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Blood Composition and Functions

Biology ⇒ Human Biology

Blood Composition and Functions starts at 7 and continues till grade 12. QuestionsToday has an evolving set of questions to continuously challenge students so that their knowledge grows in Blood Composition and Functions. How you perform is determined by your score and the time you take. When you play a quiz, your answers are evaluated in concept instead of actual words and definitions used.
See sample questions for grade 12
A blood sample contains 55% plasma and 45% formed elements. What does this indicate about the sample?
A patient has a low hematocrit value. What does this indicate about their blood?
A patient is found to have a deficiency in vitamin K. Predict the effect this would have on blood function.
Describe the difference between serum and plasma.
Describe the main function of hemoglobin in red blood cells.
A blood sample contains 55% plasma and 45% formed elements. What does this indicate about the sample?
A patient has a low hematocrit value. What does this indicate about their blood?
A patient is found to have a deficiency in vitamin K. Predict the effect this would have on blood function.
A person with blood type AB can receive blood from which of the following types? (1) Only AB (2) A and B (3) A, B, AB, and O (4) Only O
Blood makes up approximately what percentage of an average adult's body weight? (1) 2% (2) 5% (3) 8% (4) 15%
Which blood cell type is primarily responsible for immune responses? (1) Erythrocytes (2) Leukocytes (3) Platelets (4) Plasma cells
Which of the following blood components is primarily involved in blood clotting? (1) Erythrocytes (2) Platelets (3) Plasma (4) Lymphocytes
Fill in the blank: The enzyme that converts fibrinogen to fibrin during blood clotting is called __________.
Fill in the blank: The iron-containing pigment in red blood cells is called __________.
Fill in the blank: The process by which white blood cells engulf and digest pathogens is called __________.
Fill in the blank: The process of blood cell formation is called __________.
State whether the following statement is true or false: Plasma is the liquid portion of blood that contains dissolved substances.
True or False: All blood cells are produced in the bone marrow.
True or False: Blood plasma is yellowish in color due to the presence of bilirubin.
True or False: Lymphocytes are a type of white blood cell involved in the production of antibodies.