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Hace 4 días · Scuba diving equipment, also known as scuba gear, is the equipment used by a scuba diver for the purpose of diving, and includes the breathing apparatus, diving suit, buoyancy control and weighting systems, fins for mobility, mask for improving underwater vision, and a variety of safety equipment and other accessories.
Hace 5 días · Computer - History, Technology, Innovation: A computer might be described with deceptive simplicity as “an apparatus that performs routine calculations automatically.” Such a definition would owe its deceptiveness to a naive and narrow view of calculation as a strictly mathematical process.
Hace 5 días · Electrocardiography is the process of producing an electrocardiogram ( ECG or EKG [a] ), a recording of the heart's electrical activity through repeated cardiac cycles. [4] . It is an electrogram of the heart which is a graph of voltage versus time of the electrical activity of the heart [5] using electrodes placed on the skin.
Hace 15 horas · In diagnosis, it is used to create an image of internal body structures such as tendons, muscles, joints, blood vessels, and internal organs, to measure some characteristics (e.g. distances and velocities) or to generate an informative audible sound.
Hace 4 días · 00:00. … An organelle is a subcellular structure that has one or more specific jobs to perform in the cell, much like an organ does in the body. Among the more important cell organelles are the nuclei, which store genetic information; mitochondria, which produce chemical energy; and ribosomes, which assemble proteins. Narration. 00:00. …
Hace 4 días · What are Gymnastics? Gymnastics is a sport that requires the use of one’s body to perform various exercises. These exercises can be performed on a specialized apparatus or floor. Gymnastics can be used as a form of exercise, or it can be used as a competitive sport.
Hace 4 días · Prokaryote, any organism that lacks a distinct nucleus and other organelles due to the absence of internal membranes. Bacteria are among the best-known prokaryotic organisms. The lack of internal membranes in prokaryotes distinguishes them from eukaryotes.
