Blood evidence review worksheet Name: _____________ Hand in on test day for 2 marks What makes up the 4 components of blood? Plasma, RBC, WBC, and Platelets Describe the properties of each of the 4 components of blood: • Plasma - makes up 55% of blood o Comprised mostly water, nutrients, minerals and gases • Red blood cells (RBC) o 45% of the blood o Carries oxygen and carbon dioxide o Contains no nucleus • White blood cells (WBC) o Destroys foreign substances called antigens o Contains nucleus and can be used for DNA analysis for Forensics! • Thrombocytes o involves in blood clotting What is the primary difference between red blood cells to other cells of the body? Red blood cells do not have a nucleus What is the difference between red blood cells of frogs, toads, and birds compared to red blood cells of a human being? RBC of frogs, toads and birds have a nucleus while none in humans Describe the shape of the red blood cell. Why is this shape of the red blood cell important in carrying blood? Biconcave – disk like structure- It allows to fit through small capillaries What is the primary protein found in red blood cells? Hemoglobin Blood typing: 1. Jason is rushed to the hospital after losing blood from a work related accident. Because he was wearing a medical bracelet, the hospital staff knows that he has AB- blood type. Answer the following questions. a. List the antigens founds on his blood cells? A & B antigen b. List the antibodies that we know can be found in his plasma. Anti Rh 2. Maria (B+) and Jacob (B-) are sister and brother. a. List the antigens found on Maria’s blood cells. B and Rh b. List the antigens found on Jacob’s blood cells. B antigen c. List the antibodies found inside Maria’s plasma. Anti-A d. List the antibodies found inside Jacob’s plasma. Anti-A and Anti-Rh e. Can Jacob receive Maria’s blood in the event of an emergency? Explain. No because Jacob has the Anti-Rh antibody that will react with Maria’s Rh antigen
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Blood review worksheet KEY - Sci Yeung . c o m · PDF fileBlood evidence review worksheet Name: ... , and birds compared to red blood cells of a human being? ... Blood review worksheet
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