
10
"
•• >
7 Science Human Body BMS (7sciencehumanbodyBMS)
56.
Use the chart below to answer this question.
Body Part
Body System
triceps
muscular
femur
skeletal
bronchioles
respiratory
aorta
??
brain
nervous
kidneys
excretory
Which term would correctly complete the chart?
A. nervous
B. digestive
C. circulatory
D. respiratory
57. Which part of the body receives messages transmitted by nerve cells located throughout the body?
A. heart
B. lungs
C. brain
D. liver
58. Which body system produces hormones that regulate body changes?
A. endocrine
B. digestive
C. circulatory
D. respiratory
59. Which lists the levels of organization from the smallest to the largest?
A. cells, organs, tissues, system
B. cells, tissues, system, organs
C. organs, tissues, cells, system
D. cells, tissues, organs, system
11
7 Science Human Body BMS (7sciencehumanbodyBMS)
60. White blood cells help the human body most by
A. carrying food throughout the body.
B. carrying oxygen throughout the body.
C. fighting disease.
D. aiding digestion.
61. What type of muscle is found in the heart?
A. skeletal muscle
B. smooth muscle
C. cardiac muscle
D. chest muscle
62. Which system has the primary function of fighting disease?
A. circulatory system
B. excretory system
C. immune system
D. respiratory system
63. Which body part works harder when a person exercises?
A. nose
B. heart
C. kidney
D. stomach
64. What happens to blood in the kidney?
A. It changes from red to blue.
B. It receives oxygen.
C. It is pumped to move faster.
D. It has waste removed.
65. It is impossible for a skeleton to move because it lacks the
A. circulatory system.
B. digestive system.
C. muscular system.
D. respiratory system.
12
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7 Science Human Body BMS (7sciencehumanbodyBMS)
66.
Use the diagram below to answer this question.
Which body system is represented in the picture?
A. circulatory
B. digestive
C. respiratory
D. excretory
67. Antibodies aid in the defense of the body by
A. preventing the invading organism from passing through a cell's membrane.
B. slowing the movement of invading organisms.
C. interfering with the invading organism's ability to make proteins.
D. binding with and destroying invading organisms.
68. In which body part do gases, such as oxygen and carbon dioxide, pass into or out of the blood?
A. lungs
B brain
C. liver
D heart
69. Which part of the body controls the functions of other body parts?
A. heart
B. lungs
C brain
D. stomach
13
7 Science Human Body BMS (7sciencehumanbodyBMS)
70. Which body organ removes excess water and wastes from the blood?
A. kidney
B. large intestine
C. small intestine
D. stomach
71. The major organs of the respiratory system are
A. liver, stomach, and pancreas.
B uterus, ovaries, and cervix.
C. trachea, lungs, and diaphragm.
D. heart, blood, and vena cava.
72. Which system produces antibodies?
A. circulatory
B. immune
C. excretory
D. nervous
73. Diabetes is a condition associated with a malfunction of the
A. kidneys.
B. pancreas.
C. liver.
D. gallbladder.
74. Messages are carried from the eyes to the brain by
A. bones.
B. muscles.
C. nerves.
D. blood vessels.
14
:
7 Science Human Body BMS (7sciencehumanbodyBMS)
Answer Key
1. C) stomach
2. B) esophagus.
3. B) cell B
4. A) bloodstream
5. A) the cell
6. C) respiratory system.
7. D) to remove waste materials from the blood
8. C) lungs.
9. A) skeletal system.
10. C) oxygen
11. D) immune system.
12. A) cell
13. D) ear.
14. A) They carry oxygen.
15. A) respiratory and circulatory
16. A) It changes food into a form that can be used by cells in the body.
17. B) muscular and skeletal
18. C) lung
19. D) large intestine.
20. A) the skin.
21. C) tendon.
22. B) antibodies.
23. D) throat
16
24. C) nervous system.
25. C) skeleton
26. C) inflate.
27. C) swimming
28. D) sweating.
29. A) tissues.
30. B)
31. C) protect the body.
32. C) enzymes.
33. B) joint.
34. A) fist.
35. D) allow movement.
36. A) nerves.
37. C) white blood cells
38. B) Both are used for energy.
39. A) mouth.
40. A) The lungs supply oxygen to the blood that the heart pumps throughout the body.
41. A) pumping blood
42. D)the circulatory system
43. A) by fighting disease
44. B) Cells of the same kind make up tissues.
45. A) digestive
17
7 Science Human Body BMS (7sciencehumanbodyBMS)
..
.. '.t ,
..,..
46. A) spinal cord
47. A) nerves
48. C) spinal cord.
49. B) digestive system
50. A) skin and bones
51. C) lungs
52. D) stomach
53. B) respiratory
54. D) the nervous system
55. B) falling or tripping over a stone
56. C) circulatory
57. C) brain
58. A) endocrine
59. D) cells, tissues, organs, system
60. C) fighting disease.
61. C) cardiac muscle
62. C) immune system
63. B) heart
64. D) It has waste removed.
65. C) muscular system.
66. C) respiratory
67. D) binding with and destroying invading organisms.
68. A) lungs
69. C) brain
18
7 Science Human Body BMS (7sciencehumanbodyBMS)
70. A) kidney
71. C) trachea, lungs, and diaphragm.
72. B) immune
73. B) pancreas.
74. C) nerves.
19