Search results
Results From The WOW.Com Content Network
Vagusstoff (literally translated from German as "Vagus Substance") refers to the substance released by stimulation of the vagus nerve which causes a reduction in the heart rate. Discovered in 1921 by physiologist Otto Loewi , vagusstoff was the first confirmation of chemical synaptic transmission and the first neurotransmitter ever discovered.
Vagusstoff transmitted inhibition from the vagus nerves, and Acceleransstoff transmitted stimulation from the sympathetic nerves to the heart. [31] Loewi took some years to commit himself with respect to the nature of the Stoffe , but in 1926 he was sure that Vagusstoff was acetylcholine, writing in 1936 [ 32 ] "I no longer hesitate to identify ...
Jawed Karim was born on October 28, 1979, in Merseburg, East Germany, to a Bangladeshi father and a German mother. [4] His father Naimul Karim (Bengali: নাইমুল করিম) is a Bangladeshi who is a researcher at 3M, and his mother, Christine, is a German biochemistry scientist at the University of Minnesota. [5]
Félicette (French pronunciation:) was a stray Parisian cat that became the first feline launched into space on 18 October 1963 as part of the French space program. She was one of 14 female cats trained for spaceflight. The cats had electrodes implanted onto their skulls to monitor their neurological activity throughout the flight. During the ...
Mental stimulation (mood, attraction, erotic thoughts) and physical fitness (cardiovascular health, muscular strength, endurance) also influence the intensity of male orgasms.”
Without ovulation, she may enter interestrus, which is the combined stages of diestrus and anestrus, before reentering estrus. With the induction of ovulation, the female becomes pregnant or undergoes a non-pregnant luteal phase, also known as pseudopregnancy. Cats are polyestrous but experience a seasonal anestrus in autumn and late winter. [19]
Grisly video has emerged of a blood-soaked woman after she was allegedly caught killing and eating a cat in Ohio — but she’s neither a Haitian migrant nor anywhere near Springfield.
The word "kitten" derives from the Middle English word kitoun, which in turn came from the Old French chitoun or cheton. [1] Juvenile big cats are called "cubs" rather than kittens; either term (but usually more commonly "kitten") may be used for the young of smaller wild felids, such as ocelots, caracals, and lynxes.