(14/10/24)Circulatory system

1. Which of the following is not a circulatory fluid?

• a) lymph
• b) synovial fluid
• c) blood
• d) tissue fluid

2. The circulatory system includes

• a) blood and lymph
• b) blood vessels only
• c) heart and blood
• d) heart, blood and blood vessels

3. Humans have ___ type of circulatory system.

• a) closed
• b) open
• c) hybrid
• d) none of the above

4. Which valve is present on the right side of the heart?

• a) aortic
• b) semi lunar
• c) bicuspid
• d) tricuspid

Heart is enclosed in a double membrane protective layer called.....

• a) pericardial fluid
• b) pericardium
• c) septum
• d) visceral layer