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Science > body systems > Flashcards

body systems Flashcards

1
Q

Name 3 major organs of the body?

A

Brain, heat, lungs

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2
Q

What is the role of the respiratory system?

A

to carry out the exchange of gasses that we need

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3
Q

Name 3 organs of the respiratory system?

A

lungs, trachea, broncus

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4
Q

What is the role of the eppiglotis?

A

tiny flap that prevents food from entering the trachea

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5
Q

what is the role of the pharynx?

A

connects the nasal cavity to the trachea

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6
Q

what is the role of the bronchioles?

A

decrease the amount air flowing through and carry air to the alvioli

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7
Q

what is the function of the alvioli?

A

site of the gas exchange where the carbon dioxide is taken from the blood stream and replaced with oxygen

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8
Q

what are some of the key roles of the skeletal system?

A

to offere support, protection, movement, calcuim storage, blood cell production

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9
Q

how many bones are in the body?

A

206

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10
Q

what is cancellous bone?

A

soft spongey bone

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11
Q

give a example of a long bone

A

femur

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12
Q

give a example of a flat bone

A

scapula

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13
Q

what is another name for the collar bone

A

clavical

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14
Q

what is the jaw bone called

A

mandible

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15
Q

what does the muscle system do

A

allows movement

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16
Q

what are agnostic pairs of muscles

A

where one muscle contracts and the other relaxes

17
Q

what are ligaments

A

connect bone to bone act as a stablizer

18
Q

what are tendons

A

conect muscles to bones allow the movement of bones

19
Q

what is the role of the digestive system

A

to break down the food while taking the necessary products into the blood stream

20
Q

what are the role of the villi

A

increase surface are and allow more absorption of nutrients

21
Q

what is the role of the liver

A

to create bile

22
Q

what is bile

A

broken down red blood cells

23
Q

what does the syomach digest

A

protiens braking them down with acids

24
Q

what is the role of the small intestine

A

to complete digestion and absorb food particles into blood

25
Q

what is the role of the curculatory system

A

to pump blood around the body carrying oxygen and nutrients

26
Q

the veins carry the blood away from the heart

A

false

27
Q

what do ateries do

A

they carry oxygenated blood around the body

28
Q

what is the role of capillaries

A

they carry out the gas exchange between the ateries and the veins

29
Q

what side of the heart pumps blood to the lungs

A

right side

30
Q

does the xylem carry from the roots upwards

A

true

31
Q

what does the phloem do

A

carrys glucose around the plant

32
Q

define excretion

A

process which metabolic waste is removed from the body

33
Q

what are 3 organs that carry out excretion

A

lungs, skin, kidneys

Science (4 decks)

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