Functions of Blood

Which of the following is a function of blood related to the transportation of substances?

• Regulation of temperature

• Protection against infection

• Transportation of oxygen, nutrients, and waste

• Production of hormones

Blood helps regulate which of the following?

• Temperature

• Acid-base balance

• Fluid-electrolyte balance

• All of the above

Tags

NGSS.HS-LS1-3

Blood provides protection against ______ and bleeding.

• infection

• digestion

• respiration

• excretion

What is the pH range of whole blood?

• 6.8-7.0

• 7.35-7.45

• 7.8-8.0

• 6.0-6.5

Tags

NGSS.HS-LS1-3

Plasma makes up what percentage of whole blood?

• 45%

• 55%

• 65%

• 75%

What is the main function of red blood cells (RBCs)?

• Provide immunity

• Carry oxygen & carbon dioxide

• Help clot blood

• Regulate body temperature

Tags

NGSS.HS-LS2-5

White blood cells (WBCs) provide _______.

• immunity

• digestion

• respiration

• excretion

Tags

NGSS.HS-LS1-3

Platelets are cell fragments that help _______.

• clot blood

• carry oxygen

• fight infections

• produce hormones

Which protein is most abundant in plasma?

• Globulins

• Albumins

• Fibrinogen

• Prothrombin

What percentage of plasma is water?

• 7%

• 38%

• 91%

• 55%