Immunology

J.S. is an 8-year-old male who is short in stature. His parents have become concerned as J.S. has ...

J.S. is an 8-year-old male who is short in stature. His parents have become concerned as J.S. has ...

J.S. is an 8-year-old male who is short in stature. His parents have become concerned as J.S. has been wetting his bed, drinking a lot of water, and appears sluggish.
 
  The doctor orders several blood tests after J.S.'s urine test was po

browniels   405   9 Replies

Heather Watts

HIV/AIDS Viral Replication

HIV/AIDS Viral Replication

1- What characterizes the acute, chronic and AIDS phases of HIV infection in terms of symptoms and viral replication?

2- What mechanisms are involved in resistance to execution by HIV, as seen in Jason? The best known is the delta32 of the

Steve8530   131   1 Reply

habiba

HIV receptors and their life cycle

HIV receptors and their life cycle

What are the receptors used by HIV for infection? In which cells are these receptors present? What is the life cycle of HIV in the Cell?

Steve8530   101   1 Reply

bio_man

Why are asplenic children susceptible to systemic infections ?

Why are asplenic children susceptible to systemic infections ?

Why are asplenic children susceptible to systemic infection (notably in the bloond) from Streptococus Pneumonia ande Haemophilus Influenzae ?

What is the capsule and how does it protect the bacteria described in this question ?

Steve8530   95   1 Reply

bio_man

Vaccination in asplenic individuals

Vaccination in asplenic individuals

Would you recommend that a person who has lost their spleen in an accident get vaccinated against Haemophilus Influenzae ?

Steve8530   80   1 Reply

bio_man

Congenital Asplenia

Congenital Asplenia

Why do children who do not have a spleen  has a normal response to vaccine but not to sheep erythrocytes ?

Steve8530   88   1 Reply

bio_man

Congenital Asplenia

Congenital Asplenia

1. Explain the mechanism of action of the vaccine against Tetanus and against Salmonella typhi (typhoid vaccine).

 2. In an individual who has lost a spleen, which other organ compensates for its activity by removing senile red blood cells

Steve8530   93   1 Reply

bio_man

Not getting fevers anymore.

Not getting fevers anymore.

I am 40 and I don't think I've gotten a fever since before age 33. Is my immune system getting weak? That seems like an important mechanism to kill intruders.

CarbonRobot   151   3 Replies

kdot14

This virus is said to be a quasi-species because of its high mutation rate. It is

This virus is said to be a quasi-species because of its high mutation rate. It is

This virus is said to be a quasi-species because of its high mutation rate. It is
 
  a. hepatitis A
  b. hepatitis B
  c. hepatitis C
  d. hepatitis D
  e. hepatitis E

darrellsia   149   1 Reply

5 / 5

bolbol

Which of the following is mismatched:

Which of the following is mismatched:

Which of the following is mismatched:
 
  a. double-negative CD3 thymocytes: cortico-medullary junction
  b. double-negative CD3 thymocytes: subcapsular zone
  c. double-positive CD3+ thymocytes: cortico-medul

Softball612   128   2 Replies

PillowPop000

Which of the three complement pathways becomes activated soonest after an initial infection?

Which of the three complement pathways becomes activated soonest after an initial infection?

Which of the three complement pathways becomes activated soonest after an initial infection?
 
  a. the classical pathway
  b. the lectin pathway
  c. the alternative pathway.

GOOD2Know17   129   2 Replies

Alisha James

Joan had practiced thoroughly for the state track meet. However, the day of the meet was hot with ...

Joan had practiced thoroughly for the state track meet. However, the day of the meet was hot with ...

Joan had practiced thoroughly for the state track meet. However, the day of the meet was hot with high humidity. Arriving late, Joan did not have much time to warm up for the half-mile sprint.
 
  Once the race began, Joan felt her chest t

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KAtlold   908   23 Replies

Joanne Landry

Which of the following statements regarding leprosy is false?

Which of the following statements regarding leprosy is false?

Which of the following statements regarding leprosy is false?
 
  a. It is caused by the bacterium Mycobacterium leprae.
  b. Disease progression is influenced depending on whether the immune response is polarized towar

analiseortiz56   124   2 Replies

Bijoy Shah

Covid-19 causes of death?

Covid-19 causes of death?

I am finding a number of people I have met seem to think the number of Covid-19 deaths is inflated, and including car accidents and other things. How can one be sure Covid-19 causes of death are accurate? What if someone has COPD which is respiratory

CarbonRobot   137   2 Replies

CarbonRobot

What is the Latin word for pain?

What is the Latin word for pain?

What is the Latin word for pain?
 
  a. Rubor
  b. Calor
  c. Dolor
  d. Tumor
  e. Accio

mahafakhoury   112   1 Reply

5 / 5

bolbol

Which of the following is NOT a means of generating diversity in the variable regions of the T cell ...

Which of the following is NOT a means of generating diversity in the variable regions of the T cell ...

Which of the following is NOT a means of generating diversity in the variable regions of the T cell receptor genes?
 
  A. Cleavage at the coding-heptamer RSS junction by RAG-1/2
  B. Somatic hypermutation following act

ididntstudy   125   2 Replies

Oluchi Owunwanne

Which of the following cell types is required for all humoral immune responses?

Which of the following cell types is required for all humoral immune responses?

Which of the following cell types is required for all humoral immune responses?
 
  A. Natural killer cells
  B. Dendritic cells
  C. Cytolytic T lymphocytes
  D. B lymphocytes
  E. Helper

yncr   142   2 Replies

Yeleu Yermekuly

A client complains of pitting, ridging, and separation of nails from the nail bed. Which ...

