Heart
the heart's job is to.....
pump blood, (oxygenated) through your body.
what are arteries?
The arteries (red) carry oxygen and nutrients away from your heart, to your body's tissues.
what side of the brain controls the left hand.
the right side.
what do nerves do?
a message way between your brain or body.
the medical terminology for white blood cell is-
leukoctye
is the blood entering the right side of the heart lowly oxygenated or ready to spread oxygen (fully oxygenated)
The blood entering the right side of your heart is low in oxygen.
what is the difference between the arteries and the vein's jobs in the body?
the arteries carry oxygenated blood away from the heart, and veins carry poor oxygenation blood towards the heart.
what does the brain use as a pathway to send signals?
neurotransmitters
the largest nerve is
the spinal nerve
what are types of cells found in the blood
white, red, and Platelets.
what are the four chambers of the heart?
the left atrium and right atrium (upper chambers), and the left ventricle and right ventricle (lower chambers).
what are the main arteries of the body?
what part of the brain of the brain controls respiratory and cardiac regulation?
brain stem
a neurotransmitter is....
chemicals that enable messages.
what type of gasses are found in the blood?
oxygen, and carbine dioxide.
what is the cardiac cycle?
it's the heart pumping blood through the body by a series of movements
what is the largest artery in the body?
The aorta
what is serotonin?
the key hormone that stabilizes our mood, feelings of well-being, and happiness. This hormone impacts your entire body.
what happens when the nerves are not able to carry the correct signals from the brain to the spinal cord?
paralysis
are there more red or white blood cells in the bloodstream?
there are more red
what does the right side of the heart do?
The right side of your heart collects blood on its return from the rest of our body.
what are the 4 major arteries?
ascending aorta, aortic arch, thoracic aorta, and abdominal aorta.
which part of the brain (temporal lobe, parietal lobe, Frontal lobe) controls speak production and motor control?
frontal lobe
how many spinal nerve pairs are therein the body?
31
what percent of the blood is made of plasma?
55%