The Heart and Blood Vessels
The circulatory system is also known as the ________ system.
cardiovascular
Name 3 organs that can be found in the digestive system.
Stomach, esophagus, liver, small intestine, large intestine, gallbladder, pancreas
What is another name for the immune system?
The lymphatic system
Name 3 parts of the respiratory system.
nose, mouth, pharynx, larynx, thrachea, bronchi, lungs
What are the components of the nervous system?
Brain, spinal cord, nerves
What are the blood vessels that carry blood away from the heart?
Arteries
What is the name of the long tube that carries food from the mouth to the stomach?
Esophagus
What organ is the bodies first line of defense against pathogens?
The skin
What is the scientific or medical term for the windpipe?
Trachea
The nervous system sends messages to and from the ________ and other parts of the body.
Brain
True or False - Veins carry oxygen rich blood back to the heart.
False
What does the digestive system do?
*Don't use the word digest to answer*
Breaks down food into nutrients that can be used by the body.
Antigens create ___________.
Antibodies
When we inhale we breathe in ________.
O2
True or False - The nervous system includes the bones, tendons, and ligaments.
False
What is the name of the main artery leaving the heart?
Aorta
What is the difference between mechanical and chemical digestion?
mechanical - chewing
chemical - food is broken into molecules that the body can take nutrients from
The immune system protects the body against pathogens - give examples of pathogens that can infect the body.
bacteria, virus, fungus, parasites
When we exhale we breathe out __________.
Carbon Dioxide
There are two main types of nerves - what are they?
Sensory and motor
What are the 4 chambers of the heart?
Right and left atrium
Right and left ventricles
What is the function of the pancreas?
The pancreas produces insulin that is used to break down sugar in the body
What parts of the body make up the immune system?
bone marrow, thymus gland, tonsils, appendix, lymph nodes
Tiny air sacs called ________ allow for the exchange of oxygen and carbon dioxide in the lungs.
Alveoli
There are two types of messages sent to and from the brain and other parts of the body - what are they?
Voluntary and involuntary