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The video begins with the subject's genitals in a non-aroused flaccid state (0:00). As arousal progresses(0:30), the subject's penis becomes erect, the scrotum tightens and the testicles elevate. At the peak of arousal (0:57), orgasm occurs and semen is ejaculated from the penis in a series of rhythmic contractions.
In females, it contributes to clitoral erection [4] and the contractions of orgasm, and closes the vagina. Rhythmic contractions of bulbospongiosus muscles during male orgasm This muscle serves to empty the canal of the urethra , after the bladder has expelled its contents; during the greater part of the act of urination its fibers are relaxed ...
English Braille, also known as Grade 2 Braille, [1] is the braille alphabet used for English. It consists of around 250 letters , numerals, punctuation, formatting marks, contractions, and abbreviations . Some English Braille letters, such as таб ch , [2] correspond to more than one letter in print.
An induction shock produces a contraction or fails to do so according to its strength; if it does so at all, it produces the greatest contraction that can be produced by any strength of stimulus in the condition of the muscle at the time. This principle was later found to be present in skeletal muscle by Keith Lucas in 1909. [1]
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The final stretch! Bekah Martinez is nearing the end of her pregnancy, experiencing contractions on her Thursday, June 18, due date. “I really think this could be our last photo together before ...
An isometric exercise is an exercise involving the static contraction of a muscle without any visible movement in the angle of the joint. The term "isometric" combines the Greek words isos (equal) and -metria (measuring), meaning that in these exercises the length of the muscle and the angle of the joint do not change, though contraction ...
Child Protection and Obscenity Enforcement Act warning This work, which was made after November 1, 1990 and depicts one or more actual human beings engaged in sexually explicit conduct—including but not limited to "lascivious exhibition of the genitals or pubic area of any person" (USC 18 § 2256)—has record-keeping requirements in the United States under the Child Protection and Obscenity ...