test 1

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1 point

microbiology

which sentence is true :

all immunogens are antigens

penicillin can generate immune response

haptens are high molecular weight compounds

both a and c

1 point

pharmacology

all of the following are types of augmented adverse effect except :

intolerance

side effect

idiosyncrasy

overdose

1 point

pathology

hypoxia can be caused by all the following except :

anemia

pneumonia

ischemia

ionizing radiation

1 point

microbiology

all of the following are true about bacterial spores except :

spores don't reproduce

spores formation occurs in response to unfavorable conditions.

some bacteria are capable of forming spores in vivo

spores germinate to vegetative form which can multipy

1 point

pharmacology

which of the following is atrue statement?

loading dose= Css X clearance

Maintenance dose= Css X vol. of distribution

Elimination half life of a drug = 0.693 Vd divided by clearance

drugs with zero order kinetics have a fixed half life

1 point

paracytology

all eggs of cystodes are defeacated mature except that of :

taenia solium

H. NANA

hymenolepis Deminuta

diphyllobothrium latum

1 point

paracytology

regarding heterophyes heterophyes , it shows all the following except :

the shell of its egg is thick

its egg is small

it shows peripheral basophilia in cbc in heavy cases

it shows immature embryo in its egg

both c and d

1 point

pathology

the correct apoptotic pathway in intrinsic (mitochondrial) pathway is :

Bcl2>> p53 >> Bax & Bak >> cyt. c >> caspase cascade

Bcl2>> p53 >> Bax & Bak>> caspase cascade>> cyt.c

p53 >> Bcl2 >> Bax & Bak >> cyt.c >> caspase cascade

p53>>Bax & Bak >>Bcl2 >>cyt.c >> caspase cascade

1 point

pharmacology

all the following statements regarding the competitive antagonist are true except :

antagonism depends on plasma concentration of agonist and antagonist

it causes the dose response curve to shift to the right

it increases EC50

it decreases Emax

10.

1 point

pathology

which cell mediator increases vascular permeability :

seretonin

IL-1

TNF-alpha

prostaglandins

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