Blood tranport

What is the primary protein responsible for transporting oxygen in the bloodstream?

• Hemoglobin

• Myoglobin

• Albumin

• Ferritin

Which component of the blood carries carbon dioxide back to the lungs for exhalation?

• Platelets

• White blood cells

• Red blood cells

• Plasma

In which part of the body does oxygen bind to hemoglobin?

• Lungs

• Heart

• Liver

• Brain

What role do red blood cells play in oxygen transport?

• They produce oxygen in the lungs.

• They carry oxygen in the bloodstream.

• They store oxygen in the muscles.

• They remove carbon dioxide from the body

What color does hemoglobin give to oxygen-rich blood?

• Blue

• Green

• Purple

• Red

What is the primary factor that determines where oxygen is delivered in the body?

• Blood pressure

• Oxygen saturation

• Carbon dioxide levels

• Tissue oxygen demand

What waste gas is released from cells and transported in the bloodstream to the lungs for exhalation?

• Oxygen

• Nitrogen

• Carbon dioxide

• Carbon monoxide

What is the typical shape of red blood cells?

• Round

• Disc-like shape

• Cube

• Irregular

On average, how many molecules of oxygen can one molecule of hemoglobin carry?

• 2

• 1

• 4

• 3

Where do humans get energy from?

• food

• water

• sunglight

• Air