.Haemoglobin is
1.An iron containing pigment
2.A cupper containing pigment
3.A magnesium containing pigment
4.A calcium containing pigment
.In blood clotting prothrombin is converted into thrombin by
1.Entero-kinase
2.Thromboplastin
3.Thrombokinase
4. Hexokinase
.In the total WBC count lymphocytes constitute about
1.10 - 30 %
2.20 - 30 %
3.30 - 40 %
4. 25 - 35 %
A blood clot in the streaming blood is formed by the process of
1.Hemolysis
2.Erythropoisis
3.Thrombosis
4.Ketosis
a clot in the circulating blood is called
1.Bolus
2.Embolus
3.Thrombus
4.Hilus
Agranular leucocyte are the lymphocytes and the
1.Basophils
2.Thrombocytes
3.Monocytes
4.Eosinophils
An increase in the number of WBC is called
1.Leukemia
2.Anaemia
3.Polycythemia
4.Leukopenia
Bicuspid valve is found between the
1.Right atrium and right ventricle
2.Left atrium and left ventricle
3.Right atrium and left atrium
4.Right ventricle and left ventricle
Blood cancer is known as
1.Polycythemia
2.Anaemia
3.Leukemia
4.Leukopenia
Blood fails to clot when the number of
1.Platelets increase
2.Platelets decrease
3.RBC increase
4.RBC decrease
Clot circulating in the blood vessel
1.Anti coagulant
2.Antimalarial
3.Antibiotic
4.Antiparasitic
Embolus is a
1.Clot in the blood vessel
2.Clot circulating in the blood vessel
3.Clot at the site of injury
4.Clot in the heart vessels
Haemoglobin is present in the
1.RBC
2.WBC
3.Platelets
4.Both 1 and 2
he second heart sound is caused by the
1.Closure of atrio-ventricular valves
2.Closure of semi-lunar valves
3.Opening of atrio-ventricular valves
4.Opening of semi-lunar valves
Heart is innervated by the
1. Vagus nerves
2.Sympathetic nerves
3.Parasympathetic nerves
4.Both 1 and 2
Heparin prevents the clotting process mainly by neutralizing the action of
1.Prothrombin
2.Thrombin
3.Fibrinogen
4.Fibrin
Hormones secreted by the endocrine glands are transported to the various parts of the body through
1. Lymph
2. Muscles
3.Blood
4.Nerves
How many pulmonary veins open into the left atrium
1.Only one
2.Two
3.Three
4.Four
In man atria remain separated from the ventricles by
1.Inter auricular septum
2.Inter ventricular septum
3.Auriculo-ventricular septum
4.Sino-auricular septum
In man blood pressure is measured by an instrument called
1.Stethoscope
2.Galvanometer
3.Sphygmomanometer
4.Hygrometer
In man heart attack is mainly caused by the clot in the
1.Pulmonary vein
2.Coronary vein
3.Coronary artery
4.Pulmonary artery
In man hypertension is indicated by the
1.120/180 mm Hg
2.140/100 mm Hg
3.100/80 mm Hg
4.110/90 mm Hg
In man the heart beat is said to be
1.Neurogenic
2.Myogenic
3.Pyrogenic
4.Immunogenic
In man the normal coagulation takes about 10
1.1 - 3 minutes
2.2 - 3 minutes
3.3 - 5 minutes
4.5 - 8 minutes
In the total WBC count eosinophils constitute about
1.0.2 - 2.0 %
2.20 - 3.0 %
3.0.5 - 3.0 %
4.0.5 - 5.0 %
ncrease blood pressure in man is called
1.Hypotension
2.Hypertension
3.Partial tension
4. Myocardial infaretion
Of the total quantity of the blood plasma constitutes about
1.40%
2.50%
3.55%
4.60%
On contraction the oxygenated blood from the left ventricle is pumped into
1.Pulmonary vein
2.Pulmonary artery
3.Aorta
4.Superior venacavae
One of the following is concerned with the process of immunity
1.RBC
2.WBC
3.Platelets
4.Thrombocytes
One of the following is not a granulocyte in the human blood
1.Basophils
2.Thrombocytes
3.Monocytes
4.Eosinophils
One of the following is not a non protein nitrogenous substance present in the plasma
1.Uric acid
2.Creatinine
3.Citrulline
4.Ammonia
One of the following is not the plasma protein 23.
1.Albumin
2.Globulin
3.Chitin
4.Fibrinogen
One of the following refers to the heart block
1.Defective production of inter-atrial impulse
2.Defective production of inter-ventricular impulse
3.Defective production of sinu-atrial impulse
4.Both 1 and 2
Oxygenated blood from the lungs is pumped into the left auricle through
1.Pulmonary veins
2.Pulmonary arteries
3.Pulmo-cutaneous artery
4.Carotid sinus
Pulmonary artery drains the de-oxygenated blood from
1.Right atrium
2.Right ventricle
3.Left atrium
4.Left ventricle
Semi lunar values are found between the
1.Right ventricle and pulmonary artery
2.Left ventricle and the aorta
3.Left atrium and pulmonary vein
4.Both 1 and 2
Sinu-artial node is situated in the
1.Upper region of right atrium
2.Lower region of left atrium
3.Upper region of right ventricle
4.Lower region of left atrium
The circular biconcave disc shaped cells in the blood are called 7.
