Question

1. Name the two major parts which are involved in causing breathing movements.​

Answer 1

Answer:

The primary inspiratory muscles are the diaphragm and external intercostals.

Explanation:

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Answer 2

Explanation:

The parts of the respiratory system

The respiratory system is divided into two parts:

Upper respiratory tract:

This includes the nose, mouth, and the beginning of the trachea (the section that takes air in and lets it out).

Lower respiratory tract:

This includes the trachea, the bronchi, broncheoli and the lungs (the act of breathing takes place in this part of the system).