BME 108 Physiology and Infectiois Dieseases Quiz 1

BME108_JAN20_L01 

QUIZ01

• Due 29 Mar at 23:55
 
• Points 99.9
 
• Questions 30
 
• Available 26 Mar at 8:00 - 29 Mar at 23:55 4 days
 
• Time limit 60 Minutes

Instructions

Please attempt Quiz 1 from 26 to 29 Mar 2020.

You must complete this quiz within 60 mins and in ONE attempt.

Attempt history

	Attempt	Time	Score
LATEST	Attempt 1	53 minutes	83.25 out of 99.9

 Correct answers are hidden.

Score for this quiz: 83.25 out of 99.9

Submitted 29 Mar at 9:10

This attempt took 53 minutes.

 

Question 1

3.33 / 3.33 pts

Which statement/s about HIV/AIDS below is/are true?

  

It can be fatal

 

  

It is transmitted by blood or body fluids

 

  

It is a viral disease

 

  

Patients with HIV can live a long time

 

  

All of the above

 

 

Question 2

3.33 / 3.33 pts

Bacteria can reproduce by ________.
I. conjugation
II. mitosis
III. meiosis
IV. fertilization

  

I and II

 

  

II and IV

 

  

II and III

 

  

I, II and IV

 

 

IncorrectQuestion 3

0 / 3.33 pts

How does vaccination prevent you from being infected by a specific infectious disease?

  

None of the above

 

  

It promotes greater blood flow to bring the infectious agent away to the kidney for removal

 

  

It induces antibodies to fight against the infectious agent

 

  

It produces a weakened virus to fight against the external virus

 

  

It strengthens the skin to act as a barrier against infection

 

 

Question 4

3.33 / 3.33 pts

Which statement about parasites is true?

  

Example of parasites is typhoid disease

 

  

Malaria is a parasitic disease

 

  

HIV infection is transmitted by parasites.

 

  

They can cause influenza

 

  

They are smaller than viruses and bacteria

 

 

Question 5

3.33 / 3.33 pts

Why is dengue fever a serious infectious disease?

  

It can be transmitted by inhalation of the virus

 

  

It can be transmitted by eating food

 

  

It can cause deaths in 50% of the people who are infected with the virus

 

  

It can be fatal as it may cause bleeding

 

  

None of the above

 

 

Question 6

3.33 / 3.33 pts

Which of the following describes the order of sequence of the lytic cycles?

  

Penetration, replication, transcription, protein synthesis, viral assembly, release

 

  

Penetration, transcription, replication, protein synthesis, viral assembly, release

 

  

Penetration, protein synthesis, replication, transcription, protein synthesis, viral assembly, release

 

  

Penetration, replication, transcription, protein synthesis, release, viral assembly

 

  

Replication, penetration, protein synthesis, transcription, release, viral assembly

 

 

Question 7

3.33 / 3.33 pts

Which phase is NOT part of bacteria growth?

  

Stationary phase

 

  

Mutation phase

 

  

Growth phase

 

  

None of the above

 

  

Lag phase

 

 

Question 8

3.33 / 3.33 pts

Which of the statement below is NOT true?

  

Bacteria do not have incubation period compared to viruses

 

  

Bacteria is a cell by itself

 

  

Virus resides in a normal cell

 

  

Virus is smaller than bacteria

 

  

Virus can survive in temperatures above 100 degree Celsius

 

 

Question 9

3.33 / 3.33 pts

Which organism below is NOT transmitted by food?

  

Hepatitis A

 

  

Cholera

 

  

Hepatitis B

 

  

Paratyphoid

 

  

Typhoid

 

 

Question 10

3.33 / 3.33 pts

How are B cells activated?

  

when it encounters antibodies

 

  

when the body temperature rises

 

  

When it encounters an antigen that matches its B cell receptor and receives stimulation from helper T-cell

 

  

When it encounters its twin T-cell component

 

  

B cells do not get activated

 

 

Question 11

3.33 / 3.33 pts

Which is UNTRUE for T-cell?

  

It secretes toxins

 

  

None of the above

 

  

It secretes antibodies to fight against the infection

 

  

It attacks foreign body direct with cell-to-cell interaction

 

  

It secretes cytokines to enhance cellular response against antigens

 

 

IncorrectQuestion 12

0 / 3.33 pts

Which of the below is false about influenza?

  

It can be fatal

 

  

The virus is similar to the SARS virus

 

  

It causes fever and cough

 

  

It is transmitted through inhalation of the virus

 

  

There is no vaccine for influenza

 

 

IncorrectQuestion 13

0 / 3.33 pts

An organ transplant may be rejected because the ________.

  

recipient’s cells are destroyed by the donor’s antibodies

 

  

recipient cannot make antibodies

 

  

recipient’s immune system destroys donor cells

 

  

recipient’s immune system cannot distinguish non-specific antigens

 

 

IncorrectQuestion 14

0 / 3.33 pts

Which of the below is NOT true about dengue prevention?

