Human Respiratory System & Blood

Which pathway is correct for inhaling?

• nose/mouth → trachea → bronchiole → bronchi → air sacs

• nose/mouth → trachea → air sacs

• nose/mouth → trachea → bronchi → bronchiole → air sacs

• nose/mouth → trachea → bronchi → air sacs

What happens in the air sacs?

• Gas exchange

• Addition of oxygen

• Removing of oxygen

• Inhalation

What is another word for air sacs?

• Bronchiole

• Alveolus - singular

  Alveoli - plural

• Intercostal muscles

• Alveoli - singular

  Alveolus - plural

What is the process when oxygen enter through the thin walls of the blood vessel called?

• Anaerobic respiration

• Cell exchange

• Diffusion

• Gas exchange

How does diffusion of oxygen happen naturally?

• Oxygen diffuses naturally as there is less oxygen in the blood cells

• Oxygen diffuses naturally as there is more oxygen in the blood cells

• Oxygen diffuses naturally as there is same amount of oxygen in the blood cells

• Oxygen diffuses naturally as there is more water in the blood cells

Part Q is protected by.....

• rings of muscle

• rings of blood vessel

• rings of trachea

• rings of cartillage

What happens during the exhale process?

• lungs contract, diaphragm move down

• lungs expand, diaphragm more down

• lungs expand, diaphragm more up

• lungs contract, diaphragm move up

What is the definition of respiration?

• Just breathe

• Series of chemical reactions in the body

• Series of chemical equations in the body

• Absorption of oxygen through the human skin

How does the rib cage move upwards and downwards during breathing processes?

• with the help of rings of cartillage

• with the help of intecostaly muscles

• with the help of intercostal muscle

• with the help of lines of cartillage

What is aerobic respiration?

• Aerobic respiration uses oxygen and removes carbon dioxide as waste

• Aerobic respiration uses carbon dioxide and removes oxygen as waste

• Aerobic respiration is similar to anaerobic respiration

• Aerobic respiration is gas exchange in blood cells