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167572 Dental

A 25 year old male presents to the dental clinic with black spots on his tooth. Intra-oral examination reveals pit and fissure caries with 16. Which of the following ICDAS score will be given to this tooth based on the histological depth of the lesion?

ALesion depth in P/F was 50% inner enamel and 50% into the outer 1/3 dentin - score 2
BLesion depth in P/F with 77% in dentin - score 3
CLesion depth in P/F with 100% in dentin - score 5
DLesion depth in P/F was 100% reaching inner 1/3 dentin - score 6
Dental
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167577 Anatomy

A 62-year-old man is admitted to the emergency department due to increasing difficulty in urinating over a period of several months. Physical examination reveals prostatic hypertrophy. After several unsuccessful attempts to catheterize the penile urethra, the urologist orders drainage of the urinary bladder by the least invasive procedure, avoiding entry into the peritoneal cavity or the injury of any major vessels or organs. Which of the following spaces needs to be traversed by the needle to reach the bladder?

AIschioanal fossa
BPerineal body
CRetropubic space (of Retzius)
DSuperficial perineal cleft
Anatomy
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