Physical Examination of the Male Genitalia

Question 1

What are the functions of the penis?

Answer 1

Excrete urine and introduce semen into the vagina.

Question 2

The glans penis is formed from what portion of the penis? How large is the opening of the male urethra?

Answer 2

Distal end of the corpus spongiosum.

2mm.

Question 3

What are normal findings of the skin of the penis?

Answer 3

Thin, redundant, and more darkly pigmented than the rest of the body.

Question 4

What is contained within the scrotum?

Answer 4

Two pendulous sacs, each containing:

A testis
Epididymis
Spermatic cord
Muscle layer

Question 5

What is the temperature requirement for spermatogenesis to take place?

Answer 5

Lower than 37 C.

Question 6

What portion of the male genitalia forms the ejaculatory duct?

Answer 6

Vas deferens.

Question 7

What produces the major volume of ejaculatory fluid?

Answer 7

The prostate.

Question 8

What enzyme is secreted by the prostate that liquefies coagulated semen?

Answer 8

Fibrinolysin.

Question 9

How much blood do the two corpora cavernosa become engorged with in response to an erection?

Answer 9

20-50mL.

Question 10

What is the condition called when foreskin is tight and cannot be retracted?

Answer 10

Phimosis.

Question 11

What position do you place a patient to palpate for a hernia?

Answer 11

Knee-chest position.

Question 12

What is the term for inflammation of the glans penis and a non retractable foreskin?

Answer 12

Balanoposthitis.

Question 13

What is a condition where the glans penis becomes inflamed due to an infection?

Answer 13

Balanitis.

Question 14

Thickening of the scrotum from edema is most likely a result of fluid retention associated with what body systems?

Answer 14

Cardiac, renal, or hepatic disease.

Question 15

A beady or lumpy vas deferens suggests what diseases?

Answer 15

Diabetes, TB, inflammatory changes.

Question 16

Varying degrees of adolescent maturation during puberty are classified according to what?

Answer 16

The tanner stages.

Question 17

Define paraphimosis.

Answer 17

Inability to replace foreskin that has been retracted.

Question 18

Define hypospadias.

Answer 18

A congenital defect where the urethral meatus is located on the ventral surface of the penis.

Question 19

Define how a syphilitic chancre lesion presents.

Answer 19

2 weeks after exposure, typically on the glans. Painless lesion has indurated borders with a clear base.

Question 20

These lesions appear as superficial vesicles that are painful and associated with inguinal lymphadenopathy, typically located on the glans, penile shaft or base.

Answer 20

Herpes

Question 21

Define condyloma acuminatum.

Answer 21

A soft, reddish lesion due a papovavirus infection. Typically presents on the prepuce, glans penis. The lesions may undergo malignant degeneration to squamous cell carcinoma.

Question 22

Define lymphogranuloma venereum.

Answer 22

This is an STI caused by a chlamydial organism. Lesions appear on the genitalia and is a painless erosion at or near the coronal sulcus.

Question 23

Define malluscum contagiosum.

Answer 23

An STI caused by a pox virus. Lesions are pearly gray, often umbilicated, smooth, dome shaped, with discrete margins.

Question 24

What condition results from a fibrous band in the corpus cavernosum that results in deviation of the penis during erection?

Answer 24

Peyronie disease.

Question 25

What condition tends to occur in uncircumcised men who practice poor hygiene? It appears as a painless lesion.

Answer 25

Penile carcinoma.

Question 26

This is a nontender, smooth, firm mass that results from fluid accumulation in the tunica vaginalis. The mass will transilluminate.

Answer 26

Hydrocele

Question 27

Define spermatocele.

Answer 27

A cystic swelling occurring at the epididymis.

Question 28

This is an abnormal tortuosity and dilation of veins of the pampiniform plexus within the spermatic cord. It is most common on the left side and is painful.

Answer 28

Varicocele. Associated with reduced fertility.

Question 29

What is orchitis?

Answer 29

Acute inflammation of the testis. Typically a complication of mumps.

Question 30

What condition is typically seen as a complication of a UTI in males? How does it present?

Answer 30

Epididymitis, inflammation of the epididymis. The epididymis is exquisitely tender and the scrotum may be markedly erythematous.

Question 31

What genital condition in males is a surgical emergency and often has associated nausea and vomiting?

Answer 31

Testicular torsion.

Question 32

This is an irregular, non-tender mass fixed on the testis that does not transilluminate.

Answer 32

Testicular tumor.