The circulatory system consists of three independent systems that work together:
the heart (cardiovascular), lungs (pulmonary), and arteries, veins, coronary and portal vessels
What are 3 functions of the circulatory system?
- Circulates OXYGEN and removes Carbon Dioxide.
- Provides cells with NUTRIENTS.
- Removes the waste products of metabolism to the excretory organs for disposal.
- Protects the body against disease and infection.
- Clotting stops bleeding after injury.
What are the three main parts of the circulatory system quizlet?
The three main parts of the circulatory system are
the blood, the blood vessels that the blood flows through, and the heart that pumps the blood around
.
What is the main function of the circulatory?
The circulatory system
delivers oxygen and nutrients to cells and takes away wastes
. The heart pumps oxygenated and deoxygenated blood on different sides. The types of blood vessels include arteries, capillaries and veins.
What are the two main function of the circulatory system to support life?
The circulatory system carries oxygen, nutrients, and hormones to cells,
and removes waste products
, like carbon dioxide.
What organs are in the circulatory system?
The circulatory system is composed of
the heart and blood vessels
, including arteries, veins, and capillaries.
How does the circulatory system works?
The circulatory system is made up of blood vessels that carry blood away from and towards the heart. Arteries carry blood away from the heart and veins carry blood back to the heart. The circulatory system
carries oxygen, nutrients, and hormones to cells, and removes waste products, like carbon dioxide
.
Why is it called the circulatory system?
As the name implies,
blood contained in the circulatory system is pumped by the heart around a closed circle or circuit of vessels as it passes again and again through the various “circulations” of the body
.
What is the order of the circulatory system?
Circulatory System: Heart Structures and Functions; Blood flows through the heart in the following order:
body –>inferior/superior vena cava –> right atrium –> tricuspid valve –> right ventricle —
> pulmonary arteries –> lungs –> pulmonary veins –> left atrium –> mitral valve –> left ventricle –> aortic valve …
What are the two main components of the circulatory system?
The circulatory system of the blood has two components,
a systemic circulation and a pulmonary circulation
.
What is the pump of the circulatory system?
Your heart
is a pump. It’s a muscular organ about the size of your fist and located slightly left of center in your chest. Together, your heart and blood vessels make up your cardiovascular system, which circulates blood and oxygen around your body.
Why is the circulatory system important in maintaining life?
The circulatory system is extremely important in sustaining life. It’s proper functioning is responsible for
the delivery of oxygen and nutrients to all cells
, as well as the removal of carbon dioxide, waste products, maintenance of optimum pH, and the mobility of the elements, proteins and cells, of the immune system.
What is the largest artery found in the body?
The largest artery is
the aorta
, the main high-pressure pipeline connected to the heart’s left ventricle. The aorta branches into a network of smaller arteries that extend throughout the body. The arteries’ smaller branches are called arterioles and capillaries.
What’s the main artery called?
The aorta
is the largest artery in the body that exits the left ventricle of the heart. Main branches from the aorta include the brachiocephalic artery, left carotid artery, and the left subclavian artery.
What are the symptoms of circulatory failure?
- Numbness and tingling in extremities. One of the most common symptoms of poor circulation is numbness and tingling in the hands and feet. …
- Cold hands and feet. …
- Swelling in the lower extremities. …
- Cognitive dysfunction. …
- Digestive problems. …
- Fatigue. …
- Joint pain and muscle cramping. …
- Skin color changes.
What are the 12 organs of the body?
- The brain. The brain is the control centre of the nervous system and is located within the skull. …
- The lungs. …
- The liver. …
- The bladder. …
- The kidneys. …
- The heart. …
- The stomach. …
- The intestines.
