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89 Cards in this Set

  • Front
  • Back
3 Columns of Vascular Erectile Tissue
What do they form?
*Corpus Spongiosum
*2 Corpora Cavernosa

**Shaft of the penis
Corpus Spongiosum forms the .......
Corpus Spongiosum forms the bulb of the penis
secretions of the glans that may collect under the prepuce of foreskin
*Smegma
Location of the Urethra
*ventrally in the shaft of the penis
The testes contain which 2 structures?
1) Interstitial Tissue
2) Seminiferous Tubules
______________ ____________ from the hypothalamus stimulates pituitary secretion of ______________________ ____________________ & _________________ ________________.
Gonadotropin-releasing hormone from the hypothalamus stimulates pituitary secretion of luteinizing hormone & follicle-stimulating hormone.
________________ __________________ acts on interstitial Leydig cells to promote the synthesis of testosterone.
Luteinizing hormone acts on interstitial Leydig cells to promote the synthesis of testosterone.
Which enzyme triggers pubertal growth of the male genitalia, prostate, seminal vesicles, & secondary sex characteristics (facial & body hair, musculoskeletal growth, & larynx enlargement-low-pitched voice)
5-alpha dihydrotestosterone
Role of Follicle-Stimulating hormone
*regulates sperm production in germ cells & Sertoli cells of the tubules
cloaks the anterior two-thirds of the testis & can accumulate fluid
Tunica Vaginalis
Epididymis
*consists of tightly coiled spermatic ducts
*provide a reservoir for storage, maturation, & transport of sperm from the testis to the vas deferens
During ejaculation, a cord-like structure that transports sperm from the tail of the epididymis along a somewhat circular route to the urethra
*vas deferens
Each vas is closely associated with these 3 structures and make-up the ...
*each vas is closely associated with blood vessels, nerves, & muscle fibers.
*these structure make up the spermatic cord
Secretions from which 3 structures contribute to seminal fluid...
*vasa deferentia
*seminal vesicles
*prostate
Male sexual function depends on normal levels of __________________, adequate _________ ____________ ___________ to the inferior epigastric ___________ & its cremasteric & pubic branches, and intact _____________ _________________ from alpha-adrenergic & cholinergic pathways.
Male sexual function depends on normal levels of TESTOSTERONE, adequate ARTERIAL BLOOD FLOW to the inferior epigastric ARTERY & its cremasteric & pubic branches, and intact NEURAL INNERVATION from alpha-adrenergic & cholinergic pathways.
What 2 types of stimuli trigger an erection from venous engorgement of the corpora cavernosa?
1) Visual, auditory, & erotic cues
2) Tactile stimulation
Visual, auditory, & erotic cues trigger ....
Sympathetic outflow from higher brain centers to the T11 through L2 levels of the spinal cord
Tactile stimulates initiates impulses from the genitalia to ________ to _______ reflex arcs. Stimulating which pathway and through which nerve?
Tactile stimulation initiates sensory impulses from the genitalia to S2 to S4 reflex arcs & parasympathetic pathways through the pudendal nerve.
Increased levels of which 2 substances result in local vasodilation of the penis?
1) Nitric oxide
2) Cyclic GMP
Lymphatics from the penile & scrotal surfaces drain into which nodes?
*inguinal nodes
Lymphatics of the testes drain where?
*abdominal nodes
Inguinal Hernias
*when loops of bowel force their way through weak areas of the inguinal canal
Indirect hernias form where?
*at the internal inguinal ring, where the spermatic cord exits the abdomen
Direct inguinal hernias arise where?
*more readily from weakness in the floor of the inguinal canal
*associated with straining & heavy lifting
Which hernias are more likely to present as emergencies?
*Femoral hernias are more likely to present as emergencies with bowel incarceration or strangulation.
Psychological Causes for Lack of Libido
*depression
*endocrine dysfunction
*medication side effects
Psychological causes for erectile dysfunction are expected if....
*early morning erection is preserved
Physiologic Causes for Erectile Dysfunction
*decreased testosterone
*decreased blood flow in the hypo-gastric arterial system
*impaired neural innervation
*DM
Possible Causes for Reduced or Absent Ejaculation affecting Middle-Aged or Older Men
*medications
*surgeries
*neurologic deficits
*lack of androgen
Profuse yellow penile discharge in ......
Scanty white or clear discharge in .......
*yellow penile discharge = gonorrhea
*white penile discharge = non-gonococcal urethritis from Chlamydia

