is the heart a muscle?
yes
This organ pumps blood through the blood vessels to all of the parts of the body
What is the heart
This organ is the control center of the nervous system
What is the brain
where does food go after traveling through the esophagus?
the stomach
largest bone in human body?
femur (thigh bone)
This part connects to your brain and runs through your spine or backbone
What is the spinal cord
How many muscles does the human body have?
600
Your eyes, ears, nose, and tongue
Our senses
this type of muscle is found in your digestive system?
smooth muscle
carries blood back to the heart
veins
what 2 parts make up your central nervous system?
brain & spinal cord
where does the small intestine lead to?
large intestine
how many bones are in an adult human body?
206
What are the 3 types of muscles?
cardiac, smooth, skeletal
what gas do we exhale?
carbon dioxide
Groups of organs that work together
organ systems