# data[].attributes.body
Why do we extract blood from one spot? what happens if we dont?
how is circulatory system and nervous system connected?
does diffusion occur in heart?

# data[].attributes.body
- Are there capillaries in the heart?
- How does the brain get energy?
- How do blog clots occur?
- Where is blood taken from in blood tests?
- Can blood clots occur in the heart?
-Is our heart actually at the left or does it just feel like that?

# data[].attributes.body
Which blood vessels go till the brain and transport blood there?

# data[].attributes.body
1: how does the brain get energy?
2: are their capillaries in the heart?
3: is there a particular spot to take a blood test from?
4: is our heart more to the left or it just looks or feels like it?

# data[].attributes.body
-where does the blood come from in a nose bleed?
-Are there capillaries in the lungs?
-Why does it feel like the Heart is more to the left than the right?
-Can blood clots occur in the Heart, and what happens if so?

# data[].attributes.body
Why are emotions related to the heart?
How powerful is your heart?
What is the major difference between small heart and big heart?

# data[].attributes.headline
does transfat stick to the surface of the heart or is is it taken somewhere to be broken down to produce energy?

# data[].attributes.subject
does transfat stick to the surface of the heart or is is it taken somewhere to be broken down to produce energy?

# data[].attributes.body
1. Are their cappillaries in the heart?
2. how do blood clots occur?
3. how does the brain get energy?

# data[].attributes.body
1. When we inhale the air rich in oxygen the alveoli absorbs the oxygen and when diffusion occurs the cells take in oxygen. How does the blood in lungs travel back to the heart?

2. How is it possible that arteries carry oxygenated blood and the veins carry de-oxygenated blood?

# data[].attributes.body
- What part of the body is blood taken from? How do the people know blood is taken from the vessel they want it to?
- Where are vaccines taken?
- What controlls valves?
- is the lub dub sound produced because of the valves?
- How do blood clots occur?
- What binds to nutrients / harmones in the blood to transport them?
- How do ventilators work?
- how many muscles Does the heart have ?
- Are valves types of muscles?
- Is there a specific way veins / arteries are divided or is it different in each person?
- why do veins look blue in colour?
- Are arteries red in colour or are they like normal muscles?
- Is the right atrium to the persons right or is it reffering  to the person infront?
- How are there electric impulses in the heart?
- How are these electric impulses used?
- Are there capillaries in the heart?
- Is the heart only made of cardiac muscle tissue?
- How is blood cleaned?
- What are some disorders that the heart can face?
- is there a different vessel that newly made blood cells are taken to the body from?
- what are lymph vessels?how do they help us?
- Does the heart create friction while beating?

# data[].attributes.body
-Are their capillaries in the heart?
-Arteries dont really have valves so when the blood goes to the brain is it the blood pressure alone that defies gravity?

# data[].attributes.body
Where exactly does our heart pump?

How do we have blood clots and what exactly is it?

What is difference between the left and right side of the heart?

Do does the heart also grow or change while we grow up?

How is the heart connected to the brain?

Does the brain control the heart or the vise versa?

Why do we connect our thoughts to our heart, not our brain?

Why is the heart more to the left than right?

# data[].attributes.body
- How does the brain get energy?
- How does the heart receive blood?
- What happens to the blood vessels when you get bruised? (Not a cut, bruised)
- (Not that related) Why is the heart said to be associated with emotions in English metaphors?
- Why isn't there even the slightest sign of WBCs in our blood?
- How exactly do WBCs fight bacteria and what are the different types? Also what is an antibody?

# data[].attributes.body
1. Does the oxygenated blood go to the heart from the capillaries via arteries or veins?
2. Where do the Aorta, the two Vena Cavas, the Pulmonary Artery and the Pulmonary Vein connect to the heart?
3. Are there capillaries present in the heart to perform capillary exchange?
4. How do the heart, lungs and all organs throughout the body fit together? (The position of the heart, lungs, trachea, oesophagus, stomach etc.)
5. How do arteries, veins and capillaries for the heart fit into the total circulation system?
6. Are there any special connection for any organs, say the brain? How is that connected?
7. Why is the heart more to the left?

# data[].attributes.body
Why is something injected only into your veins? I know it is too risky to directly hit an artery while injecting something and it is easier to inject into the veins since they are superficial but won't the disurbution of the substance be faster if injected into the arteries?

How are blood groups determined

Where is blood taken from during tests?

Can blood clots occur in the heart, if so what happens?

How powerful is your heart?

What would happen if your hear is bigger than usual?

How does blood reach the brain?

How does blood reach the heart, what is this network of capillaries and veins called?

Why are emotions related to the heart?

Why does the heart feel to the left, when it is actually located in the center?

What does it mean to have a hole in your heart?