Chapter 5- The Respiratory And Breathing System

Question 1

Aerobic respiration

Answer 1

-needs oxygen and glucose to release energy

Question 2

Word equation for aerobic respiration

Answer 2

Glucose+oxygen ➡️ energy + carbon dioxide + water vapour

Question 3

Respiration-

Answer 3

The release of energy from food

Question 4

Test for Co2

Answer 4

•Limewater-Turns milky colour if carbon dioxide is present

Question 5

Test for water

Answer 5

Cobalt chloride goes from blue to pink if H2O is present

Question 6

What are the cells’ part in respiration?

Answer 6

• take in oxygen
• release Co2 and H2O into bloodstream
• blood goes to lungs
• blood swaps Co2 and H2O for more oxygen

Question 7

Order of body parts in respiration

Answer 7

Nose/Mouth ➡️ Trachea➡️ Bronchus ➡️ Bronchioles ➡️ Alveoli

Question 8

What is the name of the muscle underneath the lungs?

Answer 8

The diaphragm

Question 9

What is the name of the muscle surrounding he lungs?

Answer 9

Intercostilé muscles

Question 10

What is the trachea surrounded by

Answer 10

Cartilage

Question 11

Function of bronchus

Answer 11

• carries air from trachea to lungs

- subdivide into bronchioles

Question 12

Bronchioles function

Answer 12

Bring air form the bronchi to the alveoli

Question 13

Alveoli function

Answer 13

(millions of tiny air sacs, have thin lining,surrounded by capillaries)

Allows Gas exchange

• Alveolus gives oxygen to blood
• takes Co2 and H20 and release it

Question 14

Diaphragm and intercostal muscles function

Answer 14

Move air in lungs

Question 15

Nose function

Answer 15

Cleans ,
Warms,
Moistens air

Question 16

Smoking is damaging because it…..

Answer 16

• clogs nose hairs
• increases infections, cancers, heart attacks
• damages baby growth
• increases mucous -> causes cough