Concept explainers
To review:
The given blank space in the statement, “__________ is the enlargement and stiffening of the penis, which is the result when the tissue in the penis becomes engorged with blood, and _______ is the process by which semen is expelled from the penis.”
Introduction:
Sex is the short form of sexual intercourse. It not only involves intercourse, but also involves other acts that lead to sexual stimulation. The act of sex can be subdivided into four stages, namely the excitement phase, during which the arousal of the person takes place, the second stage, which is the plateau phase, the third stage, which is marked by intense pleasure, and the resolutionstage, during which the body returns to its normal state.
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Human Anatomy & Physiology (2nd Edition)
- Fill in the blank: As the testes descend, they pass through the _______________________ of the abdominal wall into the scrotum.arrow_forwardFill in the blank: The vaginal orifice is partially closed by a thin membrane called the _______________________.arrow_forwardFill in the blank: The largest of the ovarian attachments is called the _______________________ ligament.arrow_forward
- Fill in the blank: _______________________ is the process by which semen is forced out through the urethra.arrow_forwardChoose the correct order for the path of sperm from the testes to outside the body. O ductus deferens - epididymis - ejaculatory duct - penis O epididymis - ejaculatory duct - penis- ductus deferens epididymis- ductus deferens- ejaculatory duct - penis ductus deferens - ejaculatory duct-penis-epididymis.arrow_forwardThe structure indicated by the blue arrow is the: bulbourethral gland B prostate gland testis D glansarrow_forward
- Fill in the blank: A portion of the uterus called the _______________________ extends downward into the upper portion of thevagina.arrow_forwardSelect the best answer or answers from the choices given: Secondary sex characteristics are (a) present in the embryo, (b) a result of male or female sex hormones increasing in amount at puberty, (c) the testis in the male and the ovary in the female, (d) not subject to withdrawal once established.arrow_forwardLabel A-I as the following: -Testis -Prostate gland -Urethra -Ejaculatory duct -Penis -Erectile tissue of penis -Rectum -Scrotum -Urinary bladderarrow_forward
- In a bell-clapper deformity, the testis is not attached but is free to swing inside the scrotum. This deformity is a concern because it can lead to blood loss to and death of the testis. Discuss how the bell-clapper deformity can lead to blood loss to the testis.arrow_forwardLabel the following structures on the picture below: Blader Bulbourethral glands Epididymis Erectile tissue External Urethral orifice Glans of the Penis Prostate gland Seminal vesicles Testes Urethra Vas deferensarrow_forwardTesticular cancer is the most common form of cancer among men ages 15 to 34. The affected testis is removed in a procedure called an orchiectomy. However, fertility is rarely changed by this surgery. Discuss why.arrow_forward