Usually a periapical abscess of mandibular first premolar drains lingually into which of the following spaces ?
1. Sublingual
2. Submandibular
3. Parapharyngeal
4. Retropharyngeal
5. Pterygomandibular
Which of the following vessels contains the HIGHEST viscosity blood in the body?
1. Aorta
2. Vena cava
3. Vasa recta
4. Pulmonary vein
5. Pulmonary artery
hi dr tacoeif...
vasa recta removes the water reabsorbed from the renal tubules ....so its should have less viscosity
At which stage in the process of gene cloning are restriction nucleases used?
1. Isolation of mRNA
2. Synthesis of double stranded cDNA
3. Insertion of the cDNA into the vector DNA
4. Expression of the cloned gene by the bacteria
5. Introduction of recombinant DNA into a bacterial cell.
A dehydrated dental pt. as a result of severe vomiting following over use of a narcotic analgesic might present with which of the following symptoms ?
1. An increased pulse rate
2. An increased blood pressure
3. Facial edema
4. Distended neck veins
5. Desire to constantly urinate
The basic principles for sequencing DNA by the Sanger procedure derive from which of the following processes?
1. Translation
2. Transcription
3. Replication
4. reverse transcription
pls answer these questions,thanks...
