Barton Community College LIFE 1402 Class 3 1)Viruses are classified as a

Barton Community College

LIFE 1402

Class 3

1)Viruses are classified as

a.Bacteria

b.            Archaea

c.             Eukaryotes

d.            Acellular parasites

2.            Closed circulatory systems, such as those found in           , circulate fluid   . a. Humans; in blood vessels

b.            Grasshoppers; in body cavities

c.             Crustaceans; in blood vessels

d.            Amphibians; in body cavities

e.            Mollusks; in blood vessels

3.            Oxygenated blood from the lungs enters the                     of the heart, is moved to the      , and is pumped out of the body tissues via the           .

a.            Right atrium; right ventricle; vena cava

b.            Left ventricle; left atrium; aorta

c.             Right atrium; right ventricle; pulmonary arteries

d.            Left atrium; left ventricle; aorta

e.            Left ventricle; right ventricle; pulmonary arteries

4.            Red blood cells are primary responsible for          , and white blood cells main role is for

                .

a.            Immune defense; helping blood to clot

b.            Fighting bacteria; fighting viruses

c.             Transporting oxygen; immune defense

d.            Primary immune responses; secondary immune responses

e.            Making antigens’ making antibodies

5.                           are part of the adaptive immunity of an organism; and   are part of the innate immunity.

a.            T cells; Natural killer cell

b.            T cells; B cells

c.             Macrophages; monocytes

d.            Mucous membranes; macrophages

e.            Lysozymes; T cells

6.            Antibodies do what?

a.            Destroy viruses by denaturing their capsid proteins

b.            Regulate the adaptive immune response by signaling NK cells

c.             Send feedback to the nervous system to bring about the overall symptoms of feeling sick

d.            Bind pathogens and mark them for destruction by immune cells