Questions
Blockage of ________________leads to a heart attack.
- carotid artery
- aorta
- pulmonary vein
- coronary arteries
- pulmonary artery
The repolarization phase of cardiac cycle is ___________.
- the P wave
- the QRS complex
- the T wave
- the PR interval
- the S-T segment
Which function is performed by the renal portal system in frog?
- Elimination of fats by kidneys
- Elimination of nitrogenous wastes
- Sieving blood from kidneys
- Retaining proteins and solutes from kidneys
- Supplying blood to kidneys from hind limbs
Which of the following refers to the condition called polycythemia?
- Decrease of WBCs
- Decrease in platelets
- Increase in eosiniophils
- Increase in RBCs
- Increase in WBCs
Which function is associated with labile factor?
- Blood clotting
- Blood group
- Blood immunity
- Blood circulation
- Blood loss
If a man of blood group A marries a woman of blood group AB, their children can be of blood group(s)
- A, B or AB
- O or AB
- A or AB
- A or B
- AB only
What is the function of the hormone 'erythropoietin'?
- Delays maturation of RBCs
- Accelerates the production of RBCs and hemoglobin
- Reduces the affinity of hemoglobin towards oxygen
- Delays the production of heme protein
- Stops the development of RBCs
If pH of human blood plasma changes from 7.4 to 7.0, which of the following occurs?
- Acidosis
- Alkalosis
- Leukemia
- Anemia
- Clotting
Which anticoagulant is most commonly used to store blood in blood banks?
- Sodium citrate
- Sodium fluoride
- EDTA
- Acid citrate dextrose
- Heparin
The blood cells that help in the transportation of fats are ____________.
- erythrocytes
- neutrophils
- monocytes
- fibrinogen
- lymphocytes
What is the decrease in heart beat called?
- Brdaycardia
- Tachycardia
- Leucopenia
- Cardiac arrest
- Myocardial infarction
Which of the following anticoagulants is used in blood cell counting?
- Fluoride ions
- Formaldehyde
- EDTA
- Benzene
- Hydrochloric acid
If blood group of parents are AB and O, the possible blood groups of their children are
- O
- AB and O
- O and B
- AB
- A or B
Blood dust present in the blood plasma is known as?
- Blood platelets
- Chylomicrons
- Haemoconia
- Chyluria
- Chyme
While passing from the right side of the body to the left, blood crosses
- liver
- lungs
- kidneys
- brain
- hind limbs
Hardening of the arteries due to deposition of cholesterol is called ______________.
- thrombosis
- rhinitis
- atherosclerosis.
- stenosis
- multiple sclerosis
Which component of blood is found in antiserum?
- Antigens
- RBCs
- WBCs
- Antibodies
- Platelets
In which of the following does Erythroblastosis fetalis occur?
- The mother is Rh negative, and the child is Rh positive.
- The mother is Rh positive, and the child is Rh negative.
- The father is is Rh negative, and the child is Rh positive.
- The father is Rh positive, and the child is Rh negative.
- Mother and father are both Rh positive, but the child is Rh negative.
Christmas disease is another name for _________.
- haemophilia B
- hepatitis B
- the Down's syndrome
- sleeping sickness
- None of these
Spiral valve is present in ___________.
- right auricle
- sinus venosus
- conus arteriosus
- right ventricle
- left ventricle