Science

• Plasma: transport nutrients hormones, enzyme and blood components to the different part of the body

  •55 percent of blood fluid

  •yellowish fluid
• Red blood cells:  

  •absorb oxygen

  •small biconcave disks shaped

  •bright red in color due to iron containing protein called hemoglobin

  •40-44 percent of the blood

  •develop in the bone marrow

  •circulates for above 100-120 days
• white blood cells:

  •less than 1 percent of the blood

  •fight for foreign materials or pathogens like virus and bacteria
• Platelets:

  •responsible for blood clotting

  •smaller than red and white blood cell
• Aorta: biggest artery
• Plumonary Artery: the only artery that transport blood towards the heart
• Renal Artery: found in the kidney
• Portal Artery: found in the liver
• Coronary Artery: found in the heart
• Inferior Vena Cava: transport the blood from the lower extremities of the body towards the heart
• Superior Vena Cava: transport blood from the upper extremities of the body towards the heart
• Pulmonary vein: The only vein that transport blood away from the heart
• which blood cell is responsible for the absorption of oxygen in the blood?
• where does the right ventricle send blood?
• a flap of tissue that prevents food from entering the trachea?
• which is the main organ for gas exchange in the respiratory system?
• why do the lungs expand when we breath in?
• which of the following determines the sex of an organis?
• it is referred to as the union of egg and sperm cells to form a new organism
• what are the complementary bases pairs for a DNA molecule?
• type of circulation

  pulmonary

  
• type of circulation

  coronary

  
• type of circulation

  systemic