Body Systems Overview

List the levels of organization with in the human body in order from simplest to most complex.

• Organism

• Cells

• Organ System

• Organ

• Tissue

Tags

NGSS.MS-LS1-3

Which of the following parts of the human body is most complex

• heart

• epithelial cell (Skin cell)

• smooth muscle

• respiratory system

Tags

NGSS.MS-LS1-3

Reorder the following to show the flow food will take through the digestive system:

• small intestines

• esophagus

• mouth

• large intestines

• stomach

Where does the absorption of nutrients from food take place?

• stomach

• liver

• small intestine

• large intestine

What is the main function of capillaries?

• Deliver oxygen and nutrients to cells

• Carry carbon dioxide and waste to the lungs

• Return blood from the body to the heart

• Pump blood through a network of arteries

Microscopic sacs where gas exchange takes place; are called:

• alveoli

• bronchi

• villi

Which organ is primarily responsible for pumping blood throughout the body?

• heart

• lung

• liver

• kidney

What is the main function of hormones in the endocrine system?

• Act as messengers

• 
  Carry oxygen

• Digest food

• Filter blood

Tags

NGSS.HS-LS1-3

Which system is responsible for removing metabolic wastes from the body?

• Circulatory system

• Excretory system

• Respiratory system

• Digestive system

What is the primary function of the lymphatic and immune system?

• To regulate temperature

• To produce hormones

• To protect the body from pathogens

• To digest food