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horsena [70]
3 years ago
6

The heart is a hollow, ________________-shaped, muscular pump within the ________________ cavity. The average adult heart is ___

____ cm long and ___________ cm wide. The heart lies in the __________________ under the sternum
Biology
2 answers:
MA_775_DIABLO [31]3 years ago
8 0

Answer:1.cone shaped

2.Thoraxic cavity

3.14cm long

4.9cm wide

5.Mediastinum

Explanation:

Heart is located in the thoraxic cavity just between the lungs. It has a cone shape about 14cm long,9cm wide an about 6cm thickness. A female heart is about 250-300gram and a male heart is 300-350gram,the heart has 4 chamber, 2 chamber above and 2 chamber below its include the auricle and ventricle. The hearts is responsible for circulation of blood and nutrients round the body system.

spayn [35]3 years ago
3 0

Answer:

The heart is a hollow, cone-shaped, muscular pump within the thoracic cavity. The average adult heart is 14 cm long and 9 cm wide. The heart lies in the mediastinum under the sternum

Explanation:

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