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Grade 5 Science Quiz Questions > Human Body Systems > Flashcards

Human Body Systems Flashcards

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1
Q

What is the name of the muscle on your butt?

A

Gluteus maximus

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2
Q

What are muscles made up of?

A

Muscles are made up of threadlike cells that bound together to form muscle fibres

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3
Q

What are the three types of muscle called?

A

Skeletal, smooth and cardiac

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4
Q

Do skeletal muscles pull or push bones?

A

They pull

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5
Q

How do skeletal muscles attach themselves to the bone?

A

Skeletal muscles attach to bones by tendons

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6
Q

True or false: Skeletal muscles do not work in groups?

A

False

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7
Q

How many muscles do you use to smile?

A

17

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8
Q

How many muscles do you use to frown?

A

43

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9
Q

True or false: skeletal muscles do not tire?

A

False

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10
Q

How many skeletal muscles does the human body have?

A

660

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11
Q

Where is smooth muscles found?

A

They are found in most internal organs

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12
Q

Where is cardiac muscles found?

A

Cardiac muscles is only found in the heart

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13
Q

Do Cardiac and Smooth muscles tire?

A

Unlike skeletal muscles Cardiac and Smooth muscles don’t tire

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14
Q

What is the fastest muscle?

A

The eyelids

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15
Q

What is the busiest muscle?

A

The heart

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16
Q

In one sentence summarise the digestive system

A

The digestive system breaks down food to give our body cells energy.

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17
Q

Where does the digestive system begin?

A

In the mouth where our teeth break down food and mix it with saliva

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18
Q

In the stomach what does food mix with?

A

Acid

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19
Q

In the stomach what does food transform into?

A

A semi-liquid called chyme

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20
Q

How long is the small intestine?

A

About 6 meters

21
Q

In the small intestine, what does the chyme mix with?

A

Bile, as well as pancreatic and intestinal juices

22
Q

True or false: The small intestine filters out useful substances and passes them on to the blood cells?

A

True

23
Q

True or false: The liver can’t transform nutrients into glucose?

A

False

24
Q

What does the circulatory system contain?

A

The heart, blood vessels and blood

25
Q

What does the Circulatory system do?

A

It controls body temperature, helps fight disease, and carries oxygen, food, hormones and waste throughout the body.

26
Q

True or false: The heart is a 2 chambered muscle?

A

False

27
Q

True or false: The heart is a four chambered muscle?

A

True

28
Q

True or false: The heart is a three-chambered muscle?

A

False

29
Q

True or false: The heart is a five-chambered muscle?

A

False

30
Q

What is the heart’s only job?

A

Pumping blood throughout the body

31
Q

In which atrium does blood high in carbon enters the heart?

A

The right atrium

32
Q

What are the body’s largest veins?

A

The superior and inferior vena cavas

33
Q

What does the nervous system do?

A

The nervous system sends information about touch, pain, temperature, pressure, vibration and sense of position through the brain, spinal cord and nerves.

34
Q

Does the brain need oxygen to function properly?

A

Yes, it does

35
Q

What are the brains three major parts?

A

The Cerebrum, the Cerebellum and the brain stem

36
Q

What does the cerebellum do?

A

Assists with balance, posture and muscle coordination

37
Q

What does the cerebrum do?

A

Enables you to think, speak, sense, remember, learn, imagine and feel emotion

38
Q

What does the brain stem do?

A

The brain stem subconsciously regulates a number of body functions, such as breathing, blood pressure, digestion, and heartbeat. It also maintains body temperature and warns of hunger, thirst and fatigue.

39
Q

How many bones does the skeletal system have?

A

206!!

40
Q

What do bones do?

A

Bones support the body and give it shape, protect internal organs (such as the brain, spinal cord, and heart), and work with muscles to provide movement.

41
Q

What do bones do with the minerals stored inside them?

A

The bones store minerals, releasing them to the bloodstream as needed, and have soft, spongy, jellylike centres called bone marrow.

42
Q

What is the difference between yellow and red marrow?

A

Yellow marrow is mainly stored fat; red marrow produces red blood cells.

43
Q

Where are the smallest bones in your body?

A

The smallest bones lie in the ears: the malleus (hammer), the incus (anvil) and the stapes (stirrup).

44
Q

What bone is the longest in your body?

A

The femur, or thighbone.

45
Q

What is oxygen and what does it do?

A

A gas needed to obtain energy from food, and it rids the body of carbon dioxide, a harmful waste product.

46
Q

What does the diagram do, and what is the entire process?

A

The diagram, a muscle below the ribs, contracts and moves the ribs outward, causing the lungs to take in air. When the diagram relaxes, the ribs relax and the lungs deflate.

47
Q

What warms up the air in your nostrils?

A

Surprisingly by mucus!
Mucus also moistens it by mucus-lined sinuses.

48
Q

What happens to air as it moves through the trachea?

A

The air is cleaned of dirt and germs by mucus and bristly hairs called cilia, lining the nasal passage and trachea.

49
Q

What does the epiglottis do?

A

Food and saliva are kept out of the trachea by a flap called the epiglottis.

Grade 5 Science Quiz Questions (6 decks)

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