Introduction to Human Heart
- The human circulatory system consists of a muscular heart and blood vessels associated with it.
- Human heart
- The heart is situated in the space of the thoracic cavity called mediastinum present between two lungs.
- It is mesodermal in origin and is slightly tilted to the left side of the body
- The average size of an adult human heart is about 12 cm.
- It gets fully developed between the age of 17-20 years
- The weight of the heart is 0.45% of the bodyweight i.e. 280-340 gms in males and 230-280 gms in females.
Heart is mesodermal in origin and is slightly tilted to the left side of the body. Hence, the correct answer is option c.
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