Back to AI Flashcard MakerAnatomy and Physiology /Medical Terminology: Muscular System Part 4
Medical Terminology: Muscular System Part 4
A deck of flashcards covering key terms related to muscle physiology, energy production, and movement mechanics.
Define: Glucose
A simple sugar that is an important energy source for cells and a primary product of carbohydrate digestion. Glucose is transported in the bloodstream to provide energy to tissues.
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Key Terms
Term
Definition
Define: Glucose
A simple sugar that is an important energy source for cells and a primary product of carbohydrate digestion. Glucose is transported in the bloodstream...
Define: ATP (Adenosine Triphosphate)
The primary energy carrier in all living organisms, providing energy for many cellular processes, including muscle contractions. ATP is often referred...
Define: Calcium
A mineral essential for various body functions, including muscle contraction, nerve transmission, and bone health. Calcium plays a critical role in mu...
Define: Neuromuscular
Referring to the interactions between nerves and muscles, crucial for muscle contraction and coordination of movement. Neuromuscular connections are v...
Define: Junction
The point where two structures meet, such as the connection between a nerve and a muscle fiber, known as the neuromuscular junction. The junction allo...
Define: Motor
Referring to the part of the nervous system that controls voluntary muscle movements through motor neurons. Motor neurons transmit signals from the br...
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| Term | Definition |
|---|---|
Define: Glucose | A simple sugar that is an important energy source for cells and a primary product of carbohydrate digestion. Glucose is transported in the bloodstream to provide energy to tissues. |
Define: ATP (Adenosine Triphosphate) | The primary energy carrier in all living organisms, providing energy for many cellular processes, including muscle contractions. ATP is often referred to as the energy currency of the cell. |
Define: Calcium | A mineral essential for various body functions, including muscle contraction, nerve transmission, and bone health. Calcium plays a critical role in muscle contraction and maintaining bone density. |
Define: Neuromuscular | Referring to the interactions between nerves and muscles, crucial for muscle contraction and coordination of movement. Neuromuscular connections are vital for voluntary muscle control. |
Define: Junction | The point where two structures meet, such as the connection between a nerve and a muscle fiber, known as the neuromuscular junction. The junction allows for the transmission of signals from nerves to muscles. |
Define: Motor | Referring to the part of the nervous system that controls voluntary muscle movements through motor neurons. Motor neurons transmit signals from the brain to induce muscle contraction. |
Define: Neuron | A specialized cell that transmits nerve impulses, forming the basic building block of the nervous system. A neuron carries signals from the brain to the muscles to initiate movement. |
Define: Synapse | The junction between two neurons or between a neuron and a muscle fiber, where signals are transmitted through neurotransmitters. The synapse is critical for communication between nerve cells and muscles. |
Define: Reflex | An automatic and rapid response to a stimulus, often mediated by the spinal cord without direct involvement of the brain. The knee-jerk reaction is a classic example of a reflex action. |
Define: Signal | A transmitted message that conveys information, such as the electrical impulses sent from neurons to muscles. The signal from the brain initiates muscle contractions for movement. |
Define: Posture | The position in which someone holds their body while standing, sitting, or lying down, impacting balance and alignment. Good posture is essential for preventing musculoskeletal injuries. |
Define: Balance | The ability to maintain the body's center of mass over its base of support, crucial for stability during movement. Balance exercises help improve stability and coordination. |
Define: Coordination | The ability to use different parts of the body together smoothly and efficiently during movement. Coordination is essential for athletic performance and daily activities. |
Define: Movement | The act of changing physical location or position, involving the coordinated action of muscles and joints. Movement is fundamental to all physical activities and exercises. |
Define: Agonist | A muscle that contracts to produce a specific movement, often called the prime mover. The biceps act as the agonist during elbow flexion. |