Adrenal glands (also known as suprarenal glands)is what you are referring to and it is part of the nervous system. The two glands are located on top of the kidneys and are responsible for our "fight or flight" reaction towards life threatening situations.
The autonomic nervous system would increase the heart rate when scared.
Reproductive System
Fear causes the release of adrenaline, also known as epinephrine, which has several physiological effects on the body including heart rate.
It depends how badly they are injured.
Adrenal hormones control your body when you get scared.
the organ system will not work together
sympathetic
The reproductive system is responsible for conception and childbearing.
The excretory system is responsible for the elimination of waste
They felt scared
George Washington was responsible for the creation of the judiciary system.
respiratory system
the organ system will not work together