part

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body

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ankle

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Blood is a vital fluid in the human body that circulates through a network of blood vessels, delivering oxygen, nutrients, and hormones to cells while removing waste products. It consists of red blood cells, white blood cells, platelets, and plasma, and plays a crucial role in maintaining homeostasis, defending against infections, and transporting essential substances throughout the body.

What is "blood"?

blood

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bottom

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The brain is the complex and intricate organ that serves as the center of the nervous system in all vertebrate and most invertebrate animals. It controls and coordinates all bodily functions, including sensory perception, motor activity, thought, and emotion. The brain is made up of billions of interconnected neurons that communicate with each other through electrical and chemical signals, forming neural networks that enable learning, memory, and cognitive processes. It is protected by the skull and nourished by the circulatory system, and its proper functioning is essential for maintaining health and survival.

What is "brain"?

brain

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The calf refers to the muscular area located at the back of the lower leg, between the knee and the ankle. It is primarily formed by the gastrocnemius and soleus muscles, which work together to allow for plantar flexion of the foot (pointing the toes downwards) and assist in walking, running, and jumping movements. The calf muscles are among the strongest in the body and play a crucial role in providing power and propulsion during locomotion. They also contribute to maintaining proper balance and stability. Understanding the anatomy and function of the calf is important for lower limb strength, endurance, and overall lower body performance.

What is "calf"?

calf

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The cheek is the soft, rounded area of the face on either side, located between the eye and the jawline. It is formed by the underlying muscles and fatty tissue. The cheek plays a significant role in facial expressions, such as smiling, frowning, or blushing. It also contributes to the overall contour and symmetry of the face. The cheek is sensitive to touch and can be a site for displaying emotions, such as when it reddens with embarrassment or becomes dimpled with a smile. It is a prominent feature that adds character and definition to the face.

What is "cheek"?

cheek

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The chin is the protruding, bony prominence located at the lower part of the face, beneath the lower lip. It plays a significant role in facial aesthetics and defines the lower border of the face. The chin provides support to the lower jaw and aids in various functions such as speaking, eating, and facial expressions. Its shape and prominence can vary among individuals and contribute to the overall appearance of the face.

What is "chin"?

chin

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An elbow is a pivotal joint connecting the upper arm to the forearm, allowing for essential movements and actions. It functions as a hinge joint, enabling flexion and extension, as well as a pivot joint, facilitating rotation of the forearm. The elbow joint consists of bones, ligaments, tendons, and muscles, working together to provide stability and mobility. It plays a crucial role in activities such as bending the arm, lifting objects, and performing various tasks that require forearm movement. The elbow is an integral part of the upper limb, enabling us to engage in a wide range of everyday activities with precision and control.

What is an "elbow"?

elbow

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The eyebrow is the arched area of hair located above the eye socket. It serves several important functions, including protecting the eyes from sweat, debris, and sunlight. Eyebrows also play a crucial role in nonverbal communication and facial expressions, helping to convey emotions and expressions such as surprise, concern, or skepticism. Additionally, eyebrows contribute to facial aesthetics, framing the eyes and enhancing the overall appearance of the face.

What is an "eyebrow"?

eyebrow

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The eyelid is a movable skin fold that covers and protects the delicate structures of the eye. It consists of thin layers of skin, muscles, and connective tissue. The primary function of the eyelid is to shield the eye from external factors such as dust, light, and foreign objects, while also helping to distribute tears across the surface of the eye. The eyelids can blink rapidly to keep the eye moist and to clear away any irritants. Additionally, the eyelids play a role in expressing emotions, such as blinking in response to bright light or closing during sleep.

What is "eyelid"?

eyelid

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The forehead is the area of the face that extends from the eyebrows to the hairline. It plays a significant role in facial expressions and communication, as it is capable of expressing various emotions such as surprise, worry, or concentration. The forehead also serves as a prominent feature of the face, contributing to overall facial aesthetics. It provides a canvas for facial expressions and can be an indicator of age, as wrinkles and lines may appear on the forehead over time.

What is "forehead"?

forehead

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heart

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A heel is the back part of a shoe that is elevated from the ground, often serving to support the foot and add height to the wearer. Heels come in various shapes and sizes, from flat to high, and can be made from a variety of materials such as wood, plastic, or rubber. Heels can be attached to the sole of the shoe through various methods, including screws, nails, or glue. They can also be designed for different purposes, such as providing stability or adding a fashionable touch to a shoe.

What is a "heel"?

heel

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The hip is a major joint in the human body that connects the thigh bone (femur) to the pelvis. It forms the articulation point between the lower body and the upper body, providing stability, support, and range of motion. The hip is located on the side of the body and is responsible for bearing weight, facilitating walking and movement, and maintaining balance. It consists of a ball-and-socket joint that allows for various motions, including flexion, extension, abduction, adduction, and rotation. The hip is crucial for overall mobility and is surrounded by muscles, tendons, and ligaments that provide strength and control during physical activities.

What is "hip"?

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The intestine is a vital organ in the human body responsible for the digestion and absorption of food. It consists of two main parts: the small intestine and the large intestine. The small intestine is where most of the nutrient absorption occurs, while the large intestine primarily functions in water absorption and waste elimination. Together, they play a crucial role in the breakdown of food, extraction of nutrients, and elimination of waste products, contributing to overall digestive health and bodily function.

What is "intestine"?

intestine

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The jaw, also known as the mandible, is the largest and strongest bone in the human skull and plays a crucial role in various essential functions. The jaw is responsible for activities such as biting, chewing, and speaking. It serves as a framework for the lower teeth and provides support to the facial structures. The movement of the jaw is controlled by powerful muscles, allowing for precise and coordinated actions during eating and speaking. Additionally, the jaw contributes to the aesthetics of the face and plays a significant role in facial expressions and overall facial symmetry.

