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121. Components Of Blood And Their Functions
Test Description: ScienceStudyGames.com
Instructions: Answer all questions to get your test result.
1) An average person’s body weight is made up of ____________ blood.
A
3 percent
B
10 percent
C
7 percent
D
20 percent
2) Your body contains between four and six gallons of blood.
A
False
B
True
3) One of the most important jobs blood does is transport oxygen or carbon dioxide to each cell.
A
oxygen
B
carbon dioxide
4) Some of the jobs of your blood include transporting oxygen to the cells, removing carbon dioxide from cells, regulating temperature and fighting diseases.
A
True
B
False
5) If you go to a lab and they “spin out” your blood; about 45% will be red or white blood cells.
A
white
B
red
6) Red or White cells contain a protein called Hemoglobin.
A
White
B
Red
7) Red or White blood cells are made in the marrow of your bones.
A
White
B
Red
8) White blood cells, called Leukocytes, help the ___________________by fighting germs, bacteria and viruses.
A
heart
B
kidneys
C
pancreas
D
immune system
9) Plasma makes up to 55 percent of your blood volume.
A
True
B
False
10) Plasma is made up of ___________water.
A
10 percent
B
15 percent
C
50 percent
D
95 percent
11) Plasma also contains glucose, or ____________, electrolytes, hormones and proteins.
A
sugar
B
water
C
white blood cells
D
red blood cells
12) Platelets are tiny blood cells that help your body form clots to stop bleeding.
A
True
B
False
*select an answer for all questions
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