Biology
The doubled-layered membrane which covers and protects the heart is :
- Pericardial fluid
- Meninges
- Pericardium
- Pleura
Related Questions
The compound formed by the combination of haemoglobin and carbon dioxide is :
- Carbaminohaemoglobin
- Carboxyhaemoglobin
- Oxyhaemoglobin
- Carbogen
Which of the following chemical substances is released from Eosinophils ?
- Histones
- Antitoxins
- Antibodies
- Histamine
The blood vessel without a muscular layer in its wall:
- Capillary
- Vein
- Artery
- Portal vein
The blood vessel which carries blood from the stomach and intestine to the liver:
- Hepatic artery
- Carotid artery
- Hepatic vein
- Hepatic portal vein