Name the mineral elements required for: (a) Clotting of blood (b) Synthesis of thyroxine

Mention two structural differences between an artery and a vein.

Give the exact location of: (a) Pericardium (b) Bicuspid valve

Oxygenated blood to liver is supplied by: (a) Hepatic artery (b) Hepatic vein (c) Inferior vena cava (d) Hepatic portal vein

The heart sound 'Dup' is produced when: (a) Semilunar valves open (b) Atrio ventricular valves close (c) Semilunar valves close (d) Atrio ventricular valves open

The life span of an RBC is: (a) 120 days (b) 220 days (c) 20 days (d) 2 weeks

The immediate steps to be taken when a person suffers a heart attack are: P. Loosen the clothes Q. Make the person lie down in an airy place R. Take the person to the hospital S. Encourage conversation (a) P and Q (b) P and S (c) R and S (d) P, Q and R

Mention any two functions of blood.

State the exact location of the following structures: (a) Thyroid gland (b) Dura mater (c) Amniotic fluid (d) Papillary muscles (e) Islets of Langerhans

Name the white blood cells that: (a) Show phagocytosis (b) Produce antibodies

Why are RBCs efficient in their functions though they lack nucleus and mitochondria?

Pick the odd one out and name the category to which the remaining three belong: (a) Prothrombin, Thrombin, Fibrinogen, Albumin (b) Tonsils, Glomerulus, Spleen, Lymph nodes (c) Neutrophils, Basophils, Monocytes, Eosinophils (d) Leaves, Styrofoam, Grass, Cow dung (e) Pulmonary artery, Renal artery, Coronary artery, Hepatic artery