In a closed circulatory system, blood is completely enclosed within

Related MCQs

• Which of the following has no blood but respires?
• At high altitude, RBCs of human blood will
• Oxygen is transported in blood mainly by
• The smallest blood vessel in the body is a
• Oxygenated blood is carried by
• In mammals, oxygenated blood enters the heart at the
• When the right ventricle of heart contracts, the blood goes to
• What is blood pressure?
• Blood groups in man were discovered by
• Which of the hormones is responsible for the emotional state such as fear and anger and causes rise of blood pressure and rate of heartbeat?