In which body tissue(s) are creatine and phosphocreatine converted to creatinine?
bone marrow
skeletal muscles
brown fat
liver
Correct Answer :
B. skeletal muscles
in skeletal muscles, through a non-enzymatic conversion, creatine and phosphocreatine are converted to creatinine.
Related Questions
What is the most frequent anomaly associated with multicystic renal dysplasia?
ureteral atresia
vesicoureteral reflux
ureteropelvic junction obstruction
ureteral duplication
What is the nature of the prostate-specific antigen?
protease
lyase
carboxylase
hydrolase
Which of the following is NOT a cause of hypocitraturia?
high protein diet
hypokalaemia
proximal renal tubular acidosis
idiopathic
What is the most significant complication of cyclosporine?
hepatic toxicity
renal toxicity
neural toxicity
cardiac toxicity
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
Which class of the following diuretics could cause erectile dysfunction?
loop diuretics
thiazide diuretics
potassium sparing diuretics
osmotic diuretics
By which of the following structures, do the fused lower poles of hoarseshoe kidneys get trapped during embryologic ascent?
inferior mesenteric artery
superior mesenteric artery
celiac artery
common iliac artery
Which antibiotic is the best to treat soft tissue infection with methicillin-resistant Staphylococcus aureus (MRSA) in hospitalized patients?
vancomycin
cefotaxime
penicillin G
tobramycin
Where is the gene sex-determining region (SRY) located at?
long arm of X chromosome
long arm of Y chromosome
short arm of Y chromosome
short arm of X chromosome
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 nephron segment contains the most diluted urine in central diabetes insipidus patient?
proximal convoluted tubules
distal convoluted tubules
collecting duct
loop of Henle
Which statement regarding post-obstructive diuresis (POD) is false?
urine production exceeding 200 ml/hr for 2 consecutive hours or producing greater than 3 L of urine in 24 hours is diagnostic of POD
pathologic POD can be exacerbated by excessive fluid replacement
the replacement fluid choice is ringer lactate
fluid resuscitation depends on the degree of dehydration
Which organism is capable of proliferation in the urine and causing urethritis?
Ureaplasma urealyticum
Chlamydia trachomatis
E. coli
Neisseria gonorrhea
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
Adult size of bladder capacity is achieved at what age?
5 6 yrs.
7 8 yrs.
9 10 yrs.
11 12 yrs.
What is the number of bacteria per high-power field microscopy that matches colony counts of 100,000/mL?
100
50
10
5
Where is the centre of reflex erection located at?
the brain cortex
the sacral cord
the lumbar cord
the hypothalamus
Which statement is false concerning microhematuria?
malignancy is identified in patients presenting with microhematuria more than in patients presenting with gross hematuria
microscopic hematuria is defined as > 3 red blood cells per high powered field (RBC/hpf) on a single specimen
warrants full hematuria workup
history of cigarette smoking is of significance
Branches of what artery travel under the endopelvic fascia form the prostate to the sidewall of the pelvis?
obturator artery
midrectal artery
inferior vesical artery
pudendal artery
Which agent is most likely to cause hemorrhagic cystitis?
cisplatin
ifosfamide
phosphomycin
amphotericin B
Which of the following contributes second to the seminal fluid by volume?
seminal vesicles
the prostate
testes
bulbourethral glands
To which group of lymph nodes do tumors at the anterior superior area of the bladder, first, drain?
hypogastric
internal iliac
external iliac
lateral sacral
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
At which week of gestation do the primordial germ cells migrate to form the genital ridges?
third
fourth
fifth
seventh
Which microbe causes red diaper syndrome?
Serratia marcescens
Streptococcus pyogenes
Clostridium difficile
Staphylococcus saprophyticus
Which artery(ies) supply(ies) the prostate?
middle rectal
inferior vesical
a & b
none of the above
What could render red urine workup, false positive for hematuria?
dehydration
myoglobinuria
high doses of vitamin C
all of the above
Which agent should be avoided during living-related donor nephrectomy?
ice slush
heparin
norepinephrine
methylene blue
What is the most significant innervation of the vas deferens?
sympathetic nervous system
parasympathetic nervous system
somatic nervous system
none of the above
Which statement is false concerning capacitation of spermatozoa?
occurs after acrosome reaction
entails removal of a glycoprotein layer
it is a biochemical event of sperm maturation
changes occur in the female genital tract