We have provided 50 MCQs on Lymphatic system Unit-3, 1st semester, Human Anatomy and physiology, B. Pharm.
We have covered following topics.
Body fluids, composition and functions of blood, hemopoeisis, formation of hemoglobin, anemia, mechanisms of coagulation, blood grouping, Rh factors,transfusion, its significance and disorders of blood, Reticulo endothelial system.
Table of Contents
MCQ on Body Fluids and Blood
Which component of blood is responsible for oxygen transport throughout the body?
- A) Platelets
- B) Plasma
- C) Red blood cells (RBCs)
- D) White blood cells (WBCs)
Correct Answer: C) Red blood cells (RBCs)
What is the main function of white blood cells in the blood?
- A) Transporting oxygen
- B) Fighting infection and foreign invaders
- C) Clotting blood
- D) Carrying nutrients
Correct Answer: B) Fighting infection and foreign invaders
Hemopoiesis refers to the process of:
- A) Blood clotting
- B) Blood cell formation
- C) Blood cell destruction
- D) Blood plasma production
Correct Answer: B) Blood cell formation
Which iron-containing protein in red blood cells is responsible for binding and transporting oxygen?
- A) Hemoglobin
- B) Myoglobin
- C) Hematocrit
- D) Albumin
Correct Answer: A) Hemoglobin
Anemia is a condition characterized by:
- A) High red blood cell count
- B) Low white blood cell count
- C) Low hemoglobin levels or insufficient healthy red blood cells
- D) Overproduction of platelets
Correct Answer: C) Low hemoglobin levels or insufficient healthy red blood cells
What is the primary function of platelets in the blood?
- A) Carrying oxygen
- B) Initiating blood clotting
- C) Fighting infection
- D) Transporting nutrients
Correct Answer: B) Initiating blood clotting
Which of the following is NOT a mechanism of blood coagulation?
- A) Vasoconstriction
- B) Platelet aggregation
- C) Fibrinolysis
- D) Thrombopoiesis
Correct Answer: D) Thrombopoiesis
The ABO blood grouping system is based on the presence or absence of specific:
- A) Hemoglobin variants
- B) Antibodies in the plasma
- C) Platelet markers
- D) White blood cell counts
Correct Answer: B) Antibodies in the plasma
The Rh factor in blood refers to the presence or absence of:
- A) Hemoglobin
- B) Platelets
- C) A specific antigen on red blood cells
- D) Fibrinogen
Correct Answer: C) A specific antigen on red blood cells
Blood transfusions are typically performed to:
- A) Increase the risk of clot formation
- B) Replace lost blood volume
- C) Reduce oxygen-carrying capacity
- D) Decrease white blood cell count
Correct Answer: B) Replace lost blood volume
Which blood type is considered the universal recipient in ABO blood grouping?
- A) Type A
- B) Type B
- C) Type AB
- D) Type O
Correct Answer: C) Type AB
The reticuloendothelial system plays a crucial role in:
- A) Blood clotting
- B) Digestion
- C) Immune response and filtration of the blood
- D) Oxygen transport
Correct Answer: C) Immune response and filtration of the blood
Which of the following is a disorder characterized by a deficiency of clotting factors, resulting in prolonged bleeding after injury?
- A) Hemophilia
- B) Leukemia
- C) Thrombocytosis
- D) Polycythemia
Correct Answer: A) Hemophilia
What is the term for the process of breaking down and recycling old red blood cells in the body?
- A) Hemostasis
- B) Phagocytosis
- C) Erythropoiesis
- D) Hemoglobinopathy
Correct Answer: B) Phagocytosis
Which of the following is a condition characterized by an abnormal increase in the number of red blood cells, resulting in thickened blood and potential clot formation?
- A) Anemia
- B) Leukocytosis
- C) Thrombocytopenia
- D) Polycythemia
Correct Answer: D) Polycythemia
What is the primary function of plasma in blood?
