Podcast
Questions and Answers
Match the location of the heart with the corresponding part of the body:
Match the location of the heart with the corresponding part of the body:
Between the lungs = In the thoracic cavity Towards the left of the sternum = In the thoracic cavity In the abdominal cavity = Below the diaphragm In the pelvis = Behind the urinary bladder
Match the function of the heart with the corresponding activity:
Match the function of the heart with the corresponding activity:
Pumping blood = Delivering oxygen to cells Maintaining blood pressure = Circulating nutrients Pumping hormones = Regulating body temperature Pumping glucose = Removing waste products
Match the type of circulation with the corresponding part of the body:
Match the type of circulation with the corresponding part of the body:
Pulmonary circulation = Lungs Systemic circulation = Brain and other organs Coronary circulation = Heart muscle Portal circulation = Liver and digestive system
Match the characteristic of the heart with the corresponding description:
Match the characteristic of the heart with the corresponding description:
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Match the component delivered by the heart with the corresponding function:
Match the component delivered by the heart with the corresponding function:
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Match the organ with the corresponding function:
Match the organ with the corresponding function:
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Match the type of organism with the corresponding characteristic of the heart:
Match the type of organism with the corresponding characteristic of the heart:
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Match the term with the corresponding definition:
Match the term with the corresponding definition:
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Match the function of the heart with the corresponding benefit:
Match the function of the heart with the corresponding benefit:
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Study Notes
Introduction to the Human Heart
- The human heart is a muscular organ responsible for sustaining life, with four chambers, and is approximately the size of a clenched fist.
- It functions throughout a person's lifespan and is one of the most robust and hardest working muscles in the human body.
Position of Heart in Human Body
- The human heart is located between the lungs in the thoracic cavity, slightly towards the left of the sternum (breastbone).
- It is derived from the embryonic mesodermal germ layer.
Function of Heart
- The primary function of the heart is to maintain a constant flow of blood throughout the body, replenishing oxygen and circulating nutrients among cells and tissues.
- The heart pumps blood throughout the body, delivering oxygen, hormones, glucose, and other components to various parts of the body.
- It ensures adequate blood pressure is maintained in the body.
- There are two types of circulation within the body: pulmonary circulation and systemic circulation.
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Description
Learn about the human heart, its structure, functions, and importance in sustaining life.
