Spring Exam Blood Review

What percentage of blood volume is made up of plasma?

• 25%

• 45%

• 55%

• 75%

Which of the following is NOT a function of blood?

• Transporting oxygen

• Regulating body temperature

• Producing antibodies

• Clotting to prevent blood loss

Red blood cells contain nuclei.

• True

• False

Tags

NGSS.MS-LS1-2

Platelets play a crucial role in blood clotting.

• True

• False

The protein in red blood cells that carries oxygen is called _____________.

• hemoglobin

• myoglobin

• collagen

• keratin

If Rh antibodies are present in your blood, you are Rh _____________.

• positive

• negative

• neutral

• absent

Explain a difference between formed elements and plasma.

• Formed elements are cells and cell fragments, while plasma is the liquid portion of blood.

• Formed elements are the liquid portion of blood, while plasma is cells and cell fragments.

• Formed elements and plasma are both the liquid portion of blood.

• Formed elements and plasma are both cells and cell fragments.

Describe two functions of plasma proteins.

• Transport of substances and immune response

• Blood clotting and oxygen transport

• Hormone regulation and enzyme activity

• Nutrient absorption and waste elimination

Which blood component's primary function is transporting oxygen?

• Plasma

• Platelets

• White Blood Cells

• Red blood cells

Which blood component's primary function is to fight infection?

• Red Blood Cells

• Platelets

• Plasma

• White Blood Cells