- A) Transporting oxygen
- B) Fighting infection
- C) Carrying nutrients and waste products
- D) Initiating clotting
Correct Answer: C) Carrying nutrients and waste products
Which of the following is NOT a function of blood?
- A) Regulating body temperature
- B) Transporting hormones
- C) Producing digestive enzymes
- D) Maintaining pH balance
Correct Answer: C) Producing digestive enzymes
In which organ does hemopoiesis primarily occur in adults?
- A) Liver
- B) Kidneys
- C) Spleen
- D) Bone marrow
Correct Answer: D) Bone marrow
Which of the following conditions is characterized by a deficiency of red blood cells or hemoglobin, leading to fatigue and pallor?
- A) Hemophilia
- B) Leukemia
- C) Anemia
- D) Thrombocytosis
Correct Answer: C) Anemia
The process of blood clotting is also known as:
- A) Hematopoiesis
- B) Hemostasis
- C) Hemoglobin production
- D) Hemolysis
Correct Answer: B) Hemostasis
Which component of blood is responsible for carrying carbon dioxide away from tissues to the lungs for removal?
- A) Platelets
- B) Plasma
- C) Red blood cells (RBCs)
- D) White blood cells (WBCs)
Correct Answer: C) Red blood cells (RBCs)
Which of the following is a function of platelets in blood?
- A) Oxygen transport
- B) Immune response
- C) Blood clotting
- D) Nutrient transport
Correct Answer: C) Blood clotting
What is the role of fibrin in the blood clotting process?
- A) Initiating vasoconstriction
- B) Forming a sticky plug at the site of injury
- C) Dissolving clots once they are formed
- D) Strengthening and stabilizing the clot
Correct Answer: D) Strengthening and stabilizing the clot
Which of the following blood types can be safely transfused into a person with blood type O?
- A) Type A
- B) Type B
- C) Type AB
- D) Type O
Correct Answer: D) Type O
The presence of which antigen on red blood cells determines the Rh factor in blood typing?
- A) A
- B) B
- C) D
- D) AB
Correct Answer: C) D
Which blood component plays a key role in the immune response by producing antibodies?
- A) Red blood cells (RBCs)
- B) White blood cells (WBCs)
- C) Platelets
- D) Plasma
Correct Answer: B) White blood cells (WBCs)
What is the primary role of the spleen in the circulatory system?
- A) Blood clotting
- B) Blood filtration and removal of damaged blood cells
- C) Blood pressure regulation
- D) Red blood cell production
Correct Answer: B) Blood filtration and removal of damaged blood cells
Which disorder of blood is characterized by uncontrolled production of white blood cells, leading to weakened immune function?
- A) Hemophilia
- B) Leukemia
- C) Anemia
- D) Thrombocytopenia
Correct Answer: B) Leukemia
The process of breaking down bilirubin from old red blood cells and excreting it in bile is primarily performed by which organ?
- A) Liver
- B) Kidneys
- C) Spleen
- D) Bone marrow
Correct Answer: A) Liver
What is the term for the formation of blood cells, including red blood cells, white blood cells, and platelets?
- A) Hemostasis
- B) Hemolysis
- C) Hematopoiesis
- D) Hemoglobin production
Correct Answer: C) Hematopoiesis
Which of the following blood disorders is characterized by an abnormal increase in the number of white blood cells, often leading to impaired immune function?
- A) Hemophilia
- B) Leukemia
- C) Anemia
- D) Thrombocytosis
Correct Answer: B) Leukemia
Which component of blood is responsible for maintaining blood pressure and regulating electrolyte balance?
- A) Red blood cells (RBCs)
- B) Platelets
- C) Plasma
- D) White blood cells (WBCs)
Correct Answer: C) Plasma
What is the term for the process of breaking down a blood clot once it is no longer needed?
- A) Hematopoiesis
- B) Hemolysis
- C) Hemostasis
- D) Fibrinolysis
Correct Answer: D) Fibrinolysis
Which of the following blood components is involved in the formation of antibodies to defend against infections?
