Hemoglobina

Hemoglobina

Assessment

Interactive Video

Science, Biology, Health Sciences

4th - 9th Grade

Hard

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The video explains the role of hemoglobin in transporting oxygen in the blood. It highlights that 97% of the dry weight of mammalian red blood cells is hemoglobin. When oxygen binds to hemoglobin, it forms oxyhemoglobin, which gives arterial blood its bright red color.

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5 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What percentage of the dry weight of mammalian red blood cells is made up of hemoglobin?

97%

100%

75%

50%

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which component is primarily responsible for carrying oxygen in the blood?

Platelets

White blood cells

Plasma

Hemoglobin

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What happens when oxygen binds to the hemoglobin molecule?

It forms carbon dioxide.

It forms glucose.

It forms oxyhemoglobin.

It forms water.

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the result of hemoglobin binding with oxygen in terms of blood color?

The blood turns yellow.

The blood turns blue.

The blood turns green.

The blood turns bright red.

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the color of arterial blood when hemoglobin binds with oxygen?

Bright red

Purple

Dark red

Blue