1.RBC
2.WBC
3.Platelets
4.Thrombocytes
The first sound �lub� in the heart beat is caused by the closure of
1. Auriculo ventricular valve
2.Semi-lunar valve
3.Bicuspid valve
4.Tricuspid valve
The heart beat radiates all over the heart through the
1.Atrio ventricular node
2.Sinu-auricular node
3.Papillary muscles
4.Mitral valve
The important funct on of the lymphocytes is the production of
1.Antigens
2.Antibodies
3.Antitoxins
4.Immunogens
The increase in the number of RBC is called
1.Leukemia
2.Polycythemia
3.Leucopenia
4.Anaemia
The life span of WBC is about
1.a few days
2.2 - 3 weeks
3.4 - 5 weeks
4. 2 - 3 months
The liquid component of the blood is called
1.Lymph
2.Plasma
3.Vitreous fluid
4.Sinovial fluid
The lymphocyte in the human blood is a
1.Granulocyte
2.Agranulocyte
3.Thrombocyte
4.Immunocyte
The mature RBC do not contain the
1.Cytoplasm
2.Nucleus
3.Mitochondria
4.Plasma membrane
the normal blood pressure in man is 8.
1.120/70 mm Hg
2.130/80 mm Hg
3.110/90 mm Hg
4.120/80 mm Hg
The normal count of blood platelets is
1.25000/cu mm
2.50000 cu mm
3.100000 cu mm
4.2500000/cu mm
The normal count of RBC in man is about
1.4 � 5 million
2. 4.5 � 5 million
3.5 � 5.5 million
4.5 � 6 million
The normal count of WBC per cubic mm of blood is
1.5000 - 7000
2.6000 - 8000
3.7000 - 9000
4.8000 - 10000
The osmotic pressure of the blood is maintained by the
1.Plasma proteins
2.Non-protein nitrogenous substances
3.Plasma fats
4.Plasma enzymes
The plasma proteins constitute about 8.
1.5%
2.6%
3.7%
4.7.50%
The protein responsible for the coagulation of blood is
1.Globulin
2.Albumin
3.Fibrinogen
4.Myosin
The red-blood corpuscles are formed in the
1.Liver
2.Lungs
3.Bone marrow
4.Connective tissue
The right and the left halves of the heart are separated by
1.Aorta
2.Pulmonary artery
3.Septa
4.Pericardium
The term anaemia refers to the
1.Increase in the number of RBC
2.Decrease in the number of RBC
3.Increase in the number of WBC
4.Decrease in the number of WBC
The term systemic circulation refers to the
1.Circulation beginning left ventricle and ending in the right atrium
2.Circulation starting right ventricle and ending in the left atrium
3.Circulation that start in the left ventricle and end in the lungs
4.Circulation that begins in the right ventricle and ends in the lungs
This is essential for the formation of antibody 5.
1.Serum albumin
2.Serum globulin
3. Serum glutelin
4.Fibrinogen
What instrument is used to hear the heart beat in man
1.Electro cardiography
2.Echo cardiography
3.Stethoscope
4.Sphymomanometer
Which are not concerned with the blood clotting process
1.RBC
2.WBC
3.Plasma
4.Both 1 and 2
Which of the following ion is very essential for the blood clotting process
1.Potassium
2.Sodium
3.Calcium
4.Chloride
Which of the following is called pacemaker
1.Sinu-atrial node
2.Atrio-ventricular node
3.Bundle of His
4.Purkinje fibres
Which of the following is situated in the right atrium close to the opening of coronary sinus
1.S.A. node
2.A.V. node
3.Bundle of His
4.Purkinje fibres
Which of the following leucocyte is phagocytic in nature
1.Lymphocyte
2.Basophil
3.Monocyte
4.Neutrophil
Which one of the following enzymes is involved in blood clotting
1.Sucrose
2.Amylase
3.Lipase
4.Thrombokinase
Which one of the following is a leucocyte
1.Eosinophil
2.Erythrocyte
3.Megakaryocyte
4.Thromboplastin
Which one of the following is commonly called stroke
1.Cerebral thrombosis
2.Hepatic thrombosis
3.Renal thrombosis
4.Cardiac thrombosis
Which one of the following maintains constant body temperature
1.Hormones
2.Blood
3.Lymph
4.Brain
Which vitamin is required for the formation of prothrombin
1.E
2.K
3.D
4.A