What are the human internal body system and their function?

What are the human internal body system and their function?

Body Systems, Functions, and Organs

What are the 7 human body systems?

The main systems of the human body are:

• Circulatory system / Cardiovascular system:
• Digestive system and Excretory system:
• Endocrine system:
• Integumentary system / Exocrine system:
• Immune system and lymphatic system:
• Muscular system:
• Nervous system:
• Renal system and Urinary system.

What are the 13 systems in the human body?

They are Integumentary System, Skeletal System, Muscular System, Nervous System, Endocrine System, Cardiovascular System, Lymphatic System, Respiratory System, Digestive System, Urinary System, and Reproductive System (Female and Male).

How is the human body a system?

The human body systems Different organs can work together to perform a common function, like how the parts of your digestive system break down food. We refer to an integrated unit as an organ system. Groups of organ systems work together to make complete, functional organisms, like us!

What is the most important organ system in the human body?

brain
While your heart is a vital organ, the brain (and the nervous system that attaches to the brain) make up the most critical organ system in the human body. The human nervous system is responsible for coordinating every movement and action your body makes.

What is the most important organ in the body?

Anatomy & Function The brain is arguably the most important organ in the human body. It controls and coordinates actions and reactions, allows us to think and feel, and enables us to have memories and feelings—all the things that make us human.

What is the largest organ in the body?

The skin
The skin is the body’s largest organ.

What is the longest thing in your body?

The longest bone in the human body is the femur. The largest artery is the aorta and the largest vein is the inferior vena cava. The largest internal organ (by mass) is the liver, with an average of 1.6 kilograms (3.5 pounds). The largest external organ, which is also the largest organ in general, is the skin.

What are the 11 systems in the human body?

The 11 organ systems include the integumentary system, skeletal system, muscular system, lymphatic system, respiratory system, digestive system, nervous system, endocrine system, cardiovascular system, urinary system, and reproductive systems.

What is the most useless organ?

appendix
The appendix may be the most commonly known useless organ.

What is the hardest working organ in your body?

The heart
The heart is the hardest-working muscle in your body. But how much do you really know about this important organ? Like any muscle, the heart needs to be exercised, given nutrition and rest, and protected from toxins. And a healthy cardiovascular system is essential for people of all ages.

What are the internal parts of the human body?

Internal Parts of the Body. heart – your heart pumps your blood around your body. lungs – when you breathe, the air goes into your lungs. veins – these transport blood through your body. They are like little tubes. brain – this is your ‘thinking machine’ inside your head. throat – food goes down this to get to your stomach.

What are the major internal organs in human body?

Internal Organs of the Human Body Head. Would you like to write for us? Well, we’re looking for good writers who want to spread the word. Neck. The thyroid gland is located at the base of the neck and is the largest endocrine gland in the body. Trunk. The thymus is a pyramid-shaped gland located just below the neck. It is one of the most specialized organs of the immune system.

What is the biggest inner organ in a human body?

The liver is the largest internal organ in the human body, which weighs between 1.3 to 1.5 kg. The liver is located in the upper right portion of the abdomen and is the organ found only among the vertebrates.

What the 12 systems of the human body are?

Respiratory System. – Allows gas exchange between cells and the environment. Includes trachea and lungs. Respiratory System Function. The respiratory system takes oxygen from the environment and converts it into a form that cells can use. In humans, that means that our lungs take in oxygen, and rapidly diffuse it into the…