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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)

Jumbled sentence: Match the correct description to the divisions of the cochlear duct. (2 Marks)The scala vestibuli. The scala tympani.

Identify the statement that is true ONLY of the Secondary Response to antigen  

Fill-in multiple blanks: Answer the following question by filling in the correct answers. (3 Marks) State the type of epithelia lining the following cavities: Nasopharynx. [BLANK-1] Oropharynx. [BLANK-2] Laryngopharynx. [BLANK-3]

Facultative anaerobes may gain their energy from: