MDS PREP
Which of the following is the most common cause of hypothyroidism in adults leading to myxedema?
1) Cretinism
2) Grave's disease
3) Hyperthyroidism
4) Hashimoto's thyroiditis
Hashimoto's thyroiditis is the most common cause of hypothyroidism in adults leading to myxedema.
Compound odontoma shows on a radiograph as
1) Supernumerary teeth
2) Radiolucent and radiopaque areas
3) Masses of calcified areas
4) Distinguishable tooth-like structures
Oral Pathology
Answer: 4
A compound odontoma is a benign odontogenic tumor consisting of enamel, dentin, cementum, and pulp arranged in recognizable tooth-like structures. Radiographically, it appears as multiple small, tooth-like radiopaque structures, unlike complex odontomas, which show as masses of calcified material.
A 30-year-old woman presents with recurrent spontaneous abortions and recurrent thrombosis; her symptoms are most likely due to a deficiency of which substance?
1) PA inhibitors
2) Plasmin
3) Protein C
4) Thrombin
General Pathology
Answer: 3
A deficiency of Protein C can lead to recurrent spontaneous abortions and thrombosis due to impaired regulation of coagulation.
If a woman 22 weeks pregnant has ankle edema and proteinuria, the presence of which of the following would determine if she has preeclampsia?
1) Diabetes mellitus
2) Hyperuricemia
3) Hypertension
4) Systemic lupus erythematosus
Hypertension is a key factor in diagnosing preeclampsia in a pregnant woman with ankle edema and proteinuria.
Progenitor hematopoietic stem cells originate in -
1) Bone Marrow
2) Thymus
3) Lymph node
4) Spleen
General Pathology
Answer: 1
Progenitor hematopoietic stem cells originate in the bone marrow, where they differentiate into various blood cell lineages.