Human Body Part 1

Which is the correct order of the levels of organization from smallest and most simple to largerst and most complex?

• cell, organ, tissue, organ system

• cell, tissue, organ system, organ

• cell, tissue, organ, organ system

• cell, organ system, organ, tissue

The function of the digestive system is to? What is the main organ it includes?

• Break down food. stomach

• Help the body move. muscles

• Send and receive messages. brain

• Pump blood around the body. heart

The function of the circulatory system is to? What is the main organ it includes?

• Break down food. stomach

• Help the body move. muscles

• Send and receive messages. brain

• Pump blood around the body. heart

How do the respiratory an circulatory systems work together?

• The respiratory system removes waste and the circulatory system moves it around.

• The respiratory system breaks down food, and the circulatory system moves it around.

• The circulatory system brings in oxygen, and the repiratory system moves it around.

• The respiratory system brings in oxygen, and the circulatory system moves it around.

Which two body systems work together to transport oxygen throughout the body?

• Digestive System

• Respiratory System

• Excretory System

• Circulatory System

What is an organ?

• A group of tissues that work together to perform closely related functions.

• the network of nerve cells and fibers that transmits nerve impulses between parts of the body.

• all of the bones and muscles in your body and responsible for body structure and movements.

• responsible for providing your body with nutrients from food.

What is an organ system?

• the network of nerve cells and fibers that transmits nerve impulses between parts of the body.

• A group of similar cells that perform the same function.

• A group of organs that work together in performing vital bodily functions.

• all of the bones and muscles in your body and responsible for body structure and movements.

Tags

NGSS.MS-LS1-3

Mechanical and chemical digestion start here

• Stomach

• Brain

• Mouth

• Pancreas

Most chemical digestion takes place, absorption of nutrients from digested food into the bloodstream

• Lungs

• Esophagus

• Large intestine

• Small Intestine

Muscular tube connecting the mouth to the stomach

• Esophagus

• Small Intestine

• Phagocytes

• Spinal Cord

Tags

NGSS.MS-LS1-7