your one of the relative called you and informed that he has a chest pain which is peripheral, extracted by deep breathing or coughing

1. respirtory system
2. cardiac system
3. neural system
4. sensory system

Hello student
Correct answer is 1. Respiratory System
Peripheral pain which is exacerated by deep breathing or coughing is characterised of respiratory disease.

The correct answer is (3) neural system

Peripheral chest pain by coughing is asymptom of Peripheral neuropathy. Peripheral neuropathy (PN) is damage or disease affecting nerves, which may impair sensation, movement, gland or organ function, or other aspects of health, depending on the type of nerve affected. Common causes include systemic diseases (such as diabetes or leprosy), vitamin deficiency, medication (e.g., chemotherapy), traumatic injury, excessive alcohol consumption, immune system disease, or infection, or it may be inherited (present from birth).

The disease in question is Sarcoidosis.
Symptoms may include:

Arthritis or myositis (an inflammatory muscle disease)
Blurred vision
Enlarged and tender lymph glands, especially in the chest
Fatigue
Fever, night sweats
Lung problems, such as shortness of breath, dry cough or chest pain
Painful, swollen ankles
Red or teary eyes
Skin problems, such as a tender red or purple raised skin rash.
Weakness
Weight loss

For peripheral neuropathy, look for these signs:

Numbness
Pain
Tingling