The life of platelets present in the blood is about

  • 7-8 months
  • 7-8 days
  • 7-8 years
  • 7-8 minutes

The number of times the average human heart beats in one minute is

  • 40 times
  • 80 times
  • 70 times
  • 50 times

The internal hollow cavity in which the blood flows is called

  • lumen
  • cristae
  • albumin
  • none of above

The blood cancer or leukemia can be cured by

  • lungs transplant
  • bone marrow transplant
  • liver transplant
  • kidney transplant

The function of basophils is

  • prevention of blood thickening
  • supply of nitrogen to cells
  • supply of oxygen to cells
  • prevention of blood clotting

The one cardiac cycle is classified as one

  • heartbeat
  • pericardial circuit
  • aortic circuit
  • pulmonary circuit

The protein which is known as blood clotting protein is

  • fibrinogen
  • hydrogen
  • nitrogen
  • albumin

The trunk which carries the blood to lungs is called

  • aortic trunk
  • pericardium trunk
  • pericardial trunk
  • pulmonary trunk

The International thalassemia Day is celebrated on

  • December 8th
  • August 8th
  • June 8th
  • May 8th

The types of blood disorders include

  • leukemia
  • bleeding disorders
  • thalassemia
  • all of above

The flaps in the veins that prevent backflow of blood are called

  • albumin
  • capillaries
  • valves
  • arteries

The albumin present in the plasma of blood is responsible for maintenance of

  • glucose level in blood
  • water level in blood
  • sucrose level in blood
  • iron level in blood

The walls of capillaries are composed of a layer of cells called

  • fibrinogen
  • albumin
  • exothelial
  • endothelium

The factors that affect the rate of transpiration includes

  • air movement and humidity
  • temperature
  • leaf surface area
  • all of above

The percentage of blood which constitutes cell-like bodies or cells is

  • 0.1
  • 0.15
  • 0.5
  • 0.45

The fluid present between heart walls and pericardium is called

  • monocardium fluid
  • bicardial fluid
  • pericardial fluid
  • pericardial fluid

The number of white blood cells present in one cubic millimeter is

  • 30, 000 to 50, 000
  • 7000 to 8000
  • 2000 to 4000
  • 5, 000 to 10, 000

Severe atherosclerosis leads to

  • arteriosclerosis
  • hepatic disorders
  • vena cava disorders
  • none of above

In plasma, the bicarbonate salt and table salt are present in

  • trace amounts
  • considerable amount
  • large amounts
  • none of above

Considering the layers of arteries, the innermost layer of the artery is composed of

  • exothelial cells
  • endothelial cells
  • elastic cells
  • cardiac cells

The heart in the human body is situated in the

  • middle of chest cavity
  • below the buccal cavity
  • below the chest cavity
  • middle of buccal cavity

The time for ventricular systole in one heartbeat is

  • 0.3 seconds
  • 0.9 seconds
  • 0.8 seconds
  • 0.6 seconds

The blood pressure which is higher than normal is classified as

  • diabetes
  • hypertension
  • hypotension
  • arteriosclerosis

The number of layers that together compose the veins are

  • two
  • three
  • four
  • five

The valve which prevents the blood backflow to left ventricle from aorta is classified as

  • pulmonary tricuspid valve
  • aortic bicuspid valve
  • pulmonary semi lunar valve
  • aortic semi lunar valve

The term used for hardening of arteries is known as

  • hepatic disorders
  • vena cava disorders
  • arteriosclerosis
  • atherosclerosis

The function of platelets is

  • clotting of blood
  • prevention of clotting of blood
  • absorption of oxygen
  • absorption of water

The average life of RBCs is

  • 250 days
  • 220 days
  • 120 days
  • 180 days

The left atrium pumps and contracts the blood to

  • left atrium
  • right atrium
  • right ventricle
  • left ventricle

The kind of granulocytes which destroys the small particles through phagocytosis are

  • eosinophils
  • neutrophils
  • basophils
  • chlorophylls
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