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Answer:
The correct option is : a. The phrenic nerve from the cervical plexus
Explanation:
The diaphragm is a thin skeletal muscle which separates the thoracic cavity and the abdominal cavity.
The phrenic nerve is a nerve present in the thoracic region, that passes down between the heart and the lung and reaches the diaphragm.
The phrenic nerve innervates the diaphragm from the C3–C5 of cervical plexus.
Answer:
1.We should always wash our eyes with clean water.
2.We should wear spects when we go to place like dumping site,construction site,e.t.c.
Answer:
Cardiac tamponade condition reduces the ability of heart contraction.
Explanation:
Cardiac tampondae is a medical condition in which the pericardium sac fills with blood and causes various health related problems in the individuals.
Individuals with cardiac tampondae suffers from the low blood pressure, anxiety, shortness of breath and pain in chest, neck and shoulder. The serious condition of cardiac tampondae increase the pressure on heart and reduces the ability of heart to contract.