(a) | The systemic circulation provides nutrients, CO2, and other essential substances to the tissues and takes O2 and other harmful substances away for elimination. |
(b) | Heart of both humans and cockroach is myogenic. |
(c) | Intestinal juice along with pancreatic juice is known as succus entericus. |
(d) | The SAN can generate the maximum number of action potentials, i.e., 70-75 min–1 |
Column-I | Column-II | ||
a. | Atherosclerosis | (i) | Liver is affected |
b. | Angina | (ii) | Feeling of nausea |
c. | Jaundice | (iii) | Acute chest pain |
d. | Vomiting | (iv) | Deposition of calcium, cholesterol, etc in arteries |
(a) | The volume of blood pumped out by the right and left ventricles is the same during each cardiac cycle. |
(b) | A person whose blood group is O has both A and B antigens on his/her RBCs. |
(c) | Blood normally contains 15,000-35,000 platelets mm-3 of blood. |
Column I | Column II | ||
(i) | A | (a) | Anti-B |
(ii) | AB | (b) | Anti-A |
(iii) | O | (c) | Nil |
(iv) | B | (d) | Anti-A, B |
Column-I | Column-II | ||
(a) | Monocytes | (i) | Non-nucleated cell fragments |
(b) | Eosinophils | (ii) | Bilobed nucleus |
(c) | Neutrophils | (iii) | Nucleus is bean-shaped |
(d) | Platelets | (iv) | Many lobed nucleus |