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Circulatory System

Open vascular system is found in

  1. Man
  2. Fish
  3. Prawn
  4. Snakes

In Human heart Which of the following is different from others in the absence of muscular coat?

  1. Arteries
  2. Veins
  3. Capillaries
  4. Arterioles

How many chambers does the Heart of Crocodile has?

  1. Single chambered
  2. Two chambered
  3. Three chambered
  4. Four chambered

In Humans which organ receives only oxygenated blood?

  1. Lung
  2. Liver
  3. Spleen
  4. Gill

In Humans Pulse beat is measured from

  1. artery
  2. Vein
  3. Capillary
  4. Nerve

In Humans Blood flows through sinuses in which of the following way?

  1. Open circulation
  2. Portal circulation
  3. Closed circulation
  4. Systemic circulation

In Humans Blood vessels taking from the lungs to the heart are

  1. Pulmonary artery
  2. Aorta
  3. Portal veins
  4. Pulmonary veins

In Human Oedema is caused by

  1. Increased in capillary pressure
  2. Increased permeability of the capillary walls
  3. Decreased rate of return of lymph
  4. None of these

In Human heart The pace maker of the heart

  1. Bundle of His
  2. A V node
  3. S A node
  4. Purkinje fibres

Incomplete divided ventricle can be seen in the heart of

In Human heart Deoxygenated blood is carried in

  1. Pulmonary artery
  2. Pulmonary vein
  3. Carotid artery
  4. Aorta

In Human Blood pressure is measured by

  1. electrocardiogram
  2. stethoscope
  3. Clinical thermometer
  4. Sphygmomanometer

In Human The membraneous covering of the heart is called what?

  1. meninges
  2. pericardium
  3. pleura
  4. peritoneum

Which of the following animal possess canal system

  1. Sponges
  2. Annelids
  3. Mollusc
  4. Echinoderms

In Human heart Pulmonary artery originates from which part of the heart?

  1. Right ventricle
  2. Right auricle
  3. Left auricle
  4. Left ventricle

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