BIO 302 – Severe acute respiratory syndrome (SARS)

10 Jun BIO 302 – Severe acute respiratory syndrome (SARS)

Question

Severe acute respiratory syndrome (SARS) is caused by a virus from this family.

Question 50 options:

Coronaviridae

Paramyxoviridae

Retroviridae

Picornaviridae

SaveQuestion 51 (1 point)

The ______________ immune system responds to foreign invaders (such as bacteria and viruses) with a nonspecific, or generalized, attack.

Question 51 options:

Adaptive

Innate

Generalized

Natural

SaveQuestion 52 (1 point)

Phagocytic cells, inflammation and fever are all part of this stage of the immune response.

Question 52 options:

second line of the adaptive immune response

first line of the innate immune response

third line of the adaptive immune response

second line of the innate immune response

SaveQuestion 53 (1 point)

The skin helps to protect us by producing sebum. How does this protect us?

Question 53 options:

sebum contains fatty acids that inhibit the growth of certain microbes.

robs microbes of moisture they need to survive.

providing a slick environment which impedes binding of microbes to skin cells.

all of the above answers are correct.

SaveQuestion 54 (1 point)

Tears, saliva, and urine contain lysozyme which degrades __________ in Gram __________ bacteria

Question 54 options:

phospholipids, positive

peptidoglycan, negative

peptidoglycan, positive

phospholipids, negative

SaveQuestion 55 (1 point)

This is another terms for white blood cells.

Question 55 options:

lymphocytes

neutrophils

leukocytes

B cells and T cells

SaveQuestion 56 (1 point)

These immune cells are found in the blood, spleen, lymph nodes, and bone marrow, fighting tumor and viral infected cells by releasing enzyme-filled granules and inducing apoptosis.

Question 56 options:

B cells

Antibodies

Natural killer cells

Basophils

SaveQuestion 57 (1 point)

Which of the following is a result of complement activation in the body during an infection?

Question 57 options:

opsonization

cell lysis

inflammation

all of these are possible outcomes of complement activation

SaveQuestion 58 (1 point)

These cells are responsible for secreting large amounts of antibodies into circulation.

Question 58 options:

T cells

Macrophages

Plasma cells

Natural killer cells

SaveQuestion 59 (1 point)

Which of the following is NOT a way in which antibodies function in the body.

Question 59 options:

opsonization

neutralization

activation of complement

activation of cytotoxic T cells

SaveQuestion 60 (1 point)

This type of immunity occurs when a vaccine is given to an individual.

Question 60 options:

Naturally acquired active immunity

Artifically acquired active immunity

Artifically acquired passive immunity

Naturally acquired passive immunity

SaveQuestion 61 (1 point)

All bacterial cells have a peptidoglycan cell wall.

Question 61 options:

True

False

SaveQuestion 62 (1 point)