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Cells of the mononuclear phagocyte system include

Cells of the mononuclear phagocyte system include

A) macrophages and monocytes.

B) neutrophils and eosinophils.

C) lymphocytes and plasma cells.

D) macrophages, monocytes,  neutrophils and eosinophils.

E) macrophages, monocytes, neutrophils, eosinophils, lymphocytes and plasma cells.

13) Which cell is incorrectly matched with the characteristic?

A) eosinophils - numbers increase with allergies and parasites

B) eosinophils - cytotoxic cells may live only 6-12 hours

C) basophils - have granules containing histamine and heparin

D) neutrophils - most abundant white cell

E) neutrophils - most difficult to identify

14) ________ have been found to be the precursor cells of macrophages.

A) Eosinophils

B) Basophils

C) Neutrophils

D) Monocytes

E) Lymphocytes

15) Which of the following are NOT antigen-presenting cells (APCs)?

A) lymphocytes

B) dendritic cells

C) macrophages

D) neutrophils

E) monocytes

16) Leukocytes recognize molecules that are unique to pathogens; thus, the molecules are

A) pathogen-associated molecular patterns.

B) pattern recognition receptors.

C) toll-like receptors.

D) phagosomes.

E) antigens.

17) Molecules that attract immune cells are known as

A) interferons.

B) lysozymes.

C) antigens.

D) opsonins.

E) chemotaxins.

18) Which of the following immune cells are also known as Langerhans cells?

A) basophils

B) eosinophils

C) mast cells

D) lymphocytes

E) dendritic cells

19) Lymphocytes and plasma cells

A) mediate the acquired immune response.

B) are found primarily in lymphoid tissue.

C) all function and behave the same way.

D) mediate the acquired immune response and are found primarily in lymphoid tissue.

E) mediate the acquired immune response, are found primarily in lymphoid tissue, and all function and behave the same way.

20) C-reactive protein is a type of

A) cytokine.

B) chemotaxin.

C) acute-phase protein.

D) pyrogen.

E) granzyme.

Dec 11 2019 View more View Less

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