What is "jaw"?

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The kidney is a vital organ in the human body that plays a crucial role in maintaining overall health. They are responsible for filtering waste products and excess fluids from the blood, producing urine, and regulating various essential functions, such as electrolyte balance and blood pressure. The kidneys also participate in the production of hormones that help control red blood cell production and maintain bone health. Their bean-shaped structure, located in the back of the abdominal cavity, consists of millions of tiny filtering units called nephrons. Proper kidney function is essential for the body's overall homeostasis and well-being.

What is "kidney"?

kidney

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The knee is a joint connecting the thigh bone (femur) to the shin bone (tibia). It is a hinge joint that allows for the bending and straightening of the leg. The knee is supported by ligaments, tendons, and muscles that provide stability and enable various movements such as walking, running, and jumping. It acts as a shock absorber and plays a crucial role in weight-bearing activities. The knee joint is essential for overall lower limb function and mobility, and understanding its anatomy and function is important for maintaining proper knee health and preventing injuries.

What is "knee"?

knee

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The lip refers to the soft, movable, and fleshy part that surrounds the mouth opening. It plays a crucial role in various functions, including speech, eating, and expressing emotions. The lip is composed of delicate skin tissue, which is more sensitive and prone to chapping or cracking compared to other parts of the body. It contains a dense network of blood vessels, giving it a pinkish or reddish color. The lips are also an important aesthetic feature, often associated with attractiveness and beauty. Additionally, they are involved in non-verbal communication, such as smiling, kissing, and expressing emotions through different lip movements.

What is "lip"?

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The lung refers to paired, spongy organs located in the chest cavity that play a crucial role in respiration. They are responsible for the exchange of oxygen and carbon dioxide between the air and the bloodstream, enabling the body to receive oxygen and remove waste gases. The lungs are composed of numerous air sacs called alveoli, which provide a large surface area for efficient gas exchange.

What is "lung"?

lung

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A muscle is a body part responsible for generating movement and providing mechanical support to the body. Composed of contractile fibers, muscles enable the execution of various actions, such as walking, lifting, and even the beating of the heart. Through the process of muscle contraction and relaxation, they exert force on bones and other tissues, allowing for coordinated and controlled motion. Muscles are essential for maintaining posture, facilitating bodily functions, and enabling physical activities.

What is a "muscle"?

muscle

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A nail is a protective structure composed of keratin located at the end of each finger and toe. It serves as a shield, covering the fingertip or toe, and acts as a barrier against potential damage and infection. Nails also contribute to tactile sensation and enhance sensitivity in the fingertips. They can grow and be trimmed, and their appearance can be influenced by various factors, including health and personal care habits. Understanding the anatomy and function of nails is important for maintaining nail health, hygiene, and overall hand and foot function.

What is a "nail"?

nail

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The rib refers to a part of the body that forms part of the bony framework of the chest, known as the ribcage or thoracic cage. Humans have 12 pairs of ribs that attach to the spine at the back and curve around to the front, connecting to the sternum (breastbone) or other ribs via cartilage. Ribs provide protection to vital organs within the chest cavity, such as the heart and lungs. They also play a role in facilitating breathing by expanding and contracting with the movement of the diaphragm. Additionally, ribs contribute to the overall stability of the torso and serve as attachment points for various muscles involved in breathing and posture.

What is "rib"?

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The shin, commonly referred to as the front part of the lower leg, is the area located between the knee and the ankle. It is composed of muscles, tendons, and other soft tissues, and is responsible for providing support, flexibility, and movement to the leg. The shin can be prone to injuries such as bruises, strains, or shin splints, which can affect its functionality and cause discomfort. Understanding the structure and function of the shin is important for maintaining proper leg function and overall physical well-being.

What is "shin"?

shin

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The scalp is the area of skin on the top of the head that covers the skull. It is richly populated with hair follicles and serves as the anchor for the hair strands. The scalp provides protection to the underlying structures of the skull and serves as a barrier against external elements. It contains blood vessels, nerves, and sebaceous glands that contribute to the health and maintenance of the hair. The scalp is also a site of sensory perception, allowing us to feel sensations like touch, pressure, and temperature.

What is "scalp"?

scalp

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shoulder

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skin

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The skull is a complex structure that houses and safeguards the brain. Comprised of fused bones, such as the cranium and facial bones, it provides essential support to sensory organs like the eyes, nose, and ears. Acting as a sturdy shield, the skull ensures the brain's stability and protection, serving as the central command center for the body's functions.

What is "skull"?

skull

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The spine, also known as the vertebral column or backbone, consists of a series of individual bones called vertebrae, stacked on top of each other and separated by intervertebral discs. It runs along the center of the back. The spine provides structural support to the body, allowing for an upright posture and protecting the spinal cord, which is housed within the spinal canal. It plays a crucial role in facilitating movement, flexibility, and stability of the body. The spine also serves as an attachment site for various muscles, ligaments, and tendons, contributing to overall movement and coordination. Additionally, the spine helps distribute forces and absorb shock during activities such as walking, running, and lifting. Proper care and maintenance of the spine are essential for maintaining overall health and well-being.

What is "spine"?

spine

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Here you will find the vocabulary from Unit 3 - 3A - Part 1 in the Solutions Intermediate coursebook, such as "calf", "intestine", "shin", etc.

解决方案中级 "第3单元 - 3A - 第1部分" 词汇