![]() ![]() The person has a 50% chance of having an unaffected child. A person with an autosomal dominant disorder - in this example, the father - has a 50% chance of having an affected child with one changed gene. You need only one changed gene to be affected by this type of disorder. It's located on one of the nonsex chromosomes, called autosomes. In an autosomal dominant disorder, the changed gene, also called a mutation, is a dominant gene. Parkinson's disease tremors usually start in the hands, and can affect the legs, chin and other parts of the body. Essential tremor mainly involves the hands, head and voice. ![]() However, people with essential tremor sometimes develop other neurological signs and symptoms, such as an unsteady walk. Essential tremor doesn't cause other health problems, but Parkinson's disease is associated with stooped posture, slow movement and dragging the feet when walking. Tremors from Parkinson's disease are most noticeable when the hands are at the sides of the body or resting in the lap. Essential tremor of the hands usually occurs when using the hands. Many people associate tremors with Parkinson's disease, but the two conditions differ in key ways: ![]() May be aggravated by emotional stress, fatigue, caffeine or temperature extremes.Can include a "yes-yes" or "no-no" motion of the head.Usually occur in the hands first, affecting one hand or both hands.Begin gradually, and usually are more noticeable on one side of the body.Origin quiver 1 (1400-1500 ) Probably from quiver “active, quick ” ((13-19 centuries) ), from an unrecorded Old English cwifer quiver 2 1. Her knees touched his and the tiny contact sent a quiver of anticipation up her spine.An ivory quiver hung upon her left shoulder and in her hand was a bow.He felt not a quiver of fear, not a doubt of his own powers.I felt a quiver of excitement run through me.2 DLO a long case for carrying arrow s Examples from the Corpus quiver quiver quiver 2 noun 1 SHAKE a slight trembling quiver of fear/anxiety/anticipation etc I felt a quiver of excitement run through me. As their striding Emperor quivered with the unleashing of its weaponry, Biff sat impotently for only a few moments.The children stood there quivering with excitement as I opened the package.Her lips quivered wildly and she gestured behind her at nothing.He quivered, very slightly, all over, as though he were perished with cold.We stand like three old trees in winter, quivering in the gloom.Golden slivers of sunlight seeped through the interstices of the jute wall, and the talon-shaped leave quivered in some secret sign.John's hands were quivering as he put down his papers and started his speech.Her lip quivered, and tears rolled down her cheeks.Down the, moving beyond a curtain of quivering air, she saw the stage, perhaps with letters.You push the spring down and you can feel it quivering.→ See Verb table Examples from the Corpus quiver quiver with indignation/anger etc I lay there quivering with fear. Her mouth quivered slightly as she turned away. ![]() From Longman Dictionary of Contemporary English quiver quiv‧er 1 / ˈkwɪvə $ -ər / verb SHAKE to shake slightly because you are cold, or because you feel very afraid, angry, excited etc SYN tremble The child was quivering in her arms. ![]()
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