The skeletal muscles and partially the respiratory.
Yes.
no
Voluntary muscles help you to perform voluntary movements.
Climbing is a voluntary action because you are controlling your body when you are climbing.
There are more than 600 voluntary muscles in the body and it accounts for over 40% of a person's body weight.
Urine is released from the urinary bladder, through the urethra to be expelled from the body. The process is under voluntary control, and involves coordination between the central, autonomic, and somatic nervous systems.
Nervous System
The nervous system is responsible for directing and coordinating activities of the other systems in the body. It receives and processes information from the sensory organs, sends signals to muscles and glands, and controls voluntary and involuntary actions.
Yes, your internal organs continue to work while you are asleep. Only the voluntary muscles (but not the heart muscle) have no work to do, while you are sleeping.
The nervous system.
The peripheral nervous system controls all the voluntary activities of the body.
All skeletal muscles are considered voluntary. They are the ones that you can control when you move your body.