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100

Which system enables movement of the body through the contraction and relaxation of muscles?


Muscular System

100

What is the smallest unit of life in the human body?


A cell

100

What is the longest bone in the human body?


The femur

100

What is the main function of the heart?


 Pumping oxygen rich blood throughout the body.

100

How does the body regulate its temperature when it's hot?


Sweating

200

What system is in charge of transmitting messages between the brain and the rest of the body?


Nervous System.

200

What are groups of similar cells called?

Tissues


200

How many bones does an adult human have?


206.

200

Name the gas that is exhaled from the lungs during respiration.


Carbon Dioxide.

200

How does the muscular system work  when the body is cold?

The muscular system generates heat through shivering, which is the involuntary shaking of the body.

300

Which system defends the body against diseases and infections?


 Immune System.

300

What term describes a group of organs working together to perform a specific function?


Organ System

300

Describe how the muscular system works with the skeletal system to enable movement.

Muscles attach to bones and work together with the skeletal system to produce movement. 

When muscles contract, they pull on bones, causing them to move at joints.

300

Describe the journey of food through the digestive system.


 Mouth -> Esophagus -> Stomach -> Small Intestine -> Large Intestine.

300

The main function of the nervous system is to?


Send messages and signals between different parts of the body.

400

Describe how the circulatory system and respiratory system works together to deliver oxygen throughout the body. 


Respiratory system - inhales oxygen.
Circulatory system - takes the oxygen from the lungs and distributes it to the rest of the body through the blood. 

400

Give an example of an organ system and its main function.


sample: Circulatory System - transports blood and nutrients throughout the body.

400

How does the skeletal system work to protect the respiratory and circulatory system?

The skeletal system provides structural support and protection to vital organs such as the heart and lungs. For example, the rib cage protects the heart and lungs from injury.

400

What is the primary role of the kidneys in the body?


Filtering waste products from the blood and producing urine.

400

Explain how the integumentary system protects the body from diseases.


The integumentary system, which includes the skin,  serves as a physical barrier that prevents diseases from entering the body. 

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