Human body MTA

Question 1

What are living things made up of many cells called?

Answer 1

Multicellular organisms

Question 2

What is the definition of a tissue?

Answer 2

A group of similar cells working together to perform a certain function

Question 3

Order the following terms from smallest to largest:

“tissue”, “organ”, “organ system”, “cell”

Answer 3

cell –> tissue –> organ –> organ system

Question 4

What is the definition of an organ?

Answer 4

A group of tissues that work together to perform a certain function

Question 5

In which organ does gas exchange take place?

Answer 5

Lungs

Question 6

Name the organ system in the image

Answer 6

Circulatory system

Question 7

Name the organ system in the image

Answer 7

Nervous system

Question 8

Name the organ system in the image

Answer 8

Skeletal system

Question 9

Name the organ system in the image

Answer 9

Digestive system

Question 10

Name the organ system in the image

Answer 10

Respiratory System

Question 11

Name the organ system in the image

Answer 11

Urinary system

Question 12

Name the organ system in the image

Answer 12

Reproductive systems

Question 13

Name part C in the image

Answer 13

Trachea (wind pipe)

Question 14

Name the tubes labelled part D in the image

Answer 14

bronchi

Question 15

Name the tubes labelled part G in the image

Answer 15

bronchioles

Question 16

Name the air sacs labelled F in the image

Answer 16

alveoli

Question 17

Name part H in the image

Answer 17

diaphragm

Question 18

In what three ways are the alveoli adapted for gas exchange?

Answer 18

1) Moist, thin walls
2) Close network of blood vessels
3) Large surface area

Question 19

In what order does air travel through these body parts when we breathe in?
“bronchioles”, “bronchus”, “alveoli”, “trachea”

Answer 19

trachea –> bronchus –> bronchioles –> alveoli

Question 20

What is the scientific word for ‘breathe in’?

Answer 20

inhale

Question 21

What is the scientific word for ‘breathe out’

Answer 21

exhale

Question 22

Complete the sentence…

The air we breathe out has _____ oxygen than the air we breathe in

Answer 22

less

Question 23

Complete the sentence…

The air we breathe out has _____ carbon dioxide than the air we breathe in

Answer 23

more

Question 24

The air we breathe in contains approximately 21% of what gas?

Answer 24

oxygen

Question 25

The air we breathe in contains approximately 0.04% of what gas?

Answer 25

carbon dioxide

Question 26

The air we breathe in contains approximately 80% of what gas?

Answer 26

Nitrogen

Question 27

In what direction does the diaphragm move when you breathe in?

Answer 27

it moves down

Question 28

In what direction does the diaphragm move when you breathe out?

Answer 28

it moves up

Question 29

What happens to the volume inside your chest when you breathe in?

Answer 29

It increases

Question 30

What are the four main functions of the skeleton?

Answer 30

1) support the body 2) protect organs 3) movement 4) make blood cells

Question 31

Where in your bones are blood cells made?

Answer 31

Bone marrow

Question 32

What are the three types of joints called?

Answer 32

1) hinge 2) ball and socket 3) fixed

Question 33

Name the tissue that covers the end of bones to stop them rubbing together

Answer 33

cartilage

Question 34

Name the tissue that joins bone to bone

Answer 34

ligament

Question 35

Why is there fluid in some joints?

Answer 35

To reduce friction and allow the bones to move freely

Question 36

Name the tissue that attaches muscle to bone

Answer 36

tendon

Question 37

What do you call a pair of muscles that work together to allow movement?

Answer 37

Antagonistic muscles

Question 38

In order to bend the arm, if the bicep contracts, what does the tricep do?

Answer 38

relax

Question 39

Name the three main organs in plants

Answer 39

1) stem 2) leaf 3) root

Question 40

What is the function of the stem in a plant?

Answer 40

To support the leaves and flowers

Question 41

What is the function of the leaves in a plant?

Answer 41

To absorb light

Question 42

What is the function of the roots of a plant?

Answer 42

To absorb water and minerals

Question 43

Give an example of a hinge joint

Answer 43

elbow or knee

Question 44

Give an example of a ball and socket joint

Answer 44

shoulder or hip

Question 45

What is the scientific word for the thigh bone?

Answer 45

femur

Question 46

What is the scientific word for the backbone?

Answer 46

spine

Question 47

What is the scientific word for the air sacs?

Answer 47

Alveoli

Question 48

What is the scientific word for the windpipe?

Answer 48

Trachea

Question 49

Name the process that takes place in cells that uses up oxygen and releases carbon dioxide

Answer 49

respiration

Question 50

Name three different types of tissue

Answer 50

Examples include: - connective - muscle - bone