A normal event in the process of blood clotting is the

1. production of erythropoietin.

2. conversion of fibrin to fibrinogen.

3. activation of prothrombin to thrombin.

4. increase in platelets.

Subtopic:  Blood: Blood Clotting |
 79%
From NCERT
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

Serum is-

(1) Blood- corpuscles

(2) Blood- corpuscles –clotting factors

(3) Plasma- clotting factors

(4) Both 2 and 3

Subtopic:  Blood: General Description & RBC |
 57%
From NCERT
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

Match the following:

i)Fibrinogen        p. Defence

ii)Globulin           q. Osmotic balance

iii)Albumin          r. Clotting

(1) i)r, ii)p, iii)q

(2) i)p, ii)r, iii)q

(3) i)q, ii)p, iii)r

(4) i)r, ii)q, iii)p

Subtopic:  Blood: White Blood Cells | Blood: Blood Clotting |
 91%
From NCERT
Please attempt this question first.
Hints
Please attempt this question first.

advertisementadvertisement

Which of the following are not correct:

i) Spleen is the graveyard for RBC.

ii) All the mammals have biconcave RBCs.

iii) Clotting factors present in plasma are in active form.

iv)All the substances released by platelets are involved in clotting only.

 

(1) i), iii), iv)

(2) ii), iii), iv)

(3) i), ii), iii), iv)

(4) ii), iii)

Subtopic:  Blood: General Description & RBC |
 72%
From NCERT
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

Lymph has following properties

i. Same mineral distribution as that of plasma

ii. Intestine also has lymph

iii. Also known as tissue fluid because it helps in exchange

iv. Lymph plays role in defence as well

How many statements are correct?

(1) 3

(2) 2

(3) 4

(4) 1

Subtopic:  Lymph |
From NCERT
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

In open circulatory system, blood is pumped through

(1) Sinuses to large vessels

(2) Large vessels to sinuses

(3) Cavities to organs

(4) Spaces to large vessels

Subtopic:  Human Heart: Double Circulation |
 63%
From NCERT
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

advertisementadvertisement

Consider the following statement with respect to heart:

i) It has the double walled muscular bag.

ii) Human heart has four chambers: two larger atria and two median ventricles.

iii) Human heart is mesodermal in origin and is situated in abdominal cavity.

iv) There is no clear separation between atria and ventricles.

How many of the statements given above are correct?

(1) 2

(2) 3

(3) 1

(4) all are wrong.

Subtopic:  Human Heart: Gross Anatomy |
 58%
From NCERT
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

Inter atrial septa are:

(1) thin muscular

(2) thick muscular

(3) thin fibrous

(4) thick fibrous

Subtopic:  Human Heart: Gross Anatomy |
 90%
From NCERT
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 is incorrect in the following:

(1) Inter atrial septa – thin and muscular

(2) Atrio- ventricular septa- thick and fibrous

(3) Inter ventricular septa -thick and muscular

(4) Pericardium- muscular

Subtopic:  Human Heart: Gross Anatomy |
 60%
From NCERT
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

advertisementadvertisement

SAN is present in -------------- while AVN is present in-----------.

(1) Right upper corner and left lower corner of both the atria.

(2) Right upper corner and left lower corner of right atrium.

(3) Right upper corner and left lower corner of left atrium.

(4) Right upper corner and left median corner of left atrium.

Subtopic:  Rhythmic Excitation of Human Heart: Part 1 |
 86%
From NCERT
Please attempt this question first.
Hints
Please attempt this question first.