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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. lungC. stomachD. 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 AB. cell BC. cell CD. cell D

4. Which is the primary means by which drugs travel throughout the body?

A. bloodstreamB. musclesC. nerve cellsD. bone cells

7 Science Human Body BMS (7sciencehumanbodyBMS)

5. Which is often considered to be the basic biological unit?

· . A. the cell -B. the organC. the tissueD. 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 foodB. to circulate the bloodC. to produce red blood cellsD. 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 monoxideB. carbon dioxideC. oxygenD. hydrogen

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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. cellB. organC. systemD. tissue

13. The sense organ that helps you keep your balance is theI

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 circulatoryB. endocrine and nervousC. lymphatic and excretoryD. 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.

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D. the tonsil


17. Which pair of body systems is MOST responsible for support and movement?

·· A. digestive and circulatory .B. muscular and skeletalC. nervous and excretoryD. immune and reproductive

18. Which body part comes in pairs (two of the same body part)?

A. brainB. heartC. lungD. 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.

-----------------------------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.

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7 Science Human Body BMS(7sciencehumanbodyBMS)

23. Which organ is NOT a sense organ?

A. eyesB. earsC. noseD. 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. brainB. heartC. skeletonD. 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. readingB. eatingC. swimmingD. sleeping

28. When you are hot, the skin helps cool you off by

A. tanning.B. shivering.C. peeling.D. sweating.


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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 of the body?

A. (. ." -)

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.

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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. plasmaB. plateletsC. white blood cellsD. 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 Science Human Body BMS(7sciencehumanbodyBMS)

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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 bloodB. breaking down foodC. removing wastes from the bloodD. taking in oxygen and releasing carbon dioxide

42. Which body system is most affected during aerobic exercise?

A. the endocrine system B. the digestive systemC. the excretory systemD. the circulatory system

43. How do white blood cells help the human body most?

A. by fighting diseaseB. by carrying food through the bodyC. by carrying oxygen through the bodyD. 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.

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45. The gallbladder functions in which system?

.A... digestiveB. endocrineC. circulatoryD. respiratory

46. Which of these is an important part of the nervous system?

A. spinal cordB. stomachC. veinsD. muscles

47-. Which of the following helps our sense organs work together?

A. nervesB musclesC. blood vesselsD. 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. immune systemB. digestive systemC. respiratory systemD. nervous system

50. Which protects the body's organs?

A. skin and bonesB. muscles and lungsC. bones and stomachD. muscles and brain


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51. Which part of the body is involved in respiration?

A. heartB. stomachC. lungsD. brain

52. Which organ uses muscular contractions to mix food with digestive enzymes?

A. heartB. kidneyC. esophagusD. stomach

53. Dominique has a stuffy nose, has trouble breathing, and coughs a lot. Which of her body systems is being affected?

A. circulatoryB. respiratoryC. skeletalD. nervous

54. Which functions as a communication system in the human body?

A. the digestive systemB. the circulatory systemC. the skeletal systemD. the nervous system

55. Which is NOT a reflex action?

A. closing your eyes when something is about to hit themB. falling or tripping over a stoneC. pulling your hand away when you accidentally touch a hot stoveD. jerking your leg when the doctor taps your knee

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56.

Use the chart below to answer this question.

Body Part Body Systemtriceps muscularfemur skeletal

bronchioles respiratory

aorta ??brain nervous

kidneys excretory

Which term would correctly complete the chart?

A. nervousB. digestiveC. circulatoryD. respiratory

57. Which part of the body receives messages transmitted by nerve cells located throughout the body?

A. heartB. lungsC. brainD. liver

58. Which body system produces hormones that regulate body changes?

A. endocrineB. digestiveC. circulatoryD. respiratory

59. Which lists the levels of organization from the smallest to the largest?

A. cells, organs, tissues, systemB. cells, tissues, system, organsC. organs, tissues, cells, systemD. cells, tissues, organs, system


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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 muscleB. smooth muscleC. cardiac muscleD. chest muscle

62. Which system has the primary function of fighting disease?

A. circulatory systemB. excretory systemC. immune system D. respiratory system

63. Which body part works harder when a person exercises?

A. noseB. heartC. kidneyD. 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.

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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. circulatoryB. digestiveC. respiratoryD. 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 brainC. liverD heart

69. Which part of the body controls the functions of other body parts?

A. heart B. lungs C brainD. stomach


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70. Which body organ removes excess water and wastes from the blood?

A. kidneyB. large intestineC. small intestineD. 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. circulatoryB. immuneC. excretoryD. 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.

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: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

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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


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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

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70. A) kidney

71. C) trachea, lungs, and diaphragm.

72. B) immune

73. B) pancreas.

74. C) nerves.

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