Urology, Gastroenterology, and Andrology Flashcards

1
Q

what is the trigone formed by?

A

the two ureteric orifices and the internal urethral orifice

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2
Q

what is the smooth muscle of the walls of the urinary bladder?

A

detrusor muscle

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3
Q

what is the fold between the two ureteric orifices?

A

interureteric fold

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4
Q

what is the apex of the bladder?

A

the anterior most part

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5
Q

where is the involuntary internal sphincter located?

A

in the walls of the neck of the urinary bladder

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6
Q

what are the parts of the male urethra?

A

preprostatic, prostatic, membranous, and spongy

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7
Q

where is the preprostatic urethra located?

A

in the neck of the urinary bladder

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8
Q

what is found within the prostatic urethra?

A

the urethral crest, the prostatic sinus, and the seminal colliculus

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9
Q

what is found within the spongy urethra?

A

the intrabulbar fossa, the navicular fossa, and the urethral glands

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10
Q

where is the navicular fossa found?

A

in the glans penis

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11
Q

what is the importance of the anorectal flexure?

A

it is important for fecal continence

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12
Q

what is the penile raphe?

A

the midline skin fold between the glans penis and the scrotum

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13
Q

what is the scrotal raphe?

A

the midline skin fold between the penile raphe and the perineal raphe

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14
Q

what is the perineal raphe?

A

the midline skin fold between the scrotal raphe and the anus

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15
Q

what is the purpose of the spermatic cord?

A

it suspends the testis in the scrotum

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16
Q

what are the contents of the spermatic cord?

A

ductus deferens, testicular a, artery of the ductus deferens, cremasteric a, pampiniform plexus (of veins), sympathetic nerve fibers, and genital branch of genitofemoral nerve.

17
Q

where is the ampulla of the ductus deferens located?

A

closet to the ejaculatory ducts

18
Q

what is a deferentectomy/ vasectomy?

A

the ligation or excision of the ductus deferens through an incision made in the superior scrotum

19
Q

What are the scrotum?

A

skin, dartos fascia, dartos muscle

20
Q

what are the layers of the spermatic cord?

A

external spermatic fascia, cremasteric fascia, cremasteric muscle, internal spermatic fascia

21
Q

what are the layers of the testis?

A

parietal tunica vaginalis, visceral tunica vaginalis, tunica albuginea

22
Q

what is the purpose of the straight tubule?

A

they transfer spermatozoa to the rete testis

23
Q

what are the rete testis?

A

sinusoidal spaces where the spermatozoa enter the efferent ductules of the epididymis

24
Q

what are the efferent ductules?

A

they transfer spermatozoa from the rete testis to the head and body of the epididymis

25
Q

what is the fascia that surrounds the penis?

A

the deep fascia of the penis (made of deep perineal fascia)

26
Q

what does the root of the penis include?

A

the bulb and crura of the penis, the bulbospongiosus m and the ischiocavernosus m

27
Q

what does the body of the penis include?

A

the paired corpus cavernosa, corpus spongiosum, and spongy urethra

28
Q

what is the glans penis continuous with?

A

the corpus spongiosum

29
Q

what is the ventral cylinder of the penile erectile tissue from proximal to distal?

A

unpaired- bulb of the penis, corpus spongiosum, and the glans penis

30
Q

what is the dorsal cylinder of the penile erectile tissue from proximal to distal?

A

paired- crura of the penis, corpora cavernosa

31
Q

what does the corpus cavernosum house?

A

the paired deep Artery of the penis

32
Q

what does enlargement of the prostate gland cause? and when does it often occur?

A

occurs with increasing age and can impinge the prostatic urethra- impending urination

33
Q

how can enlargement of the prostate gland and prostatic cancer be determined?

A

by digital rectal examination

34
Q

what are the seminal vesicles?

A

paired elongated structure between the urinary bladder and the rectum

35
Q

where do the ejaculatory ducts begin?

A

at the union of the ampulla of the ductus deferens and ducts of the seminal vesicle

36
Q

what is the duct of the bulbourethral gland?

A

it conveys bulbourethral secretions to the intrabulbar fossa of the spongy urethra