human body system/Nathaniel mclaughlin

What is the main organ of the circulatory system?

What connects muscle to bone?

How many valves does the heart have?

What human body system includes the brain?

What connects bone to bone?

What is one type of muscle?

What tube connects your mouth to your stomach?

Males produce egg cells?

What is 9+10

What do males produce to help create off spring

What does the bladder hold?

Look at the picture and answer, what other system works with the excretory system?

What is the control center of the body?

What organ is considered the waste filter?

What system are the nails a part of?

Your pineal gland produces melatonin?

What is one type of blood cell that is part of the immune system?

What are two types of blood cell in the immune system?

The large intestine is longer than the small intestine?

What is the main organ of the respiratory system?

What system involves glands?

How many alveoli

Where is the anus located?

What is your first line of defense?

Cardiac muscle is found in the heart?