AIPMT-PRELIMS Zoology Body Fluids and Circulation Class 11 Questions

A certain road accident patient with unknown blood group needs immediate blood transfusion. His one doctor friend at once offers his blood. What was the blood group of the donor?

Compared to those of humans, the erythrocytes in frog are

A person of blood group AB, suffering from blood loss, needs immediate blood transfusion. His friend with a valid certificate of his own blood type offers to donate. What would have been the type of blood group of the donor friend?

Arteries are best defined as the vessels which

'Bundle of His' is a part of which one of the following organs in humans?

Which one of the following plasma proteins is involved in the coagulation of blood?

Which one of the following statements is correct regarding blood pressure?

What is true about RBCs in humans?

Which two of the following changes (a–d) usually tend to occur in the plain dwellers when they move to high altitudes (3,500 m or more)?

Compared to blood our lymph has:

There is no DNA in:

Globulins contained in human blood plasma are primarily involved in:

Which type of white blood cells are concerned with the release of histamine and the natural anti-coagulant heparin?

The most active phagocytic white blood cells are:

In humans, blood passes from the post caval to the diastolic right atrium of heart due to:

Consider the following statements about biomedical technologies, (i) During open heart surgery blood is circulated in the heart-lung machine (ii) Blockage in coronary arteries is removed by angiography (iii) Computerised Axial Tomography (CAT) shows detailed internal structure as seen in a section of body. (iv) X⁻ray provides clear and detailed images of organs like prostate glands and lungs Which two of the above statements are correct?

If you suspect major deficiency of antibodies in a person to which of the following would you look for confirmatory evidence?

Which one of the following mammalian cells is not capable of metabolising glucose to carbon-dioxide aerobically?

Which of the following is an example of negative feedback loop in humans?

Mast cells secrete :

Which one of the following has an open circulatory system?

Which of the following substances, if introduced in the bloodstream, would cause coagulation, at the site of its introduction?

The correct statement in respect of protein haemoglobin is that it :-

You are required to draw blood from a patient and to keep it in a test tube for analysis of blood corpuscles and plasma. You are also provided with the following four types of test tubes. Which of them will you not use for the purpose?

The cardiac pacemaker in a patient fails to function normally. The doctors find that an artificial pacemaker is to be grafted in him. It is likely that it will be grafted at the site of -

In the ABO system of blood groups if both antigens are present but no antibody, the blood group of the individual would be :-

Bundle of His is a network of:

Systemic heart refers to :-

Impulse of heart beat originates from :-

Which of the following statement is true for Lymph :-

What is correct for Blood group 'O' :-

In which point pulmonary artery is different from pulmonary vein :

Reason, why hair loss is more in old age :

Erythroblastosis foetalis is caused when :

Which statement is true for WBC :