Talk:SH Practical - Lymphatic Quiz

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Here are a few simple questions that relate to your lecture and Lymphatic Structure and Organs practical, this page is not a part of the lecture or practical class.

You should try in your own time after completing the Practical today.

Take the Quiz

1 The most abundant white blood cells as a percentage of all cells in normal circulation are the

	lymphocytes
	basophils
	monocytes
	eosinophils
	neutrophils

This is a block of text.

2 Why does this lymphocyte shown in this EM contain lots of RER?

	Because its a cytotoxic T lymphocyte
	Because its a monocyte
	Because its a macrophage
	Because its a Plasma cell
	Because its a B lymphocyte

Normal peripheral blood:

• 60 - 80% of lymphocytes are T cells
• 10 - 15% are B cells
• remainder lack both B and T cell markers (Natural killer cells, null cells).

T cell subpopulations defined by antigenic markers

• CD4+ (helper)
• CD8+ (suppressor)
• killer (cytotoxic)
• memory cells