  

To regularly look for mosquitoes breeding sites

 

  

To stay in higher floors of a building

 

  

There is currently an antibiotics to prevent dengue

 

  

To remove water from all the water containers at home

 

  

To fog the area with chemical to kill the mosquitoes

 

 

Question 15

3.33 / 3.33 pts

You can get HIV/AIDS by the following:

  

None of the above

 

  

Talking

 

  

Sharing food

 

  

Shaking hands

 

  

All of the above

 

 

Question 16

3.33 / 3.33 pts

Which body fluid can transmit HIV infection?

  

Blood

 

  

Semen

 

  

All of the above

 

  

Vaginal fluids

 

  

Plasma

 

 

Question 17

3.33 / 3.33 pts

How does one prevent food-borne disease?

  

B. Wash the food thoroughly

 

  

A. Boil the food

 

  

C. Keep the food in the refrigerator to kill the germs

 

  

Only A and B

 

  

Only A, B and C

 

 

IncorrectQuestion 18

0 / 3.33 pts

The key factor responsible for the rise in drug-resistant pathogens is __________.

  

antigenic shift

 

  

antigenic drift

 

  

inappropriate use of antimicrobial therapy

 

  

vaccination

 

  

bad hygiene

 

 

Question 19

3.33 / 3.33 pts

Anaerobic bacteria can obtain energy by fermentation when ________ is NOT available.

  

nitrogen

 

  

light

 

  

oxygen

 

  

glucose

 

 

Question 20

3.33 / 3.33 pts

The second immune response is greater than the first because ________.

  

there are more antibodies present

 

  

there is always a larger “dose” of antigens

 

  

memory cells respond more rapidly

 

  

it occurs in cells rather than in the blood

 

 

Question 21

3.33 / 3.33 pts

Which of the following diseases is vaccination available?

  

Hepatitis A

 

  

Tetanus

 

  

Diphtheria

 

  

All of the above

 

  

Measles

 

 

Question 22

3.33 / 3.33 pts

Which of the below statement is true about avian influenza?

  

You can take antibiotics to treat the infection

 

  

It is transmitted from pigs to human

 

  

It is a safe disease as it does not affect human

 

  

It has low fatality rate compared to H1N1 influenza

 

  

It is called bird flu

 

 

Question 23

3.33 / 3.33 pts

What is a “reservoir” in the definition of infectious disease transmission?

  

A place where the infectious diseases are present

 

  

A place where the infectious agents are killed

 

  

None of the above

 

  

A pond of fishes

 

  

A water collection for drinking

 

 

Question 24

3.33 / 3.33 pts

An outbreak of infectious disease globally is called ________.

  

Endemic

 

  

Pandemic

 

  

Globedemic

 

  

Worldemic

 

  

Epidemic

 

 

Question 25

3.33 / 3.33 pts

Once you have made antibodies for a specific microbe invader, ________.

  

your immune system remembers how to make them when that microbe invades again

 

  

you are immune to a number of microbe invaders

 

  

the antibodies will quickly be destroyed

 

  

the antibodies will be in your cells for the rest of your life

 

 

Question 26

3.33 / 3.33 pts

Which of the below is true about virus?

  

Chickenpox is a viral infection

 

  

All of the above

 

  

It can live by itself without invading a normal cell

 

  

It can be bigger or smaller than bacteria

 

  

It has both DNA and RNA

 

 

Question 27

3.33 / 3.33 pts

What are antibiotics?

  

A type of antigen which induces immunity

 

  

A type of drug to fight bacteria

 

  

Can be edible to kill the virus in the stomach

 

  

A type of proteins produced by the body to fight infection

 

  

A type of drug to fight fungal infection

 

 

Question 28

3.33 / 3.33 pts

What is incubation period?

  

Period when symptoms occur to treatment

 

  

Period between infection and onset of symptoms

 

  

Once a month periodic outbreak of infectious diseases

 

  

Period when the symptoms occur to the period when the symptoms end

 

  

None of the above

 

 

Question 29

3.33 / 3.33 pts

What is passive immunity?

  

Antibodies from fetus to mother to strengthen immunity of mother

 

  

A long-term protection against infection

 

  

Antibodies that don’t fight against infection

 

  

Antibodies transferred from mother to infant

 

  

Relies on production of white blood cells of its own body

 

 

Question 30

3.33 / 3.33 pts

Immunity that results from the natural exposure to an antigen in the environment is called ________.

  

natural passive immunity

 

  

autoimmunity

 

  

innate immunity

 

  

active immunity

 

  

passive immunization

 

Quiz score: 83.25 out of 99.9

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Submission details:

Time:	53 minutes
Current score:	83.25 out of 99.9
Kept score:	83.25 out of 99.9