The intrinsic factor that helps in the absorption of vitamin B12 is secreted by:

1. Goblet cells

2. Hepatic cells

3. Oxyntic cells

4. Chief cells

Subtopic:  Gastric Secretions |
 81%
From NCERT
NEET - 2020
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The proteolytic enzyme rennin is found in:

1. Intestinal juice

2. Bile juice

3. Gastric juice

4. Pancreatic juice

Subtopic:   DIGESTION OF FOOD |
 76%
From NCERT
NEET - 2020
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The Total Lung Capacity (TLC) is the total volume of air accommodated in the lungs at the end of forced inspiration.

This includes:

1. RV; IC (Inspiratory Capacity); EC (Expiratory Capacity); and ERV
2. RV; ERV; IC and EC
3. RV; ERV; VC (Vital Capacity) and FRC (Functional Residual Capacity)
4. RV (Residual Volume); ERV (Expiratory Reserve Volume); TV (Tidal Volume); and IRV (Inspiratory Reserve Volume)

Subtopic:  Respiratory System: Pulmonary Volumes & Capacities |
 87%
From NCERT
NEET - 2020
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Match the following columns and select the correct option:

Column I Column II
(a) Pneumotaxic Centre  (i) Alveoli
(b) O2 Dissociation curve (ii) Pons region of the brain
(c) Carbonic Anhydrase  (iii) Haemoglobin
(d) Primary site of exchange of gases (iv) R.B.C. 

   

Options: (a) (b) (c) (d)
1. (i) (iii) (ii) (iv)
2. (ii) (iii) (iv) (i)
3. (iii) (ii) (iv) (i)
4. (iv) (i) (iii) (ii)

Subtopic:  Respiratory System: Exchange of Gases | Respiratory System: Regulation of Respiration |
 94%
From NCERT
NEET - 2020
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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 |
 82%
From NCERT
NEET - 2020
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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
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The increase in osmolarity from outer to inner medullary interstitium is maintained due to:

(i) Close proximity between Henle's loop and vasa recta
(ii) Counter current mechanism
(iii) Selective secretion of HCO3¯ and hydrogen ions in PCT
(iv) Higher blood pressure in glomerular capillaries

1. Only (ii) 2. (iii) and (iv)
3. (i), (ii) and (iii) 4. (i) and (ii)
Subtopic:  Concentration of Urine: I |
 61%
From NCERT
NEET - 2020
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Select the correct statement:

1. Atrial Natriuretic Factor increases the blood pressure.
2. Angiotensin II is a powerful vasodilator.
3. Counter current pattern of blood flow is not observed in vasa recta.
4. Reduction in Glomerular Filtration Rate activates JG cells to release renin. 

Subtopic:  Autoregulation of GFR |
 80%
From NCERT
NEET - 2020
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Match the following columns and select the correct option:

Column I Column II
(a) Gout  (i) Decreased levels of estrogen
(b) Osteoporosis  (ii) Low Ca++ ions in the blood
(c) Tetany (iii) Accumulation of uric acid crystals
(d) Muscular dystrophy  (iv) Autoimmune disorder
(v) Genetic disorder
 
Options: (a) (b) (c) (d)
1. (ii) (i) (iii) (iv)
2. (iii) (i) (ii) (v)
3. (iv) (v) (i) (ii)
4. (i) (ii) (iii) (iv)
Subtopic:  Disorders of Muscular and Skeletal System |
 89%
From NCERT
NEET - 2020
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Match the following columns and select the correct option:

Column I Column II
(a) Rods and cones (i) Absence of Cones photoreceptor cells
(b) Blind Spot      (ii) Cones are densely packed
(c) Fovea        (iii) Photoreceptor cells
(d) Iris  (iv) Visible coloured portion of the eye
 

Options: (a) (b) (c) (d)
1. (iii) (i) (ii) (iv)
2. (ii) (iii) (i) (iv)
3. (iii) (iv) (ii) (i)
4. (ii) (iv) (iii) (i)

Subtopic:  Basic Anatomy of Human Eye: 1 (OLD NCERT) | Human Eye (OLD NCERT) |
 87%
From NCERT
NEET - 2020
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