Normal heart sounds are caused by the heart beating. This is the process of the heart muscle contracting and relaxing as blood flows through the various chambers.
It's what it sounds like: cooked food that is healthy. :)
my stomach is boiling what are the causes?
What causes an ocean sound in the ear with blocked hearing
The folllowing causes the sounds that you hear when someone plays a cello with a bow is Strings Vibrating
To get vibrated longitudinally
they vibrate..
Sounds like you have healthy blood.
it is because the Glottis briefly stops the air flow. that causes the air to get out hardly and causes the grunting sounds.
by air blowing into them
Sounds like an infection. Get it looked at.
Gm used a short piston skirt on this year. The knock is piston slap that normally goes away when engine warms up. Sounds bad, but should not cause any problems.
Your heart beat of course.