How Do You Spell NEGATIVE CHRONOTROPISM?

Pronunciation: [nˈɛɡətˌɪv kɹˈɒnətɹˌə͡ʊpɪzəm] (IPA)

Negative chronotropism is a term used in cardiology to describe a decrease in heart rate. The word is spelled with clear emphasis on the second syllable, which is pronounced as "kron-uh-troh-piz-uhm" (krɒnətrəʊpɪz(ə)m) in IPA phonetic transcription. The "ch" in "chronotropism" is pronounced as a "k" sound, while the "o" is pronounced as a short "u" sound. This spelling is derived from Greek roots, with "chronos" meaning time and "tropism" meaning turning. Together, these roots describe the effect of time on heart rate.

NEGATIVE CHRONOTROPISM Meaning and Definition

1. Negative chronotropism is a term commonly used in the medical field to describe a physiological response characterized by a decrease in heart rate or a slowing down of the heart's rate of contraction. The word "chronotropism" refers to the heart's ability to regulate its own rate of beating, which is influenced by the autonomic nervous system. In particular, negative chronotropism is associated with the parasympathetic nervous system's control over the heart.

   The parasympathetic nervous system, also known as the "rest and digest" system, is responsible for slowing down bodily functions and promoting relaxation. When the parasympathetic system is activated, it releases acetylcholine, a neurotransmitter that binds to receptors on the heart's pacemaker cells. This binding leads to a decrease in the heart's rate of contractions, resulting in a lowered heart rate or bradycardia.

   Negative chronotropism can be beneficial in certain situations, such as during periods of rest, sleep, or relaxation when the body requires less oxygen and energy. However, it can also occur as a result of certain medical conditions or medication side effects, leading to an abnormally slow heart rate that may be symptomatic and require medical intervention.

   In summary, negative chronotropism refers to a decrease in heart rate or a slowing down of the heart's rate of contraction, typically brought about by the parasympathetic nervous system's influence on the heart's pacemaker cells.

2. Retardation of the movement.

   A practical medical dictionary. By Stedman, Thomas Lathrop. Published 1920.

Common Misspellings for NEGATIVE CHRONOTROPISM

• negativechronotropiesm
• n egative chronotropism
• ne gative chronotropism
• neg ative chronotropism
• nega tive chronotropism
• negat ive chronotropism
• negati ve chronotropism
• negativ e chronotropism
• negative c hronotropism
• negative ch ronotropism
• negative chr onotropism
• negative chro notropism
• negative chron otropism
• negative chrono tropism
• negative chronot ropism
• negative chronotr opism
• negative chronotropi sm
• negative chronotropis m

Etymology of NEGATIVE CHRONOTROPISM

The term "chronotropism" is derived from the Greek words "chronos" meaning "time" and "tropos" meaning "turn" or "direction". It refers to the effect of a substance or agent on the rate or timing of a biological process, specifically in this case, the heartbeat.

The word "negative" in "negative chronotropism" indicates an inhibitory or decremental effect. In the context of chronotropism, it suggests a decrease in heart rate. So, "negative chronotropism" refers to the condition or property of an agent or substance that causes a decrease in heart rate or slows down the timing of the heartbeat.