Match the following columns and select the correct option:

Column-I Column-I
1.  Eosinophils    (i) Immune response 
2.  Basophils (ii) Phagocytosis
3.  Neutrophils  (iii) Release histaminase, 
destructive enzymes 
4.  Lymphocytes  (iv) Release granules containing histamine 

1. (iv)    (i)   (ii)     (iii) 

2. (i)     (ii)   (iv)    (iii)

3. (ii)    (i)    (iii)    (iv) 

4. (iii)   (iv)   (ii)    (i)  

Subtopic:  Blood: General Description & RBC: Part 2 | Blood: White Blood Cells | Blood: General Description & RBC |
 81%
From NCERT
NEET - 2020
To view explanation, please take trial in the course.
NEET 2023 - Target Batch - Aryan Raj Singh
Hints
To view explanation, please take trial in the course.
NEET 2023 - Target Batch - Aryan Raj Singh

The QRS complex in a standard ECG represents:

1.  Depolarisation of auricles

2.  Depolarisation of ventricles

3. Repolarisation  of ventricles

4.  Repolarisation of auricles 

Subtopic:  ECG & Coronary Artery Disease |
 89%
From NCERT
NEET - 2020
To view explanation, please take trial in the course.
NEET 2023 - Target Batch - Aryan Raj Singh
Hints
To view explanation, please take trial in the course.
NEET 2023 - Target Batch - Aryan Raj Singh

Which of the following is associated with a decrease in cardiac output?

1. Sympathetic nerves

2. Parasympathetic neural signals

3. Pneumotaxic center

4. Adrenal medullary hormones

Subtopic:  Regulation of Cardiac Activity |
 81%
From NCERT
NEET - 2020
To view explanation, please take trial in the course.
NEET 2023 - Target Batch - Aryan Raj Singh
Hints
To view explanation, please take trial in the course.
NEET 2023 - Target Batch - Aryan Raj Singh

Which of the following conditions causes erythroblastosis fetalis?

1. Mother Rh+ve and fetus Rh-ve

2. Mother Rh-ve and fetus Rh+ve

3. Both mother and fetus Rh-ve

4. Both mother and fetus Rh+ve

Subtopic:  Blood: Blood Group |
 87%
From NCERT
NEET - 2020
To view explanation, please take trial in the course.
NEET 2023 - Target Batch - Aryan Raj Singh
Hints
To view explanation, please take trial in the course.
NEET 2023 - Target Batch - Aryan Raj Singh

The haemoglobin content per 100 ml of blood of a normal healthy human adult is:

1. 25-30 g

2. 17-20g

3. 12-16 g

4. 5-11

Subtopic:  Blood: General Description & RBC |
 88%
From NCERT
AIPMT - 2010
To view explanation, please take trial in the course.
NEET 2023 - Target Batch - Aryan Raj Singh
Hints
To view explanation, please take trial in the course.
NEET 2023 - Target Batch - Aryan Raj Singh

Given below is the ECG of a normal human. Which one of its components is correctly interpreted below?

1. Peak P-Initiation of left atrial contraction only
2. Complex QRS-One complete pulse
3. Peak T-Initiation of total cardiac contraction
4. Peak P and Peak R together-systolic and diastolic blood pressures
Subtopic:  ECG & Coronary Artery Disease |
 71%
From NCERT
AIPMT - 2011
To view explanation, please take trial in the course.
NEET 2023 - Target Batch - Aryan Raj Singh
Hints
To view explanation, please take trial in the course.
NEET 2023 - Target Batch - Aryan Raj Singh

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

1. Maintains blood sugar level

2. Acts as an oxygen carrier in the blood

3. Forms antibodies and offers resistance to diseases

4. Functions as a catalyst for biological reactions 

Subtopic:  Blood: General Description & RBC |
 86%
From NCERT
AIPMT - 2004
To view explanation, please take trial in the course.
NEET 2023 - Target Batch - Aryan Raj Singh
Hints
To view explanation, please take trial in the course.
NEET 2023 - Target Batch - Aryan Raj Singh

Erythroblastosis fetalis is caused when:

1. Rh female & Rh+ male

2. Rh+ female & Rh male

3. Rh+ female & Rh+ male

4. Rh female & Rh male

Subtopic:  Blood: Blood Group |
 93%
From NCERT
AIPMT - 2000
To view explanation, please take trial in the course.
NEET 2023 - Target Batch - Aryan Raj Singh
Hints
To view explanation, please take trial in the course.
NEET 2023 - Target Batch - Aryan Raj Singh

Persons with 'AB' blood group are called as "Universal recipients". This is due to:

1. Presence of antibodies, anti-A and anti-B, on RBCs.

2. Absence of antibodies, anti-A and anti-B, in plasma.

3. Absence of antigens A and B on the surface of RBCs.

4. Absence of antigens A and B in plasma.

Subtopic:  Blood: Blood Group (A,B,O) |
 73%
From NCERT
NEET - 2021
To view explanation, please take trial in the course.
NEET 2023 - Target Batch - Aryan Raj Singh
Hints
To view explanation, please take trial in the course.
NEET 2023 - Target Batch - Aryan Raj Singh

Match the Column I and Column II:

Column I Column II
(a) P-waves (i) Depolarisation of ventricles
(b) QRS complex (ii) Repolarisation of ventricles
(c) T-wave (iii) Coronary ischemia
(d) Reduction in the size of T-wave (iv) Depolarisation of atria
(v) Repolarisation of atria
Select the correct option:
Options: (a) (b) (c) (d)
1. (ii) (iii) (v) (iv)
2. (iv) (i) (ii) (iii)
3. (iv) (i) (ii) (v)
4. (ii) (i) (v) (iii)
Subtopic:  ECG & Coronary Artery Disease |
 75%
From NCERT
NEET - 2019
To view explanation, please take trial in the course.
NEET 2023 - Target Batch - Aryan Raj Singh
Hints
To view explanation, please take trial in the course.
NEET 2023 - Target Batch - Aryan Raj Singh