1
NEET 2021
MCQ (Single Correct Answer)
+4
-1
Persons with 'AB' blood group are called as "Universal recipients". This is due to :
A
Absence of antibodies, anti-A and anti-B, in plasma
B
Absence of antigens A and B on the surface of RBCs
C
Absence of antigens A and B in plasma
D
Presence of antibodies, anti-A and anti-B, on RBCs
2
NEET 2021
MCQ (Single Correct Answer)
+4
-1
Which enzyme is responsible for the conversion of inactive fibrinogens to fibrins?
A
Thrombokinase
B
Thrombin
C
Renin
D
Epinephrine
3
NEET 2020 Phase 1
MCQ (Single Correct Answer)
+4
-1
Match the following columns and select the correct option.
Column-I Column-II
(a) Eosinophils (i) Immune response
(b) Basophils (ii) Phagocytosis
(c) Neutrophils (iii) Release histaminase, destructive enzymes
(d) Lymphocytes (iv) Release granules containing histamine
A
(A) $$ \to $$ (iii), (B) $$ \to $$ (iv), (C) $$ \to $$ (ii), (D) $$ \to $$ (i)
B
(A) $$ \to $$ (iv), (B) $$ \to $$ (i), (C) $$ \to $$ (ii), (D) $$ \to $$ (iii)
C
(A) $$ \to $$ (i), (B) $$ \to $$ (ii), (C) $$ \to $$ (iii), (D) $$ \to $$ (iv)
D
(A) $$ \to $$ (ii), (B) $$ \to $$ (i), (C) $$ \to $$ (iii), (D) $$ \to $$ (iv)
4
NEET 2020 Phase 1
MCQ (Single Correct Answer)
+4
-1
The QRS complex in a standard ECG represents
A
Repolarisation of ventricles
B
Repolarisation of auricles
C
Depolarisation of auricles
D
Depolarisation of ventricles
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