Cells and Body Systems Flashcards

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1
Q

What are cells?

A

Cells are the smallest unit that can live on it’s own

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2
Q

What are tissues?

A

Tissues are groups of similar cells working together to carry out a specific function

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3
Q

What are organisms?

A

Organs are a group of similar tissues working together to carry out a specific function

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4
Q

What are all living things made out of?

A

All living things are made out of cells

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5
Q

What are specialised cells?

A

A cell designed to carry a particular job in the body

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6
Q

What is the function of red blood cells?

A

Red blood cells are in a biconcave shape and carry oxygen from the lungs to all the parts of the body

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7
Q

What is the function of nerve cells?

A

Nerve cells receive and send messages from the body to the brain

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8
Q

What is the function of root hair cells?

A

Root hair cells absorb water

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9
Q

What is the function of white blood cells?

A

White blood cells help the body fight infections and other diseases

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10
Q

What is the function of palisade cells?

A

Palisade cells absorb light

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11
Q

What organelle carries out photosynthesis?

A

Chloroplasts

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12
Q

What organelle contains DNA?

A

Nucleus

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13
Q

What organelle carries out respiration?

A

Mitochondria

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14
Q

What organelle contains proteins?

A

Ribosomes

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15
Q

What organelle contains sugar and sap?

A

Vacuole

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16
Q

What organelle do reactions take place?

A

Cytoplasm

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17
Q

What organelle controls what goes in and out of the cell?

A

Cell Membrane

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18
Q

What organelle maintains the shape of the cell?

A

Cell Wall

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19
Q

What organelles do only plant cells have?

A

Cell Wall, Vacuole and Chloroplasts

20
Q

What are body systems?

A

Body Systems are groups of organs and tissues that work together to perform important jobs for the body

21
Q

What are the different types of body systems?

A

The different types of body systems are skeletal, respiratory, and the reproductive system

22
Q

What is the function of the skeletal system?

A

It gives the body shape, allows movement, and makes blood cells, provides protection for organs and stores minerals

23
Q

How many bones does the human skeleton have?

A

206 bones

24
Q

What are joints?

A

Where two or more bones meet to allow movement

25
Q

What are three types of joints?

A

Hinge, ball and socket and fixed joint

26
Q

What is the function of hinge joint?

A

Hinge joint is for movement forwards and backwards

27
Q

What is the function of ball and socket joint?

A

Ball and socket joint is for movement in all direction

28
Q

What is the function of fixed joint?

A

Fixed joints is for movements in no direction

29
Q

What does bone marrow do?

A

Bone marrow makes red and white blood cells

30
Q

What is a mineral from our diet, which makes our bones strong?

A

Calcium

31
Q

What are the four functions of the skeleton?

A

Support, protection, making blood cells and movement

32
Q

What are fluids between your bones called?

A

It is called lubrication and it prevents friction

33
Q

Why are bones hard?

A

For protection

34
Q

What protects your lungs?

A

Rib

35
Q

What protects your brain?

A

Skull

36
Q

What protects your spinal cord?

A

Vertebrae

37
Q

What protects your heart?

A

Rib

38
Q

What are bones joined to other bones by?

A

Ligaments

39
Q

What are ligaments?

A

Bundles of connective tissues that connects to one bone. They keep our bones in place and stop us from moving them too far in any direction

40
Q

What are cartilages?

A

Cartilages are strong, but smoother than bone and more flexible

41
Q

What is synovial fluid?

A

Synovial fluid acts like oil for a machine, lubricating the joints and allowing smoother movements

42
Q

What is the respiratory system?

A

The network of organs and tissues that help you breathe

43
Q

How does gas exchange happen?

A

Air enters nose or mouth, air moves down the trachea, air moves into the bronchi, air moves into the bronchioles and air moves into alveoli

44
Q

Where does gas exchange happen?

A

In the alveoli

45
Q

What is inhaled into the body and what is exhaled out the body?

A

Oxygen is inhaled in the body and carbon dioxide, nitrogen are exhaled out of the body

46
Q

What is the reproductive system?

A

The reproductive system is made of organs involved with sexual reproduction