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| Top 50 Questions about Everyday Science with Answers |
Q.No.01 The left border
of the heart is formed by?
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 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
valves 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
human heart pumps fully oxygenated blood to Aorta and body?
Ans. Left ventricle.
Q.No.12 To which chamber
of the heart, the aorta is 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 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 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
commonist 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 muscular structure?
Ans. Semilunar valves.
Q.No.23 The atria are the
“Upstairs” Chamber of the heart and _________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
removes waste from blood?
Ans. Kidneys.
Q.No.26 Who First
discovered blood circulation?
Ans. William Harvey.
Q.No.27 Normal blood
pressure of 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 adult human?
Ans. About 5 to 6 liters.
Q.No.30 What percentage
of the Human body in blood?
Ans. 7 to 8% of body weight.
Q.No.31 what is the PH of
human Blood?
Ans. About 7.35 two 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
in 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 of?
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 cell
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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