Which area in the nervous system is tested by bulbocavernosus reflex?
brain stem
C2 C4
S2 - S4
L2 - L4
Correct Answer :
C. S2 - S4
the anus and bulbocavernosa are innervated by S2 - S4.
Related Questions
Which of the following does NOT increase PSA value?
trauma to the prostate
digital rectal examination
urinary retention
prostatitis
What is the most likely cause of large scrotal hematoma in neonates?
clotting factor VIII deficiency
clotting factor IX deficiency
breech delivery
scrotal cavernous haemangioma
To which region does pain, from the left mid ureter, refer to?
the loin region
the inguinal region
the umbilical region
the penis or clitoris
Which artery(ies) supply(ies) the prostate?
middle rectal
inferior vesical
a & b
none of the above
Which layer lies between the superficial and deep inguinal lymph nodes?
Scarpa`s fascia
fascia lata
Dartos fascia
Camper`s fascia
What is the prime effect of antidiuretic hormone on kidneys?
increase collecting duct permeability
increase medullary blood flow
decrease cortical blood flow
decrease potassium secretion
What is the creatinine clearance in ml/min for a 70 kg man aging 50 yrs. with 1.1 mg/dL serum creatinine?
79.54
44.19
84.15
94.25
At which week of gestation do the primordial germ cells migrate to form the genital ridges?
third
fourth
fifth
seventh
Renal blood flow is autoregulated by:
sympathetic nervous system
parasympathetic nervous system
urinary output
afferent arteriolar resistance
Which part of the male urethra is the narrowest?
the membranous
the bladder neck
the bulbous
the external urethral meatus
Which period of intrauterine life does the process of organ formation (organogenesis) take place?
9 12 weeks
12 15 weeks
15 18 weeks
18 21 weeks
In which condition can NOT creatinine level be 1200 mg/dL?
an aspirate of pelvic urinoma
in untreated end-stage renal failure disease
a sample from a wound drain after pyeloplasty
a sample from suprapubic catheter
Hematuria of glomerular origin is associated with:
significant proteinuria, dysmorphic RBCs, RBC casts
glycosuria, eumorphic RBCs, WBC casts
hypercalciuria, eumorphic RBCs, granular casts
proteinuria, dysmorphic RBCs, hyaline casts
The commonest neoplasms that metastasize to kidneys come from:
breasts
thyroids
lungs
liver
Which statement is false concerning the epididymis?
each epididymis can be palpable at the postero-lateral surface of the testis
has 3 parts; head, body, and tail
new batches of sperms stay in the epididymis around 2 days for maturation
shares the same blood supply of the testis
Which statement concerning urine pH is false?
influenced by food and medications
renal stones form at the extremes of pH range
reliable only when measured by 24 hr. urine collection
ranges from 4 7
The mature genitourinary system develops from all of the following embryonic sources, EXCEPT:
intermediate mesoderm
mesothelium of celomic cavity
endoderm of the urogenital sinus
somatic ectoderm
How many days does spermatogenesis take in the man?
16
32
64
90
Between which 2 fascial planes does the prostatic neurovascular bundle travel?
prostatic fascia and levator fascia
prostate capsule and prostatic fascia
Denonvilliers fascia and prostate capsule
Denonvilliers fascia and endopelvic fascia
Which of the prostate medications could result in significant hypotension?
finasteride
prazosin
silodosin
vardenafil
What antibiotic could result in red man syndrome?
vancomycin
clindamycin
streptomycin
tobramycin
What is false concerning fosfomycin antibiotic?
has a limited cross-resistance with most common antibacterial agents
causes injection site reactions
is active against most uropathogens
is effective as a single-dose agent
What type of renal tubular acidosis (RTA) does demonstrate aldosterone resistance?
type 1
type 2
type 3
type 4
What does make UTI more common in mid-aged females than in males?
short female urethra
pregnancy
vaginal colonization with enterobacteria
all the above
What could cause autonomic dysreflexia?
full bladder or rectum
tooth extraction
hypertension medications
uncontrolled diabetes mellitus
Which statement is false concerning the gubernaculua?
degenerate after birth
called the caudal genital ligaments
help guide the testes down through the inguinal canals
represent undifferentiated mesenchyme
What is the number of bacteria per high-power field microscopy that matches colony counts of 100,000/mL?
100
50
10
5
Which of the following contributes second to the seminal fluid by volume?
seminal vesicles
the prostate
testes
bulbourethral glands
Which of the following lab results indicates prerenal failure?
serum BUN : creatinine > 20
urine [Na] < 30 mEq/L
Na excretion fraction < 1
all of the above
From where does the main parasympathetic efferent innervation to the pelvic plexus arise?
S1
S2-S4
T11-L2
L3-S1