- A) Red blood cells (RBCs)
- B) Platelets
- C) Plasma
- D) White blood cells (WBCs)
Correct Answer: D) White blood cells (WBCs)
In blood typing, which blood type can donate to all other blood types but can only receive from the same type?
- A) Type A
- B) Type B
- C) Type AB
- D) Type O
Correct Answer: D) Type O
The presence of which antibody in the plasma of a person with blood type A indicates the ability to receive blood from a donor with blood type A or O?
- A) Anti-A
- B) Anti-B
- C) Anti-AB
- D) Anti-O
Correct Answer: B) Anti-B
Which of the following blood disorders is characterized by a reduced number of platelets, leading to impaired blood clotting?
- A) Hemophilia
- B) Leukemia
- C) Anemia
- D) Thrombocytopenia
Correct Answer: D) Thrombocytopenia
The Reticuloendothelial system is involved in the filtration and removal of:
- A) Red blood cells
- B) White blood cells
- C) Platelets
- D) Damaged blood cells and foreign particles
Correct Answer: D) Damaged blood cells and foreign particles
Which blood component is primarily responsible for the transport of lipids (fats) in the bloodstream?
- A) Red blood cells (RBCs)
- B) Platelets
- C) Plasma
- D) White blood cells (WBCs)
Correct Answer: C) Plasma
Which of the following is a function of the liver in the context of blood?
- A) Red blood cell production
- B) Platelet aggregation
- C) Production of antibodies
- D) Breakdown of bilirubin from old red blood cells
Correct Answer: D) Breakdown of bilirubin from old red blood cells
Which of the following conditions is characterized by an abnormal increase in the number of red blood cells, leading to a higher-than-normal blood viscosity?
- A) Hemophilia
- B) Leukocytosis
- C) Anemia
- D) Polycythemia
Correct Answer: D) Polycythemia
The process by which white blood cells engulf and digest foreign particles, such as bacteria and debris, is known as:
- A) Phagocytosis
- B) Hemolysis
- C) Hematopoiesis
- D) Hemostasis
Correct Answer: A) Phagocytosis
What is the primary function of platelets during the process of blood clotting?
- A) Formation of fibrin threads
- B) Formation of a blood clot plug
- C) Transporting oxygen
- D) Initiating vasoconstriction
Correct Answer: B) Formation of a blood clot plug
The condition characterized by inadequate blood supply to tissues due to a blockage or narrowing of blood vessels is known as:
- A) Hemophilia
- B) Thrombocytopenia
- C) Ischemia
- D) Leukemia
Correct Answer: C) Ischemia
Which blood component plays a crucial role in maintaining the acid-base balance (pH) of the body?
- A) Red blood cells (RBCs)
- B) Platelets
- C) Plasma
- D) White blood cells (WBCs)
Correct Answer: A) Red blood cells (RBCs)
Which of the following blood cells are primarily responsible for the formation of blood clots and preventing excessive bleeding?
- A) Red blood cells (RBCs)
- B) Platelets
- C) Plasma
- D) White blood cells (WBCs)
Correct Answer: B) Platelets
A person with blood type B has which antigen(s) on the surface of their red blood cells?
- A) Antigen A only
- B) Antigen B only
- C) Antigens A and B
- D) No antigens
Correct Answer: B) Antigen B only
What is the term for the process of oxygen and carbon dioxide exchange between the blood and body tissues?
- A) Hematopoiesis
- B) Hemolysis
- C) Hematocrit
- D) Respiration
Correct Answer: D) Respiration
Which of the following is a condition characterized by a deficiency in the production of clotting factors, leading to prolonged bleeding after injury?
- A) Hemophilia
- B) Leukocytosis
- C) Anemia
- D) Thrombocytosis
Correct Answer: A) Hemophilia
The Reticuloendothelial system primarily functions in:
- A) Oxygen transport
- B) Nutrient absorption
- C) Immune response and removal of old blood cells
- D) Hormone production
Correct Answer: C) Immune response and removal of old blood cells
More MCQs
Semester- 1
- Human Anatomy & Physiology