Human body (part 1)

Question 1

What is the definition of a tissue?

Answer 1

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

Question 2

Order the following terms from smallest to largest:

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

Answer 2

cell –> tissue –> organ –> organ system

Question 3

What is the definition of an organ?

Answer 3

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

Question 4

Name the organ system in the image

Answer 4

Circulatory system

Question 5

Name the organ system in the image

Answer 5

Nervous system

Question 6

Name the organ system in the image

Answer 6

Digestive system

Question 7

Name the organ system in the image

Answer 7

Respiratory System

Question 8

Name part C in the image

Answer 8

Trachea (wind pipe)

Question 9

Name the tubes labelled part D in the image

Answer 9

bronchi

Question 10

Name the tubes labelled part G in the image

Answer 10

bronchioles

Question 11

Name the air sacs labelled F in the image

Answer 11

alveoli

Question 12

Name part H in the image

Answer 12

diaphragm

Question 13

What is the scientific word for ‘breathe in’?

Answer 13

inhale

Question 14

What is the scientific word for ‘breathe out’

Answer 14

exhale

Question 15

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

Answer 15

oxygen

Question 16

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

Answer 16

carbon dioxide

Question 17

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

Answer 17

Nitrogen

Question 18

What is the scientific word for the air sacs?

Answer 18

Alveoli

Question 19

What is the scientific word for the windpipe?

Answer 19

Trachea

Question 20

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

Answer 20

respiration