
Öndun
Authored by Valgerdur Steinbergsdóttir
Biology
9th Grade
Used 4+ times

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15 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Líffærið sem lokar barkanum og kemur í veg fyrir að fæða berist niður í barkann nefnist:
Gómur
Vélinda
Barkaspeldi
Tunga
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Hvað er helsta efnið í andrúmsloftinu sem við þurfum?
Kolvetni
Nitur
Súrefni
Koltvísýringur
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Hvaða efni losum við út í andrúmsloftið þegar við öndum frá okkur?
Kolvetni
Koltvísýring
Móðu
Nitur
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Satt eða ósatt. Lugnablöðrur færa blóðinu súrefni.
Satt
Ósatt
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Á barkakýlinu er lok. Hvað gerir það?
Stjórnar loftflæði ofan í lungun.
Stjórnar loftflæði frá lungunum
Kemur í veg fyrir að matur fari ofan í barkann
Stjórnar súrefnisflæðinu um líkamann.
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Hvað eru berkjunar sem tengja barkann við lungun margar?
4
15
2
1
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Satt eða ósatt: Lugnablöðrur taka koltvísýring úr blóðinu.
Ósatt
Satt
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