Organ Systems. When a group of organs work together to carry out a body function this is the what it is called.
Integumentary system. This is the external covering of our body, our skin.
Skeletal System.
Muscular System.
Nervous System.
Endocrine System.
Cardiovascular System.
Lymphatic System.
False, If we are mentioning vehicles you do not need to completely let off the throttle when up shifting you want to get your revs close to the road/speed RPM for whatever gear you are going into.
