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| Top 50 Questions about Everyday Science with Answers |
Ans. Left Atrium.
Q.No.02: Which are the largest veins in the body?
Ans. Superior and inferior vena cava.
Q.No.03 Which is the largest artery in the body?
Ans. Aorta.
Q.No.04 Which parts act like doors that control blood flow in the heart?
Ans. Valves.
Q.No.05 Which heart valve is located between the left atrium and the left ventricle?
Ans. Mitral valve/bicuspid valve.
Q.No.06 Which heart valve is located between the right atrium and right ventricle?
And. Tricuspid valve.
Q.No.07 Where is the pulmonary valve located?
Ans. Between the right ventricle and the pulmonary
artery.
Q.No.08 Where is the aortic valve located?
Ans. Between the left ventricle and the aorta.
Q.No.09 When the left ventricle in the human heart contracts, the blood move to the _________?
Ans. Aorta.
Q.No.10 oxygen-rich blood flows from the lungs back into _________?
Ans. Left atrium.
Q.No.11 Which chamber of the human heart pumps fully oxygenated blood to the aorta and the body?
Ans. Left ventricle.
Q.No.12 To which chamber of the heart is the aorta connected?
Ans. Left ventricle.
Q.No.13 Which organ is called the blood bank?
Ans. Spleen.
Q.No.14: Clotting of the blood vessels is called?
Ans. Thrombosis.
Q.No.15 A decrease in the rate of beating of the heart is called___________?
Ans. Bradycardia.
Q.No.16 An increase in the heart rate is termed as: __________?
Ans. Tachycardia.
Q.No.17 What is used for hearing the sound of the heart and lungs?
Ans. Stethoscope.
Q.No.18 Stethoscope was invented by__________?
Ans. Rene Laennec.
Q.No.19 Artherosclerosis is a major condition leading to __________?
Ans. Heart Attack, stroke, or even death.
Q.No.20 What is the commonest site of thrombosis?
Ans. Muscular calf vein.
Q.No.21 The movement of blood through the heart and body is called?
Ans. Circulation.
Q.No.22 Which heart valves are NOT actively closed by the contraction of the muscular structure?
Ans. Semilunar valves.
Q.No.23 The atria are the “Upstairs” Chamber of the heart, and the _________parts are the “Down Stairs” Chambers?
Ans. Ventricles.
Q.No.24 What Wall separates the left side and right side of the heart?
Ans. Septum.
Q.No.25 What organs remove waste from blood?
Ans. Kidneys.
Q.No.26 Who first discovered blood circulation?
Ans. William Harvey.
Q.No.27 Normal blood pressure of a healthy person?
Ans. 120/80
Q.No.28 How much Hemoglobin is in 100ML of blood?
Ans. 12 to 16 grams.
Q.No.29 Average blood volume of an adult human?
Ans. About 5 to 6 liters.
Q.No.30 What percentage of the Human body is blood?
Ans. 7 to 8% of body weight.
Q.No.31 What is the PH of human Blood?
Ans. About 7.35 to 7.45.
Q.No.32 What is the percentage of plasma in blood?
Ans. 55 %.
Q.No.33 What is the percentage of solid material in human blood composition?
Ans. 45%.
Q.No.34 Most of the volume of normal human blood is composed of?
Ans. Plasma.
Q.No.35 The Matrix blood is known as?
Ans. Plasma.
Q.No.36 Percentage of water in plasma?
Ans. 92%.
Q.No.37 What are the three major plasma proteins?
Ans. Albumin, Fibrinogen, Globulin.
Q.No.38 The percentage of formed elements in the blood is?
Ans. 45%.
Q.No.39 What is the composition of formed elements in the blood?
Ans. RBC, WBC, and Platelets.
Q.No.40 The Ratio of WBC and RBC?
Ans. 1: 600.
Q.No.41 Which plasma protein is responsible for blood Coagulation?
Ans. Fibrinogen.
Q.No.42 Erythrocype is another name for?
Ans. Red Blood Cell.
Q.No.43 The lifespan of RBC?
Ans. 110-120 Days.
Q.No.44 Red Blood Cell are made in?
Ans. Bone Marrow.
Q.No.45 ________ is not found in RBC?
Ans. Nucleolus.
Q.No.46 White blood cells are also called?
Ans. Leucocytes.
Q.No.47 The average lifespan of WBC?
Ans. 30 to 20 Days.
Q.No.48 WBC are produced in?
Ans. Bone Marrow, Spleen, and lymph nodes.
Q.No.49 What is the function of White blood Cells?
Ans. Defend against infection. Provides Immunity.
Q.No.50 Nucleus is found in?
Ans. WBC.
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