I believe it’s carbon dioxide, because you use your respiratory system to breathe in oxygen, and oxygen goes through your circulatory system. And you breathe out CO2.
Answer:
baseball, obstruction is when a fielder illegally hinders a baserunner running within the basepath. Baserunners are generally permitted to run from base to base without being physically blocked or hindered by a fielder.
Answer: C. clean with soap and water
Explanation: all the rest are unsanitary
Thought is was 6, but here:
"insert a shunt into the ventricle to drain cerebrospinal fluid (to treat hydrocephalus)
insert a deep brain stimulator (DBS)
insert an intracranial pressure (ICP) monitor.
remove a sample of tissue cells (needle biopsy)
drain a blood clot (hematoma aspiration)
insert an endoscope to remove tumors."
sorry if this doesn't help or is not the answer you were looking for. good day mate!
Rhumetoid Arthritis: chronic arthritis. swollen and stiff joints, can be crippling, classified as an autoimmune disease.
Osteoarthritis: caused by joint degeneration (the destruction of cartilage) resulting in bone rubbing against bone.
I'm not sure which one of this it is, but the answer is a form of arthritis