Author: qnasb27

Which of the following statements about hypersensitivity reactions is FALSE: A. type I hypersensitivity reactions rely on IgE antibodies B. the Arthus reaction is a type III reaction C. complement depletion...

One week following an injection of aqueous penicillin, a patient develops joint pains, a red, pruritic skin rash, fever and lymphadenopathy. Presuming that the diagnosis of serum sickness is correct: A....

Complement is involved in the pathogenesis of each of the following EXCEPT A. Arthus reaction. B. contact dermatitis. C. erythroblastosis foetalis. D. haemolytic transfusion ABO reaction. E. serum sickness.

Severe haemolytic transfusion reactions commonly occur when A. the transfused blood contains antibodies against the recipient cells. B. the recipient has a high titre of antibodies against the donor cells....

A two year old black male is admitted to the hospital for his second episode of bacterial meningitis. His family history is positive for two other male siblings dying in infancy from sepsis. He also has...

A ten month old recently had a mild URI. Over the next couple of days, he develops a "barky cough" with intermittent stridor which is worse at night. He has a low grade fever. Crying seems to exacerbate...

A 15 year old white female presents to clinic complaining of numbness in both legs which started yesterday. She has recently recovered from a URI which she had about 10 days ago. She also complains of...

A 1 year old white female had a seizure after having a temperature of 39.5 degrees C. If her seizure was a simple febrile seizure, all of the following statements would be true except: a. the seizure would...

The conversion of fibrinogen to fibrin A. Is effected by prothrombin. B. Involves the disruption of certain peptide linkages by a proteolytic enzyme. C. Is followed by polymerization of fibrin monomers....

Blood platelets A. Are formed in the bone marrow. B. Are normally more numerous than white cells. C. Have a small single-lobed nucleus. D. Increase in number after injury and surgery. E. Alter shape when...

Lymph A. Contains plasma proteins. B. Vessels are involved in the absorption of amino acids from the intestine. C. Production increases during muscular activity. D. Does not normally contain cells. E....

Antibodies (agglutinins) of the A and B red cell antigens (agglutinogens) A. Are present in fetal plasma. B. Cause haemolysis of RBCs containing the A and B antigens when added to a suspension of red cells...

 Developmentally supportive care is known  as the care which is given to an infant in order to promote positive growth and development of an infant, while help us to stabilize the psychological &...

Radiation therapy or radiotherapy, often abbreviated RT, RTx, or XRT, is a therapy using ionizing radiation, generally provided as part of cancer treatment to control or kill malignant cells and normally...

Pharmacology is the study of drugs, how they affect the body and how the body affects drugs. clinical pharmacology is a branch of pharmacology that deals with medication use and monitoring in the hospital...

Leeuwenhoek is universally acknowledged as the father of microbiology. He discovered both protists and bacteria. More than being the first to see this unimagined world of 'animalcules', he was the first...

Ivermectin is an antiparasitic drug. It works through many mechanisms to kill the targeted parasites, and can be taken orally, or applied to the skin for external infestations. It belongs to the avermectin...