Go through the following statements. Identify the correct ones:
1. Statement 1: Lymph is colourless and is also called tissue fluid.
Statement 2: Lymph contains erythrocytes.
Statement 3: Lymphoid organs secrete lymph.
Statement 4: Lymph has higher concentration of proteins than blood.
Statement 2: Lymph contains erythrocytes.
Statement 3: Lymphoid organs secrete lymph.
Statement 4: Lymph has higher concentration of proteins than blood.
2. Statement 1: External intercoastal muscles are dome-shaped smooth muscles that differentiates the thoracic cavity from the abdominal cavity.
Statement 2: Inhalation and exhalation occur through the nostrils.
Statement 3: Pharynx is also called as the voice box.
Statement 4: Mucus makes the passage sticky and moist.
Statement 2: Inhalation and exhalation occur through the nostrils.
Statement 3: Pharynx is also called as the voice box.
Statement 4: Mucus makes the passage sticky and moist.