A client complains of pitting, ridging, and separation of nails from the nail bed. Which ...

A client complains of pitting, ridging, and separation of nails from the nail bed. Which musculoskeletal disorder does the nurse suspect in the client?
 
  1. Septic arthritis
  2. Psoriatic arthritis
  3. Ankylosing spondylitis

thisisstupidash   224   3 Replies

Nehemiah2010

As antigen is picked up in peripheral tissues by antigen-presenting cells, it is

As antigen is picked up in peripheral tissues by antigen-presenting cells, it is

As antigen is picked up in peripheral tissues by antigen-presenting cells, it is
 
  A. processed for presentation to B cells.
  B. processed for presentation to T cells.
  C. moved without processing over sev

Tzasqatch   154   2 Replies

Raveen Sidhu

Which statement describes innate immunity?

Which statement describes innate immunity?

[html]Which statement describes innate immunity?


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Hashimmohd9   86   1 Reply

3289u3902u398

Which of the following is required for HIV replication?

Which of the following is required for HIV replication?

[html]Which of the following is required for HIV replication?


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thuytienvang   71   1 Reply

5 / 5

mossandtoss

Which of the following is involved in the body's secondary immune defence?

Which of the following is involved in the body's secondary immune defence?

[html]Which of the following is involved in the body's secondary immune defence?


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Anim Richard   76   1 Reply

jas1215

Which of the following is an antibody class in humans?

Which of the following is an antibody class in humans?

[html]Which of the following is an antibody class in humans?


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helena107   82   1 Reply

dfsd

Which of the following is a specific defence mechanism?

Which of the following is a specific defence mechanism?

[html]Which of the following is a specific defence mechanism?


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2014Chevy   84   1 Reply

sdicris1828

Which of the following is a part of an antibody molecule?

Which of the following is a part of an antibody molecule?

[html]Which of the following is a part of an antibody molecule?


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Jonn   80   1 Reply

amazingpsy

Which of the following is a mechanism by which antibodies can protect the body from foreign antigens?

Which of the following is a mechanism by which antibodies can protect the body from foreign antigens?

[html]Which of the following is a mechanism by which antibodies can protect the body from foreign antigens?


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arvind1   77   1 Reply

mr,slickz

Which of the following is a characteristic of the acquired immune response?

Which of the following is a characteristic of the acquired immune response?

[html]Which of the following is a characteristic of the acquired immune response?


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blakeand   75   1 Reply

Josh Donnachie

Which of the following are most responsible for the symptoms of inflammation?

Which of the following are most responsible for the symptoms of inflammation?

[html]Which of the following are most responsible for the symptoms of inflammation?


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Tonya Cummings   83   1 Reply

dhelgeso

What does an antibody molecule consist of?

What does an antibody molecule consist of?

[html]What does an antibody molecule consist of?


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Dannielle   77   1 Reply

Zenoryx

What does a monoclonal antibody react against?

What does a monoclonal antibody react against?

[html]What does a monoclonal antibody react against?


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albrthdn   69   1 Reply

vrtyrtrty

What do helper T cells secrete, which activate B cells and stimulate their proliferation?

What do helper T cells secrete, which activate B cells and stimulate their proliferation?

[html]What do helper T cells secrete, which activate B cells and stimulate their proliferation?


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Chemchem   74   1 Reply

Mikayla15

What do autoimmune diseases break down in the body?

What do autoimmune diseases break down in the body?

[html]What do autoimmune diseases break down in the body?


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Thomasvep   79   1 Reply

Guest

What did Edward Jenner inject individuals with and why?

What did Edward Jenner inject individuals with and why?

[html]What did Edward Jenner inject individuals with and why?


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sinawe   74   1 Reply

GalenDat

What are the primary targets for HIV?

What are the primary targets for HIV?

[html]What are the primary targets for HIV?


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Ibtisamrijal   87   1 Reply

camiladamatta6

What are the major phagocytic cells in the body?

What are the major phagocytic cells in the body?

[html]What are the major phagocytic cells in the body?


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suhail1073   85   1 Reply

jp2189

Under what conditions does a CD8+ T cell bind to an antigen?

Under what conditions does a CD8+ T cell bind to an antigen?

[html]Under what conditions does a CD8+ T cell bind to an antigen?


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Hashimmohd9   77   1 Reply

NAVI

Under what conditions does a CD4+ T cell bind to an antigen?

Under what conditions does a CD4+ T cell bind to an antigen?

[html]Under what conditions does a CD4+ T cell bind to an antigen?


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brendenxoxo21   70   1 Reply

Jayhill

The three lines of defence against invasion are: 1) adaptive immune system, 2) physical barriers, ...

The three lines of defence against invasion are: 1) adaptive immune system, 2) physical barriers, ...

[html]The three lines of defence against invasion are: 1) adaptive immune system, 2) physical barriers, and 3) innate immune system. Which sequ

jjqman1   74   1 Reply

SDsasUNM2016

The term immunity comes from the Latin immunis. What does immunis mean?

The term immunity comes from the Latin immunis. What does immunis mean?

[html]The term immunity comes from the Latin immunis. What does immunis mean?


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f'leece   69   1 Reply

3289u3902u398

Suppose that you had a cold last month, and you caught another one this month from your brother. ...

Suppose that you had a cold last month, and you caught another one this month from your brother. ...

[html]Suppose that you had a cold last month, and you caught another one this month from your brother. Which of the following explains why you

3099592   71   1 Reply

lolalasagna