Body Systems and Homeostasis

In an external environment that is always changing, an organism must be able to maintain relatively constant internal conditions. This maintenance of a stable internal environment is known as

• transport

• homeostasis

• metabolism

• nutrition

Tags

NGSS.HS-LS1-3

From the smallest functional units to the largest, the body is organized as follows: 

• cell, system, organ, tissue, body. 
• organ, cell, tissue, system, body. 
• system, organ, tissue, cell, body. 
• cell, tissue, organ, system, body. 

Tags

NGSS.MS-LS1-3

What are the main organs of the Endocrine System?

• Glands
• Pancreas 
• Ribs 
• Calves 

Which body system is responsible for the removal of waste,

salt, and excess water from the blood?

• Endocrine

• Excretory

• Nervous

• Integumentary

Which body system is responsible for releasing hormones to target tissues in the body?

• Endocrine

• Excretory

• Nervous

• Muscular

Which body system sends and receives messages throughout the body?

• Excretory

• Muscular

• Nervous

• Integumentary

Tags

NGSS.MS-LS1-8

The ____________________ is the body system that transports oxygen, nutrients, and waste through the body.  

• respiratory system 
• digestive system
• circulatory system 
• immune system

The ____________ is a muscular organ that pumps blood to the body through blood vessels. 

• vein 
• artery 
• heart
• kidney

The ______________________ is the body system that breaks food down so that it can be used by the body.  

• circulatory system 
• digestive system 
• respiratory system 
• skeletal system

Tags

NGSS.MS-LS1-7

What is the main function of the respiratory system?

• regulate the body's functions by secreting hormones
• protect the inner organs of the body from harm
• coordinate the actions of the body
• exchange carbon dioxide & oxygen with the environment