MDS PREP
A retained lower decidious incisor will usually
1) Deflect permanent teeth lingually
2) Deflect permanent teeth labially
3) Deflect permanent teeth distally
4) Cause ankylosis of permanent teeth
Orthodontics
Answer: 1
A child"s mother can be allowed to remain in operatory room of dental clinic for which of the following children?
1) A child with temper tantrums
2) An apprehensive but cooperative child of 2 years
3) A child of 7 years with unknown fears
4) All of the above
Pedodontics
Answer: 2
Orientation records are best transferred by
1. Gothic arch tracing
2. Face-bow record
3. Dual impression technique
4. Any of the above
Prosthodontics
Answer: 2
Orientation records are best transferred by face-bow record.
What happens when the corpus luteum regresses during the menstrual cycle?
1) It secrets more estrogen and progesterone
2) It stops secreting estrogen and progesterone
3) It starts secreting FSH and LH
4) It causes an increase in the thickness of the endometrium
Physiology
Answer: 2
The regression of the corpus luteum leads to a sharp decline in estrogen and progesterone levels, which in turn causes the endometrium to shed and results in menstrual bleeding.