skeletal, digestive, excretory, respiratory, circulatory, nervous, and reproductive.
lymphatic systems major organ is the spleen
lymphatic systems major organ is the spleen
It is the heart.the heart
The main organ in the Nervous System is the Brain.
The circulatory system is a vertebrate organ system that does not open directly to the external environment. It consists of the heart, blood vessels, and blood, and its main function is to transport nutrients, oxygen, hormones, and waste products throughout the body.
The main organ in the excretory system is the kidney. The kidney is the main organ that controls the excretory systems for vertebrates. It is also part of the Urinary system which is part of the excretory system.
Skeletal, Digestive, Muscular, Lymphatic, Endocrine, Nervous, Cardiovascular are the seven main systems of the human body.
The two main organ systems in plants are the shoot system and the root system.
Cardiac, renal, digestive, integumentary(skin), nervous, musculoskeletal and endocrine.
main organ; pancreas is accessory
The five main levels of organization in many-celled organisms are cells, tissues, organs, organ systems, and the whole organism. Cells group together to form tissues, which work together to make up organs. Organs combine to form organ systems, which work together to support the entire organism.
The main organ of the skeleton is the bones.