The component of blood which prevents its coagulation in the blood vessels is

(1) haemoglobin

(2) plasma

(3) thrombin

(4) heparin.

Subtopic:  Blood: Blood Clotting |
 67%
AIIMS - 2007
To view explanation, please take trial in the course.
NEET 2025 - Target Batch
Hints

Thickening of arteries due to cholesterol deposition is:

(1) atherosclerosis             

(2) rheumatic heart

(3) blood pressure               

(4) cardiac arrest

Subtopic:  Atherosclerosis, Hypertension & Ventricular Fibrillation |
 91%
From NCERT
AIIMS - 2007
To view explanation, please take trial in the course.
NEET 2025 - Target Batch
Hints
To view explanation, please take trial in the course.
NEET 2025 - Target Batch

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 these will you not use for the purpose?

(1) Test tube containing calcium bicarbonate

(2) Chilled test tube

(3) Test tube containing heparin

(4) Test tube containing sodium oxalate

 

Subtopic:  Blood: Blood Clotting |
AIIMS - 2008
To view explanation, please take trial in the course.
NEET 2025 - Target Batch
Hints

What is diapedesis?

(1)  A kind of amoeboid movement.

(2)  The process of filtration of urea in kidney.

(3)  A type of locomotion found in hydra.

(4)  Migration of WBCs into the tissue spaces from blood capillaries.

Subtopic:  Blood: White Blood Cells |
 72%
AIIMS - 2009
To view explanation, please take trial in the course.
NEET 2025 - Target Batch
Hints

Which of the following diseases is also called Christmas disease?

(1) Sickle-cell anaemia

(2) Haemoglobinuria

(3) Myocardial infarction

(4) Haemophilia-B

 

Subtopic:  Blood: Blood Clotting |
 61%
AIIMS - 2010
To view explanation, please take trial in the course.
NEET 2025 - Target Batch
Hints

The opening between the right atrium and the right ventricle is guarded by the valve named

(1) bicuspid valve                   

(2) tricuspid valve

(3) mitral valve                       

(4) semilunar valve

Subtopic:  Human Heart: Gross Anatomy |
 88%
From NCERT
AIIMS - 2011
To view explanation, please take trial in the course.
NEET 2025 - Target Batch
Hints
To view explanation, please take trial in the course.
NEET 2025 - Target Batch

Ventricular diastole occurs due to a/an 

(1)  Organ system

(2)  Cell organelle

(3)  Tissue

(4)  Organ

Subtopic:  Rhythmic Excitation of Human Heart: Part 1 |
 50%
AIIMS - 2012
To view explanation, please take trial in the course.
NEET 2025 - Target Batch
Hints

What is the oxidation state of iron in haemoglobin?

(1)  Fe-

(2)  Fe2+

(3)  Fe3+

(4)  Fe4+

Subtopic:  Blood: General Description & RBC: Part 1 | Blood: General Description & RBC: Part 2 | Blood: General Description & RBC |
 75%
AIIMS - 2013
To view explanation, please take trial in the course.
NEET 2025 - Target Batch
Hints

Identify the given figure and select the correct option 

(1) Neutrophil - phagocytic cell which destroy foreign organisms entering the body

(2) Eosinophil - their number increases during allergic infection

(3) Lymphocyte - small sized non-motile and non-phagocytic

(4) Monocyte - motile and phagocytic in nature

Subtopic:  Blood: White Blood Cells |
 78%
From NCERT
AIIMS - 2014
To view explanation, please take trial in the course.
NEET 2025 - Target Batch
Hints
To view explanation, please take trial in the course.
NEET 2025 - Target Batch

Which one of the following vitamins is anti-haemorrhagic?

(1) Vitamin B12               

(2) Vitamin B5

(3) Vitamin C                   

(4) Vitamin K

Subtopic:  Blood: Blood Clotting |
 60%
AIIMS - 2014
To view explanation, please take trial in the course.
NEET 2025 - Target Batch
Hints