- AOxytocin - renin mechanism
- BCounter - current mechanism
- ✓Renin - angiotensin mechanism
- DOxytocin - angiotensin mechanism
$ANF -$ mechanism therefore, acts as a check on renin-angiotensin mechanism
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$I.$ They are nitrogenous wastes.
$II.$ They all need very large amount of water for excretion.
$III.$ They are all equally toxic.
$IV.$ They are equally in the kidneys.
| List $I$ | List $II$ |
| $A.$ Common cold | $I.$ Plasmodium |
| $B.$ Haemozoin | $II.$ Typhoid |
| $C.$ Widal test | $III.$ Rhinoviruses |
| $D.$ Allergy | $IV.$ Dust mites |
:Choose the correct answer from the options given below :
$(i)$ Arteries are thickwalled and have narrow lumen as compared to veins.
$(ii)$ Angina is acute chest pain when the blood circulation to the brain is reduced.
$(iii)$ Persons with blood group AB can donate blood to any person with any blood group under $ABO$ system.
$(iv)$ Calcium ions play a very important role in blood clotting.Which two of the above statements are correct?
$II. $ $Z-$ lines back to their original position
$III.$ Masking of actin filament
$IV.$ Relaxation of muscles
Arrange the above given steps in the sequence of event from first to last
$I.$ ethanol $II.$ bread $III.$ Incilage
Choose the correct option