The Roles of the Blood

Blood brings ... and ... to all parts of the body so they can keep working.

• oxygen; carbon dioxide

• oxygen; nutrients

• carbon dioxide; waste

• carbon dioxide; nutrients

Blood carries ... and ... to the lungs, kidneys, and digestive system to be removed from the body.

• oxygen; carbon dioxide

• oxygen; nutrients

• carbon dioxide; waste materials

• carbon dioxide; nutrients

Blood serves to prevent diseases caused by microorganisms by fighting them. This states blood plays a role as ....

• lymph system

• respiratory system

• digestive system

• immune system

Blood is made up of ....

• blood cells and plasma

• blood cells and blood vessels

• plasma and heart

• plasma and blood vessels

Plasma is ...

• a yellowish solid that has nutrients, proteins, hormones, and waste products.

• a yellowish fluid that has nutrients, proteins, hormones, and waste products.

• a clear liquid that makes up most of the blood.

• a clear solid that makes up most of the blood.

The right characteristics of Red Blood Cells are ....

• contains of hemoglobin, the lifetime up to 4 months, have nucleus

• biconcave shape, not elastic, have large surface are

• have no nucleus, contains of hemoglobin, biconcave shape

• elastic, concave shape, the lifetime up to 3 months

Red Blood Cells contain hemoglobin. What's hemoglobin?

• a red pigment that makes red color in the cells and have function to carry nutrients from the lungs.

• a red pigment that makes red color in the cells and have function to carry the other waste materials to the lungs.

• a red pigment that makes red color in the cells and have function to carry carbon dioxide to the lungs.

• a red pigment that makes red color in the cells and have function to carry oxygen from the lungs.

Tags

NGSS.MS-LS1-2

Each day, the body makes new Red Blood Cells to replace those that die or are lost from the body. Red Blood Cells are made in the bone marrow.

• True

• False

... are a key part of the immune system.

• Plasma

• Platelets

• Red Blood Cells

• White Blood Cells

Blood contains far fewer White Blood Cells than Red Blood Cells.

• True

• False