Think of the skeletal system of your body like the frame of a house that is designed to hold everything together. This system helps protect your organs and keep them from getting injured. ... The bones of your skeletal system are linked together with cartilage, ligaments, and joints that help your bones move.
How is the human body similar to a city?
Here’s an example: The human body is like a city. ... The cardiovascular system of the body is like the transportation system of the city because the blood vessels and heart transport nutrients and wastes in the body like roads and vehicles transport people and goods in the city.
Is the human body a living system?
Your body contains trillions of cells, each one a living system on its own.
What systems are in the human body?
The human body is comprised of a series of complex systems, including the skeletal system, the respiratory and digestive systems , as well as the intricate networks of blood and lymph vessels, all controlled by the brain and nervous system. This activity is part of the Misunderstood Microbes unit.
How is our body like a system?
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 smallest thing in your body?
A cell is the smallest independently functioning unit of a living organism.
What is the heaviest organ in the body?
The largest solid internal organ is your liver . It weighs approximately 3–3.5 pounds or 1.36–1.59 kilograms and is about the size of a football. Your liver is located beneath your rib cage and lungs, in the upper right area of your abdomen.
Which is the longest bone in the human body?
The longest bone in the human body is called the femur, or thigh bone
Which part of the human body is like a closed first?
Heart is likely to the size of one closed first .
What body system is the most important?
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 are the 12 parts of the body?
These different body systems include the skeletal, nervous, muscular, respiratory, endocrine, immune, cardiovascular/circulatory, urinary, integumentary, reproductive, and digestive systems .
Is the body like a machine?
The human body is a well-developed machine that moves efficiently. ... The bones and muscles together make the body move. Both are needed to make the body walk, run, jump, or preform any other motion that the body is capable of.
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).
What is the largest part of life?
- 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 part of the body has the least bones?
5. The smallest bones are in the ear . The smallest bones in the human body are the malleus (hammer), incus (anvil) and the stapes (stirrup). Collectively, these bones are known as the ossicles (Latin for “tiny bones”) and their role is to transmit sound vibrations from the air to the fluid in the inner ear.
Are teeth bone?
Teeth are not bones . Yes, both are white in color and they do indeed store calcium, but that’s where their similarities end.
