Gaseous exchange/Gaswisseling Part 1 Deel 1

Tiny air sacs for gaseous exchange in humans . It looks like grape.

Klein lugsakkies vir gaswisseling in die mens. Dit lyk soos 'n druif.

• Alveolus/Alveolus

• Blood capillary/Kappilêre bloedvat

• Lung/Long

• Stoma/Huidmondjie

Which of the following animals have gills as a gaseiys exchange structure?/

Watter een van die volgende diere het keue as 'n gaswisseling struktuur?

• 
• 
• 
• 

After the trachea, air travels through the.../

Na die tragea, beweeg lug na die ...

• bronchiole/brongiool

• alveoli/alveolus

• bronchus/brongus

• capillary/kapillêre bloedvat

The cartilage rings that strengthen the trachea are .... shaped.

Die kraakbeenringe wat die tragea versterk is ... vormig.

• O

• B

• C

• Z

A gaseous exchange surface should be ...

'n Gaswisselingsoppervlakte moet wees ...

• moist/klam

• not receiving fresh air/ontvang nie vars lug nie

• thick/dik

• small and narrow relative to the animal size/klein en smal relatief tot die dier se grootte

Inhaled air arriving in the alveoli has a.../

Ingeasemde lug wat in die alveoli aankom het 'n ...

• higher concentration of carbon dioxide (CO₂ ) and a lower concentration of oxygen (O₂ )

  hoër konsentrasie koolstofdioksied (CO₂ ) en 'n laer konsentrasie suurstof (O₂ )

• higher concentration of oxygen (O₂ ) and a lower concentration of carbon dioxide (CO₂ )

  hoër konsentrasie suurstof (O₂ ) en 'n laer konsentrasie koolstofdioksied (CO₂ )

Which part of the blood transports oxygen to the body's tissues in exchange for carbon dioxide?

Watter deel van die bloed vervoer suurstof na die liggaamsweefsels toe en verruil dit vir koolstofdioksied?

• White Blood Cells/Witbloedselle

• Red Blood Cells/Rooibloedselle

• Platelets/Plaatjies

• Plasma/Plasma

The lungs are located...

Die longe is geleë...

• in your chest, on the right side.

  in jou bors, aan die regterkant.

• in your chest, on the left side.

  in jou bors, aan die linkerkant.

• in your chest, on both sides.

  in jou bors, aan beide kante.

The dome-shaped muscle plate that contracts and relaxes during breathing is the ...

Die keëlvormige spierplaat wat saamtrek en ontspan tydens asemhaling is die...

• lungs/longe

• diaphragm/diafragma

• stomach/maag

• alveolus/alveolus

Exhalation is a ... process.

Uitaseming is 'n ... proses.

• active/aktiewe

• passive/passiewe

• neutral/neutrale