**definitive diagnosis requires Gram stain & culture
rash, tenosynovitis, mono-articular arthritis, not always with urogenital symptoms can occur in....
*disseminated gonorrhea
Most common STI
*Chlamydia
2 Populations at Highest Risk for acquiring HIV/AIDS
*African American men
*men having sex with men
CDC Recommendations for HIV/AIDS Testing
*universal testing from ages 18 to 64, regardless of risk
Recommendation for HPV vaccination with Gardasil
*boys and men ages 9 through 26 for prevention of genital warts
Testicular cancer is _____________, but most common cancer for men ages _______ to _________.
Testicular cancer is RARE, but most common cancer for men ages 15 to 34.
*more common in white men
A good genital exam can be performed with the patient in which 2 positions?
1) standing
2) supine
To check for hernias or varicoceles, how should be the patient be positioned? The provider?
To check for hernias or varicoceles, patient should be standing.
Provider should sit comfortably on a chair or stool.
Retraction of the foreskin or prepuce is essential for....
*detection of chancres & carcinomas
cheesy whitish material that may accumulate normally under the foreskin
*smegma
a tight prepuce that cannot be retracted over the glans
*phimosis
a tight prepuce that, once retracted, cannot be returned with
*paraphimosis
inflammation of the penile glans
*balanitis
inflammation of the penile glans and prepuce
*balanoposthitis
a congenital ventral displacement of the urethral meatus
*hypospadias
To compress the glans of the penis which 2 fingers should be utilized?
*index finger above
*thumb below
Induration along the ventral surface of the penis could suggest which 2 conditions?
1) urethral stricture
2) carcinoma
dome-shaped white or yellow papules or nodules formed by occluded follicles filled with keratin debris that appear on the scrotum
*epidermoid cysts
**common, multiple, benign
cryptorchidism
*an undescended testicle
**testis is atrophied & may lie in the inguinal canal or abdomen resulting in an unfilled scrotum
**markedly raises the risk for testicular cancer
Common Causes for Scrotal Swelling
*indirect inguinal hernias
*hydrocele
*scrotal edema
**rare, testicular cancer
Epididymis feels _____________ & _____________.
*nodular & cordlike
Causes of Painful, Tender Scrotal Swelling
*acute epididymitis
*acute orchitis
*torsion of the spermatic cord
*strangulated inguinal hernia
Transillumination of the Scrotum
*shine a beam of light from behind the scrotum through the swelling in the scrotum
*swelling containing serious fluid light up with a red glow
*swelling containing blood or tissue (normal testis, tumor, or most hernias) do not
What maneuver allows for easier detection of any hernias?
*Valsalva maneuver (patient strains & bears down) to increase intra-abdominal pressure
Bulge near the external inguinal ring suggests a _________ inguinal hernia.
Bulge near the internal inguinal ring suggest a _________ inguinal hernia.
*EXTERNAL Inguinal Ring = DIRECT Inguinal Hernia
*INTERNAL Inguinal Ring = INDIRECT Inguinal Hernia
Detecting a direct or indirect mass warrants.....
*surgical evaluation
True or False. A large scrotal mass that returns to the abdomen by itself when the patient lies down is considered a scrotal hernia.
True
____________ _____________ may be heard over a hernia, but not a hydrocele.
*bowel sounds
A hernia is considered incarcerated when .....
*contents cannot be returned to the abdominal cavity
A hernia is considered strangulated when .....
*blood supply to the entrapped contents is compromised
When is a strangulated hernia suspected?
*in the presence of tenderness, nausea & vomiting
Risk Factors for Testicular Cancer
*Cryptorchidism (high risk for CA in the undescended testicle)
*h/o carcinoma in the contralateral testicle
*mumps orchitis
*inguinal hernia
*hydrocele in childhood
When is a self-testicular exam best performed?
*after a warm bath or shower because the heat relaxes the scrotum
Causative Agent of Genital Warts
*HPV
Associated Manifestations with Genital Herpes Simplex
*fever
*malaise
*HA
*arthralgia
*local pain & edema
*lymphadenopathy
Chancre appear with which STI?
*syphilis
Chancre
*PAINLESS erosion up to 2 cm in diameter
*base is clean, red, smooth, & glistening
*borders are raised or indurated
*heals within 3 to 8 weeks
Causative Agent of Primary Syphilis
*Treponema pallidum, a spirochete
Lymphedema in Primary Syphilis
*inguinal lymphedema may develop within 7 days
*lymph nodes feel rubbery, non-tender, & mobile
red papule or pustule that forms a PAINFUL deep ulcer with ragged non-indurated margins; contains necrotic exudate & a friable base
*Chancroid
Pitting Scrotal Edema can be seen in which 2 disease states?
*Heart failure
*Nephrotic syndrome
painful, non-tender, hard plaques found just beneath the skin (usually along the dorsum of the penis)
*patient c/o crooked, painful erections
*Peyronie's Disease
non-tender fluid-filled mass within the tunica vaginalis
*hydrocele
True or False. The examining fingers CAN get above a mass within the scrotum, if it is a hydrocele.
True
indurated nodule or ulcer that is usually non-tender
*carcinoma of the penis
**limited almost completely to men who are uncircumsized
True or False. With a scrotal hernia, the examining fingers CANNOT get above the mass within the scrotum.
*True
Normal Testicle Length in Adults
*less than or equal to 3.5 cm
Small, firm testes measuring less than or equal to 2 cm are seen in which condition....
*Klinefelter's syndrome
Small, soft testes suggest ........ and are seen in which disease states?
*suggest atrophy
**cirrhosis
**myotonic dystrophy
**use of estrogens
**hypo-pituitarism
**may follow orchitis
testis is acutely inflamed, painful, tender, & swollen
scrotum may be reddened
*acute orchitis
Cause of Acute Orchitis
*mumps
*other viral infections
**usually occurs unilaterally
a painless, moveable cystic mass filled with sperm just above the testis; without sperm
*spermatocele; cyst of the epididymis
Most Common Cause of Acute Epididymitis
*Chlamydia infection
*co-existing urinary tract infection or prostatitis support this diagnosis
Varicocele or varicose veins of the spermatic cord usually occur on which side?
LEFT
Which disease produces a firm enlargement of the epididymis that may be tender & a thickening or beading of the vas deferens?
*tuberculosis
Most Common Type of Hernia
*Indirect Inguinal Hernia
hernia comes down the inguinal canal & touches the examiner's fingertip
*indirect inguinal hernia
hernia bulges anteriorly & pushes the side of the examiner's finger forward
*direct inguinal hernia
inguinal cavity is empty
*femoral hernia
**may be difficult to differentiate from lymph nodes