超星 - 阶段练习（二）

单选题

In natural state, the infective stage of Plasmodium is

A. Merozoite
B. Hypnozoite
C. Sporozoite
D. Gametocyte

单选题

How can people get infected by Clonorchis sinensis

A. Eating raw water plants with metacercariae
B. Eating raw water plants with eggs
C. Eating raw pork with rediae
D. Eating raw fish with metacercariae

查看答案

单选题

What is the parasitic location for the adult of Brugia malayi in human body?

A. Blood
B. Muscle
C. Lymphtics
D. Brain

查看答案

单选题

What is the infective stage for Echinococcus granulosis?

A. Egg
B. Adult
Cysticercus
D. Cercaria

查看答案

单选题

What is the infective stage for Taenia saginata?

A. Egg
B. Adult
Cysticercus
D. Cercaria

查看答案

单选题

Which of the following cells down-regulates cellular immune response?

A. Th1 cell
B. DC
C. NK cell
D. Treg
E. B cell

查看答案

单选题

Cells that secrete perforin and granzyme are

A. CTLs and B cell
B. CTLs and NK cells
C. B cells and NK cells
D. CTLs and macrophages
E. B lymphocytes and macrophages

查看答案

单选题

Which of the following is caused by type I hypersensitivity?

A. Hyperthyroidism
B. Urticaria (荨麻疹)
C. Serum Diseases
D. Contact dermatitis
E. Blood transfusion reaction

查看答案

单选题

Complement-mediated hypersensitivity reactions include

A. Only type II hypersensitivity
B. Only type III hypersensitivity
C. Type I, II and III hypersensitivity reactions
D. Type IV hypersensitivity
E. Type II and Type III hypersensitivity reactions

查看答案