6 Which one of the following micro-organisms does not belong to the protozoa:
a
b
c
d
e
Giardia lamblia
Isospora belli
Trichomonas vaginais
Plasmodium malariae
Histoplasma capsulatum
7 The mucicarmine staining is especially helpful in identifying:
a
b
c
d
e
Mycobacteria
Cryptococci
Leishmania
Protozoa
Nocardia
8 Which statement about invasive carcinoma of the bladder is not true:
a
b
c

d
e
It is more common in males than in females
Schistosoma haematobium infections are an established risk factor
For prognosis, the histological pattern and the histological grade of the tumour are as important
as the stage when first diagnosed.
Most grade-I transitional cell carcinomas are diploid
Most grade-II and III transitional cell carcinomas are aneuploid
9 Which ovarian tumour is most common in women younger than 25 years
a
b
c
d
e
Cystic teratoma
Endodermal sinus tumour
Choriocarcinoma
Dysgerminoma
Granulosa cell tumour
10 Which of the following lesions does not have a radial growth phase
a
b
c
d
e
Superficial spreading melanoma
Lentigo malignant melanoma
Acral lentiginous melanoma
Nodular melanoma
Spindle cell melanoma