Q- What is the correct match regarding the genetic transmission of the following diseases?
A- Duchenne muscular dystrophy- X-link dominant
B- Huntington’s disease- Autosomal recessive
C- Hypophosphatemic rickets- X-link recessive
D- Leber hereditary optic neuropathy- Mitochondrial inheritance
D- Leber hereditary optic neuropathy- Mitochondrial inheritance- Duchenne muscular dystrophy- X-link recessive- Hypophosphatemic rickets- X-link dominant- Huntington’s disease- Autosomal dominant-
Q- Which type of hypersensitivity reaction develops from Mycobacterium tuberculosis?
A- Type I
B- Type II
C- Type III
D- Type IV
D- Type IV- A- Anaphylaxis. B- Transfusion reactions, hemolytic anemia and Goodpasture syndrome. C- Serum sickness, Arthus reaction, rheumatoid arthritis and lupus nephritis.
Q- Which one of the following medications inhibits cell wall synthesis of bacteria?
A- Aminoglycoside.
B- Carbapenem
C- Clindamycin
D- Erythromycin
B- Carbapenem- Cell Wall Synthesis Inhibitors: Penicillins, Cephalosporins, Carbapenems, Monobactams, Vancomycin, Bacitracin and Cycloserine.
Protein Synthesis Inhibitors: Aminoglycosides, Tetracyclines, Spectinomycin, Erythromycin, Lincomycin, Clindamycin and Chloramphenicol