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  1. Hace 3 días · Heart, organ that serves as a pump to circulate the blood. It may be as simple as a straight tube, as in spiders and annelid worms, or as complex as the four-chambered double pump that is the center of the circulatory system in humans, other mammals, and birds.

    • Heart

      The heart is the organ, or body part, that pumps blood...

    • Diastole

      diastole, in the cardiac cycle, period of relaxation of the...

    • Ventricle

      In humans, the ventricles are the two lower chambers of the...

    • Systole

      systole, period of contraction of the ventricles of the...

    • Atrium

      Atrium, in vertebrates and the higher invertebrates, heart...

    • Chambers

      Other articles where chamber is discussed: cardiovascular...

  2. en.wikipedia.org › wiki › HeartHeart - Wikipedia

    Hace 3 días · The heart is a muscular organ found in most animals. This organ pumps blood through the blood vessels of the circulatory system. The pumped blood carries oxygen and nutrients to the body, while carrying metabolic waste such as carbon dioxide to the lungs.

  3. 18 de jun. de 2024 · Body parts are the different components that make up the human body. They include organs, tissues, and structures, each with specific functions. For instance, the heart pumps blood, the lungs help in breathing, the brain controls thoughts, and the skin acts as a protective layer.

  4. 17 de jun. de 2024 · Human ear, organ of hearing and equilibrium that detects and analyzes sound by transduction and maintains the sense of balance. Anatomically, the ear has three distinguishable parts: the outer, middle, and inner ear.

  5. 18 de jun. de 2024 · The human body is made up of various body parts, including the head, eyes, arms, legs, and torso. Learning the vocabulary for these main body parts is essential for describing yourself, or others accurately. Take a look at this next picture and practice the Spanish pronunciation of the body parts!

  6. Hace 5 días · Knowing body parts is especially important when considering the role of body language and cultural expressions in everyday interactions. Ready to learn? Let’s begin with the most expressive features – the head and face. La cabeza [kah-bay-sah]: Head. La cara [kah-rah]: Face. Los ojos [oh-hos]: Eyes. Las cejas [say-hahs]: Eyebrows.

  7. Hace 2 días · The circulatory system is a system of organs that includes the heart, blood vessels, and blood which is circulated throughout the entire body of a human or other vertebrate.