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Multiple Answers: Select THREE structures that make up the roof of the nasal cavity. (3 Marks)

 What component of lipopolysaccharide (LPS) is a potent stimulator of the human immune system that may trigger Gram-negative septic shock?

MCQ: Which bone forms part of the medial wall of the orbit? (1 mark)

You are a researcher interested in studying Staphylococcus aureus and Staphylococcus epidermidis. Upon comparison of their 16S rRNA gene sequences, you would expect to find that they are:

An activated Cytotoxic T-cell may kill a virally infected cell by all of the mechanisms listed  EXCEPT:

Jumbled sentence: Select the correct vessels to complete the following statements on the venous drainage of the head and neck. (2 marks)The maxillary veins joins the [1] to form the retromandibular vein.The posterior division of the retromandibular vein joins the [2] to form the external jugular vein.

What is unique to the clonal selection process of naïve T-cells?

Fill-in blank: Answer the following question by filling in the correct answer. (3 Marks) List the unpaired cartilages of the larynx. [BLANK-1]

Which of the following properties is NOT true of IgM antibodies?

Multiple answers: Select THREE anterior branches of the external carotid artery. (3 marks)