- Which among the following statements is correct?
(a) Iron present in haeme exist in Fe3+ state.
(b) During early embryonic stages, RBCs are mainly
produced in liver and spleen.
(c) Erythrocyte sedimentation rate in women is 0-5 mm
and in men is 0-7 mm, in first hour.
(d) Rouleaux formation is favoured by fibrinogen.
- Identify A, B, C and D in the given table.
Leucocytes Characteristics
(i) (ii)
Monocytes 2-10% of leucocytes A
B Stain strongly with
methylene blue
3 lobed nucleus
Neutrophils C Phagocytic in
nature
D Increase during
allergic reactions
like asthma
Non-phagocytic
in nature
A B C D
(a) Large rounded Eosinophils Largest leucocyte Lymphocytes
nucleus
(b) Bean shaped Basophils Barr body Eosinophils
nucleus
(c) 5-7 lobed nucleus Basophils Release heparin Lymphocytes
(d) S-shaped nucleus Lymphocytes Engulf bacteria Eosinophils
and cellular debris
- A person having antigen B on surface of red blood corpuscle
and antibody ‘a’ in blood plasma, can receive blood of
type
(a) A and B (b) A and O
(c) B and O (d) B and AB.
- Clotting factors III, VIII, IX and XII respectively are
(a) Thromboplastin, antihaemophilic factor A, Stuart
Prower factor and antihaemophilic factor C.
(b) Prothrombin, Calcium, Christmas factor, Glass factor.
(c) Fibrinogen, antihaemophilic factor B, Hageman factor,
Fibrin-stabilising factor.
(d) Thromboplastin, Antihaemophilic factor A, Christmas
factor, Glass factor.
- The opening of inferior vena cava in the right atrium is
guarded by
(a) Eustachian valve (b) mitral valve
(c) semilunar valve (d) Thebasian valve.
- Disorder due to congenital downward displacement of
tricuspid valve into right ventricle is
(a) ischaemia (b) angina
(c) Ebstein’s disease (d) myocardial infarction.
8. The heart of man is
(a) cardiogenic (b) myogenic
(c) neurogenic (d) digenic.
9. Read the following statements.
(i) First heart sound is caused by closure of semilunar
valves.
(ii) Heart sound ‘dup’ marks the end of ventricular
systole.
(iii) Heart beat is rhythmic contraction and relaxation in
aorta and main arteries.
(iv) Vagus cranial nerve decreases the heart beat.
Select the correct statements.
(a) (i) and (iv) (b) (ii) and (iv)
(c) (i), (ii) and (iii) (d) (iii) and (iv)
10. Correct order of blood flow in spleen is
(a) splenic artery → arterioles → venous sinusoids
→ venules → splenic vein
(b) splenic vein → venules → venous sinusoids
→ arterioles → splenic artery
(c) splenic artery → splenic vein → arterioles → venules
→ venous sinusoids
(d) splenic artery → arterioles → splenic vein → venules
→ venous sinusoids.