Circulation in Humans

Q.

What is blood pressure? How it is measured? What is systolic and diastolic pressure? [3 MARKS]

Q.

Which one of the following statements is correct about the human circulatory system?

1. Blood transports only oxygen and not carbon dioxide.

2. Human heart has five chambers

3. Valves ensure that the blood does not flow backwards.

4. Both oxygen-rich and oxygen-deficient blood gets mixed in the heart.

Q.

Why does blood pressure drop in the capillaries?

Q. is an instrument used to listen to the heart beat.

1. Thermometer
2. Sphygmomanometer
3. Stethoscope

Q. Which of these are NOT blood vessels?

1. Arteries
2. Capillaries
3. Veins
4. Valves

Q.

What is a heartbeat? Name the instrument used by doctors to listen to the heartbeat? How does it work? [3 MARKS]

Q.

Choose the correct option(s) for the function(s) of valves in the circulatory system.

1. Allowing unidirectional flow of blood.

2. Allowing bi-directional flow of blood.

3. Restriction of blood flow.

4. Prevention of backflow of blood.

Q.

What is coronary artery disease?

Q.

When we get any hurt blood flows and then stops after sometime but when we get a very big hurt blood bleeds very badly and sometime there is a lot of blood loss.I know that blood clots and bleeding stops but for big hurts why it takes a lot of time to stop and people die because of blood loss . Why so?

Q.

Choose the options that correctly shows the direction of flow of blood in the heart, lungs and rest of the body and the type of circulation.

1. Systemic Circulation: Right Ventricle $\to$ Lungs $\to$ Left Atrium

2. Pulmonary Circulation: Right Ventricle $\to$ Lungs $\to$ Left Atrium

3. Systemic Circulation: Left Ventricle $\to$ Body $\to$ Right Atrium

4. Pulmonary Circulation: Right Ventricle $\to$ Body $\to$ Left Atrium

Q.

Why it's necessary for blood to get pumped through the heart

Q.

Is blood vessel damage permanent?

Q.

What is the difference between heart failure and heart attack?

Q.

Which food items from the given choices should be included in our diet to protect us from bleeding gums?

1. Cheese

2. Yeast

3. Amla

4. Wheat

Q.

The blood circulation that passes through the lungs is called __________circulation.

1. Systemic
2. Complete
3. Half
4. Pulmonary

Q.

What is the difference between coronary artery disease and arteriosclerosis?

Q. Rama scraped her knee while climbing a tree at school. Which of the following systems responds to the wound by carrying white blood cells to it to help her fight infection?

1. Respiratory system
2. Nervous system
3. Circulatory system
4. Muscular system

Q. ___________ is the largest artery in the body and it is the main blood vessel that supplies blood from ___________________.

1. Aorta; heart
2. Pulmonary artery; heart
3. Pulmonary artery; lungs
4. Aorta; lungs

Q.

Is coronary artery disease curable?

Q. The heart is the organ that pumps blood to the whole body. It has different chambers through which blood passes before being pumped throughout the body. How many chambers does the human heart have?

1. $2$
2. $3$
3. $4$
4. $5$

Q. Which side of the heart has oxygen-rich blood and which side has carbon dioxide-rich blood?

Q.

The blood circulation that delivers oxygen to the body is called _________ circulation.

1. Systemic

2. Pulmonary

3. Complete

4. Half

Q.

Is a mild heart attack serious?

Q.

Why do blood vessels break so easily?

Q.

How are disorders of the circulatory system treated?

Q. Human blood is red in colour due to the presence of _________ .​

Q. Blood is a vital body fluid that is transported throughout the body by the circulatory system. What are the functions of blood?

1. Transports oxygen, nutrients, and hormones throughout the body.
2. Helps regulate your body temperature
3. Defends the body from infection
4. All of these

Q.

How do you test for vascular disease?

Q. Tissue fluid is also known as _____________.

1. extracellular fuid
2. intracellular fluid
3. both
4. none

Q.

Differentiate between:
Pulmonary circulation and systemic circulation