Animal Respiratory Systems

Open Ended

How are you feeling today?

Poll

My understanding level of the respiratory system in humans and animals?

• Excellent

• Average

• Not sure

• Zero

Multiple Choice

Name the respiratory system found in butterflies and dragonflies.

• Gills

• Tracheal system

• Moist skin

• Lungs

Multiple Choice

Name the opening for gaseous exchange in the tracheal system of insects.

• Stoma

• Hydathode

• Lenticel

• Spiracle

Fill in the Blanks

The wall of

is moist to allow oxygen to dissolve rapidly into the muscles cells.

Multiple Choice

Abdominal muscles relax, the volume increases, air pressure in the trachea decreases and spiracles open. State the breathing mechanism.

• Inhalation

• Exhalation

Reorder

Reorder the following when an insect does exhalation.

• Muscle cells

• Tracheoles

• Trachea

• Spiracle

1

2

3

4

• 1
• 2
• 3
• 4

Multiple Choice

Name the breathing organ for fish.

• Lungs

• Gills

• Moist skin

• Tracheal system

Multiple Choice

Which structure in the gill has lamella and increases the total surface area for gaseous exchange?

• Gill raker

• Gill arch

• Gill filament

Multiple Choice

Which of the following is NOT the characteristic of lamella for the efficiency of gaseous exchange?

• One-cell thick

• Contains a large network of blood capillary

• High surface area

• Moist surface

Multiple Choice

Name the opening at the side of the fish head that can protect the gills inside.

• Operculum

• Spiracle

• Mouth

• Ear

Reorder

Reorder the following when fish inhales water with dissolved oxygen.

• Mouth opens

• Buccal cavity lowers down

• Volume in buccal cavity increases

• Gaseous exhanges at lamella

• Operculum closes

1

2

3

4

5

• 1
• 2
• 3
• 4
• 5

Multiple Choice

The water flows and the blood flows is against each other at gill lamella to increase the diffusion of respiratory gases.

• TRUE

• FALSE

Multiple Select

Which of the following are the respiratory organs for amphibians like frogs?

• Lungs

• Moist skin

• Gills

• Bucco-pharyngeal

  (Mouth floor)

Match

Match the following characteristics in amphibians with the correct function.

• Moist skin

• Thin membranous skin

• Large network of blood capillary

Oxygen dissolves easily

Oxygen diffuses faster

Exchange of gases efficiently/higher

• Oxygen dissolves easily

• Oxygen diffuses faster

• Exchange of gases efficiently/higher

Reorder

Reorder the following when a frog does inhalation. (before air enters the lungs)

• Nostrils open

• Mouth cavity lowers

• Glottis closes

• Mouth cavity volume increases

• Gaseous exchange at bucco-pharyngeal

1

2

3

4

5

• 1
• 2
• 3
• 4
• 5

Reorder

Reorder the following when air enters the lungs of a frog during inhalation.

• Nostril closes

• Air pressure in mouth cavity increases

• Glottis opens

• Air enters the lungs

• Gaseous exchange occurs

1

2

3

4

5

• 1
• 2
• 3
• 4
• 5

Match

Match the following characteristics of respiratory structures in humans with their correct function.

• Moist surface

• Very thin wall

• Large network of blood capillary

• Large number of alveoli

Oxygen dissolves easily

Reduces the diffusion distance

Rapid transportation of gases

Increases the surface area

• Oxygen dissolves easily

• Reduces the diffusion distance

• Rapid transportation of gases

• Increases the surface area

Reorder

Reorder the following when the human does exhalation.

• External intercostal muscle relaxes

• Ribcage moves downwards & inwards

• Diaphragm relaxes and flattens

• Air pressure in thoracic cavities increases

• Air is forced out from the lungs

1

2

3

4

5

• 1
• 2
• 3
• 4
• 5

Multiple Select

What changes happen based on the diagram?

• Dome shape diaphragm

• The ribcage moves downwards and i

• Volume in the thoracic cavity increases

• Air is sucked into the lungs

Poll

My understanding level of the respiratory system in animals and humans?

• Excellent

• Better

• Average

• Not improving