張性 - 维基百科，自由的百科全书
高張 （hypertonicity）. 當细胞置於 高張溶液 （hypertonic solution）中，细胞內的滲透壓會小於細胞外的滲透壓，细胞內的溶質濃度會低於細胞外的溶質濃度，细胞內的水勢會高於細胞外的水勢，細胞外可以穿過 細胞膜 的物質（不包含 水）便會擴散到細胞內（擴散 ...
Hypotonia - Wikipedia
Hypotonia is a state of low muscle tone [1] (the amount of tension or resistance to stretch in a muscle), often involving reduced muscle strength. Hypotonia is not a specific medical disorder, but a potential manifestation of many different diseases and disorders that affect motor nerve control by the brain or muscle strength.
Hypotonicity Definition and Examples - Biology Online
2022年6月16日 · In general, hypotonicity is a condition characterized by the presence of a lesser degree of tone or tension. In cellular level, hypotonicity may pertain to a property of a solution with a comparatively lower concentration of solutes relative to the amount of …
Hypotonia - StatPearls - NCBI Bookshelf
2022年10月12日 · It is a continuous and passive partial contraction of the muscles, which maintains posture. It is determined by resistance encountered with the passive stretching of a muscle or the passive movement of a limb at a joint. Hypotonia is …
Hypotonia: Symptoms, Causes, and Diagnosis - Verywell Health
2022年6月9日 · Hypotonia is decreased muscle tone. It is often an early sign of a chronic condition such as a neuromuscular disorder, genetic disease, or metabolic disease. Hypotonia is different from muscle weakness. Normal muscles always have a small amount of contraction, even when they are relaxed.
Khan Academy
Tonicity is a concern for all living things, particularly those that lack rigid cell walls and live in hyper- or hypotonic environments. For example, paramecia—pictured below—and amoebas, which are protists that lack cell walls, may have specialized structures called contractile vacuoles.
Hypotonia - Physiopedia
Hypotonia, commonly known as low muscle tone, is a condition characterized by decreased muscle tension and reduced resistance to passive movement [1] [2]. It is often identified in infants and young children but can affect individuals of any age [3].
Hypotonic - Definition and Examples | Biology Dictionary
2017年4月28日 · Hypotonic can mean several things in biology. Its many definitions apply to both human biology and biochemistry. When referring to humans or animals, hypotonic signifies a muscle’s having less tone, or shape, compared to a normal comparison model or when compared to another muscle in the same human body. The biochemical fields take this ...
hypotonicity是什么意思_hypotonicity的翻译_音标_读音_用法_例 …
Noun. 1. (of a solution) the extent to which a solution has a lower osmotic pressure than some other. 2. (of muscular tissue) the state of being hypotonic. 行业词典. 医学. 低张性，低渗性. 爱词霸权威在线词典,为您提供hypotonicity的中文意思,hypotonicity的用法讲解,hypotonicity的读音,hypotonicity的同义词 ...
HYPOTONICITY 释义 | 柯林斯英语词典 - Collins Online Dictionary
1. the condition of lacking normal tone or tension in muscles. 2. the state of a solution having a lower osmotic pressure than that of a specified, generally physiological, solution. The word hypotonicity is derived from hypotonic, shown below.