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Name*________________________*Date*_________*
*
Name*_________________________*Date*_________*
*
!!!!Concept!Covered:!!The!Passage!of!Air!2!
!!!Concept!Covered:!!The!Passage!of!Air!2!
Use!the!words!from!the!word!bank!below!to!fill!in!the!blanks!of!
the!paragraph!below.!
!
1.!!Alveoli
!
!6.!!External !
!10.!!Nasal!cavity!
2.!!Bronchi
!
!7.!!Larynx
!
!11.!!Nose!
3.!!Bronchioles!
!8.!!Mouth
!
!12.!!Pharynx!
4.!!Cilia!
!
!9.!!Mucus
!
!13.!!Trachea!
5.!!EpigloLs !!
!
____________*respiraDon*is*the*exchange*of*gases*between*the*
Use!the!words!from!the!word!bank!below!to!fill!in!the!blanks!of!
the!paragraph!below.!
!
1.!!Alveoli
!
!6.!!External !
!10.!!Nasal!cavity!
2.!!Bronchi
!
!7.!!Larynx
!
!11.!!Nose!
3.!!Bronchioles!
!8.!!Mouth
!
!12.!!Pharynx!
4.!!Cilia!
!
!9.!!Mucus
!
!13.!!Trachea!
5.!!EpigloLs !!
!
____________*respiraDon*is*the*exchange*of*gases*between*the*
atmosphere*and*the*blood.**InhalaDon*begins*when*air*enters*the*
atmosphere*and*the*blood.**InhalaDon*begins*when*air*enters*the*
_______*or*_________.**Next*the*air*enters*the*________________*
where*__________*membranes*warm*and*moisten*the*air.**The*
_______*or*_________.**Next*the*air*enters*the*________________*
where*__________*membranes*warm*and*moisten*the*air.**The*
lining*of*the*respiratory*system*contains*small*hair*like*structures*
lining*of*the*respiratory*system*contains*small*hair*like*structures*
called*________*which*filter*debris*and*sweep*it*out*of*the*body.**
called*________*which*filter*debris*and*sweep*it*out*of*the*body.**
Next*the*air*passes*through*the*____________,*an*area*at*the*back*
Next*the*air*passes*through*the*____________,*an*area*at*the*back*
of*the*nose*and*mouth*which*contains*passageways*for*both*food*
of*the*nose*and*mouth*which*contains*passageways*for*both*food*
and*air.**A*flap*of*carDlage*called*the*_______________*covers*the*
and*air.**A*flap*of*carDlage*called*the*_______________*covers*the*
air*passageway*during*swallowing*to*prevent*choking.*A*large*
air*passageway*during*swallowing*to*prevent*choking.*A*large*
carDlaginous*tube,*the*____________,*connects*the*pharynx*to*the*
carDlaginous*tube,*the*____________,*connects*the*pharynx*to*the*
lungs.**At*the*upper*end*of*the*trachea,*the*vocal*cords*are*
lungs.**At*the*upper*end*of*the*trachea,*the*vocal*cords*are*
stretched*across*an*area*called*the*___________*to*produce*sound.**
stretched*across*an*area*called*the*___________*to*produce*sound.**
The*trachea*branches*into*two*___________,*each*of*which*leads*
The*trachea*branches*into*two*___________,*each*of*which*leads*
to*a*lung.**Within*the*lungs*these*tubes*branch*into*smaller*and*
to*a*lung.**Within*the*lungs*these*tubes*branch*into*smaller*and*
smaller*_________________.**At*the*end*of*these*smallest*tubes*
smaller*_________________.**At*the*end*of*these*smallest*tubes*
are*______________,*the*site*of*gas*exchange*between*the*lungs*
are*______________,*the*site*of*gas*exchange*between*the*lungs*
and*blood.
and*blood.
!!
Copyright*©*Science*Stuff*
!!
Copyright*©*Science*Stuff*
Name*________________________*Date*_________*
*
!!!!Concept!Covered:!!The!Passage!of!Air!2!
Use!the!words!from!the!word!bank!below!to!fill!in!the!blanks!of!
the!paragraph!below.!
!
1.!!Alveoli
!
!6.!!External !
!10.!!Nasal!cavity!
2.!!Bronchi
!
!7.!!Larynx
!
!11.!!Nose!
3.!!Bronchioles!
!8.!!Mouth
!
!12.!!Pharynx!
4.!!Cilia!
!
!9.!!Mucus
!
!13.!!Trachea!
5.!!EpigloLs !!
!
____________*respiraDon*is*the*exchange*of*gases*between*the*
atmosphere*and*the*blood.**InhalaDon*begins*when*air*enters*the*
_______*or*_________.**Next*the*air*enters*the*________________*
where*__________*membranes*warm*and*moisten*the*air.**The*
Teacher Answer Key
External**respiraDon*is*the*exchange*of*gases*between*the*
atmosphere*and*the*blood.**InhalaDon*begins*when*air*
enters*the*nose*or*mouth.**Next*the*air*enters*the*nasal.
cavity*where*mucus*membranes*warm*and*moisten*the*air.**
The*lining*of*the*respiratory*system*contains*small*hair*like*
structures*called*cilia*which*filter*debris*and*sweep*it*out*of*
the*body.**Next*the*air*passes*through*the*pharynx,*an*area*
lining*of*the*respiratory*system*contains*small*hair*like*structures*
at*the*back*of*the*nose*and*mouth*which*contains*
called*________*which*filter*debris*and*sweep*it*out*of*the*body.**
passageways*for*both*food*and*air.**A*flap*of*carDlage*called*
Next*the*air*passes*through*the*____________,*an*area*at*the*back*
of*the*nose*and*mouth*which*contains*passageways*for*both*food*
the*epiglo5s*covers*the*air*passageway*during*swallowing*to*
and*air.**A*flap*of*carDlage*called*the*_______________*covers*the*
prevent*choking.*A*large*carDlaginous*tube,*the*trachea,*
air*passageway*during*swallowing*to*prevent*choking.*A*large*
connects*the*pharynx*to*the*lungs.**At*the*upper*end*of*the*
carDlaginous*tube,*the*____________,*connects*the*pharynx*to*the*
trachea,*the*vocal*cords*are*stretched*across*an*area*called*
lungs.**At*the*upper*end*of*the*trachea,*the*vocal*cords*are*
stretched*across*an*area*called*the*___________*to*produce*sound.**
the*larynx*to*produce*sound.**The*trachea*branches*into*two*
The*trachea*branches*into*two*___________,*each*of*which*leads*
bronchi,*each*of*which*leads*to*a*lung.**Within*the*lungs*
to*a*lung.**Within*the*lungs*these*tubes*branch*into*smaller*and*
these*tubes*branch*into*smaller*and*smaller*bronchioles.**At*
smaller*_________________.**At*the*end*of*these*smallest*tubes*
the*end*of*these*smallest*tubes*are*alveoli,*the*site*of*gas*
are*______________,*the*site*of*gas*exchange*between*the*lungs*
and*blood.
!!
Copyright*©*Science*Stuff*
exchange*between*the*lungs*and*blood.*
Copyright*©*Science*Stuff*