Circulatory System
What Muscle controls the circulatory system?
The Heart
First step of the digestive system.
(think simple)
chewing food with your teeth to break down food.
Which of these are made up of tissue?
protist (bacteria), plant , cow
plant and cow
What is the main function of the respiratory system?
to breath and obtain oxygen for the cells in our body. Also to remove waste like carbon dioxide
What is the main organ for this system?
the brain
Arteries go in what direction of the heart?
Away.
Arteries = Away
They carry oxygen to deliver.
esophagus
Athletes foot, ring worm are all causes from which pathogen?
fungi
What part of the skeletal system is used to protect the respiratory system?
rib cage!
What is the main function of the brain in the nervous system?
sends messages to the body
What do veins carry back to your heart?
carbon dioxide.
What is the organ that converts unusable food back into solid?
large intestines!
it removes all the water from the food.
The organism is a single-celled, free-moving heterotroph with free floating genetic material and no cell wall
bacteria
The respiratory system is considered to help remove waste. What is the other system that contributes to this function?
excretory
Name an involuntary action your brain processes within the nervous system?
muscular movement like the heart
regulate body temperature
digestion
breathing
Respiratory for oxygen and waste(carbon dioxide)
digestive system (delivering nutrients)
What is the organ that converts unusable food back into solid?
Large intestines
What is the difference between parasite and virus?
List 3
Viruses are not alive parasites are eurkaryotic
parasites require specific living conditions, viruses hijack cells
parasites can be outside of the host and inside whereas viruses must be inside.
How many can the body live without oxygen?
What are the electrical messages that are sent to the brain called?
neurons
When blood enters the heart what side does it enter first?
The left side (left atrium)
then leaving out of the right ventricle.
What does the liver and pancreas do?
liver removes toxins
pancreas breaks down carbs, fats, protein, & makes insulin
On a graph you have 2 axis
The x axis is "Number of bacteria"
The y axis is "days passed"
What is the dependent variable and why?
number of bacteria because it is changing as a result of the days passing. (Depends-on-it)
what is the infection that affects specifically the structure of the lungs?
bronchitis
the bronchi distribute the air in the lungs.
What is a chemical that is created in the brain and what does it do?
dopamine - happiness
oxytocin - love
serotonin - content
endorphins - pain relieving