Pranas Explained

Disciple: How many Pranas are there?
Guru: There are ten Pranas five Mukhya or chief Pranas, viz., Prana, Apana, Vyana, Udana and Samana, and five Upapranas or sub-Pranas viz., Naga, Kurma, Krikara, Devadatta and Dhananjaya.

Disciple: What is the function of Prana?
Guru: Ucchvasa and Nihshvasa (inhalation and exhalation) are the functions of the Prana.

Disciple: What is the function of Apana?
Guru: Excretion of faeces and urine is the function of the Apana.

Disciple: What is the function of Vyana?
Guru: Circulation of blood is the function of Vyana.

Disciple: What is the function of Udana?
Guru: Udana helps deglutition or swallowing of food. It takes the Jiva to rest in Brahman during deep sleep. It separates the astral body from the physical body at the time of death.

Disciple: What is the function of Samana?
Guru: Digestion of food is the function of Samana.

Disciple: What is the function of Naga?
Naga is responsible for the functions of eructation and hiccup.

Disciple: What is the function of Kurma?
Guru: Closing and opening of eyelids are the functions of Kurma.

Disciple: What is the function of Krikara?
Guru: Causing of hunger is the function of Krikara.

Disciple: What is the function of Devadatta?
Devadatta is the prana which causes the action of yawning

Disciple: What is the function of Devadatta?
Guru: Nourishing the body, decomposition of the body after death and ejection of the child out of the womb in women are the functions of Dhananjaya.

Disciple: What are the two divisions in Prana?
Guru: Gross Prana and subtle Prana are the two divisions in Prana.

Disciple: What are the functions of these Pranas?
Guru: The gross Prana does the functions of breathing, digestion, excretion, circulation, etc. The subtle Prana generates thought.

- Guruji Swami Sivananda