Immunology

All of the following are primarily associated with CD4 T-cell function except

All of the following are primarily associated with CD4 T-cell function except

All of the following are primarily associated with CD4 T-cell function except
 
  a. improve phagocytic mechanisms of tissue macrophages
  b. assist B cells in the production of high-affinity antibodies
  c. k

aleja98   14   1 Reply

danielmata99

All of the following contribute to the generation of functional NK cells in the bone marrow with ...

All of the following contribute to the generation of functional NK cells in the bone marrow with ...

All of the following contribute to the generation of functional NK cells in the bone marrow with diverse KIR phenotypes except _____.
 
  a. competing bi-directional promoters of KIR genes
  b. delay of KIR expression u

Lauryn   15   1 Reply

beats51

How is additional diversity introduced into the variable region by the molecular mechanism of ...

How is additional diversity introduced into the variable region by the molecular mechanism of ...

How is additional diversity introduced into the variable region by the molecular mechanism of somatic recombination?
 
  Include the following terms in your answer: junctional diversity, P nucleotides, N nucleotides, terminal deo

country3313   15   1 Reply

Vecksa

Bonds formed between the T cell and a dendritic cell are relatively weak. Which of the following ...

Bonds formed between the T cell and a dendritic cell are relatively weak. Which of the following ...

Bonds formed between the T cell and a dendritic cell are relatively weak. Which of the following help to strengthen this association so that a T cell can see which antigen is being presented by a dendritic cell?
 
  A. CD28/LFA-5

mbhound   15   1 Reply

hillaryana

Define the term multivalent antigen.

Define the term multivalent antigen.

Define the term multivalent antigen.
 
  What will be an ideal response?

bwebb03   16   2 Replies

bwebb03

Early in an infection, antigen-presenting cells

Early in an infection, antigen-presenting cells

Early in an infection, antigen-presenting cells
 
  A. become less effective at phagocytosis.
  B. become more effective at antigen processing.
  C. become less effective at cross presentation.
  D.

ttteel   16   2 Replies

ttteel

LSD is stored in fat tissue and may be released at a later time. (True or false?)

LSD is stored in fat tissue and may be released at a later time. (True or false?)

LSD is stored in fat tissue and may be released at a later time.
 
 Indicate whether the statement is true or false

jldobro   16   1 Reply

whitneyracquel

Dominant mutant forms of IFNR1 exhibit all of the following in heterozygotes except _____.

Dominant mutant forms of IFNR1 exhibit all of the following in heterozygotes except _____.

Dominant mutant forms of IFNR1 exhibit all of the following in heterozygotes except _____.
 
  a. they are recycled by endocytosis more quickly than the normal receptor
  b. the cytoplasmic tail is truncated
 

Breionna   17   1 Reply

grrgrrl

Which of the following characterizes the B-1 cells that develop prenatally?

Which of the following characterizes the B-1 cells that develop prenatally?

Which of the following characterizes the B-1 cells that develop prenatally?
 
  a. They lack N nucleotides.
  b. They possess polyspecificity for bacterial polysaccharide antigens.
  c. They arise early in emb

jerhughes   17   1 Reply

holaholapiepie

Sensors for viral nucleic acid in the cytoplasm, called RLRs, possess domains that bind to _____. ...

Sensors for viral nucleic acid in the cytoplasm, called RLRs, possess domains that bind to _____. ...

Sensors for viral nucleic acid in the cytoplasm, called RLRs, possess domains that bind to _____. (Select all that apply.)
 
  a. GTP-binding proteins
  b. type 1 interferons
  c. 5prime-triphosphate of uncapp

Lauryn   17   1 Reply

Acw55

Individuals who have had their spleens removed may be immunodeficient. (True or false?)

Individuals who have had their spleens removed may be immunodeficient. (True or false?)

Individuals who have had their spleens removed may be immunodeficient.
 
  Indicate whether the statement is true or false

Breionna   17   1 Reply

brecool9

Each of the markers below is paired correctly with the B cell development stage during which it is ...

Each of the markers below is paired correctly with the B cell development stage during which it is ...

Each of the markers below is paired correctly with the B cell development stage during which it is
  expressed except
 
  A) lymphoid stem cell/c-kit receptor. B) pre-B cell/IL-7 receptor.
  C) pro-B cell/CD 4

jake08benn   17   1 Reply

Tanzious02

The digestive enzymes of phagocytic cells are contained in the :

The digestive enzymes of phagocytic cells are contained in the :

The digestive enzymes of phagocytic cells are contained in the
 
  A) granules.
  B) ribosomes.
  C) Golgi apparatus.
  D) nucleus.
  E) endoplasmic reticulum.

Softball612   17   1 Reply

Kaydince

Peripheral tolerance (Multiple Choice)

Peripheral tolerance (Multiple Choice)

Peripheral tolerance
 
  A. Is caused by costimulation without TcR-MHC+ peptide interaction.
  B. Is caused by TcR-MHC+ peptide interaction without costimulation.
  C. Leads to anergy.
  D. Both A an

bkm1   17   1 Reply

Tmheath

What are the two major goals of lymphocyte development? What will be an ideal response

What are the two major goals of lymphocyte development? What will be an ideal response

What are the two major goals of lymphocyte development?
 
  What will be an ideal response

mbhound   17   1 Reply

Kaydince

NK T cells (NKTs) express

NK T cells (NKTs) express

NK T cells (NKTs) express
 
  A. CD4.
  B. CD8.
  C. CD12.
  D. CD33.
  E. Both A and B

darrellsia   17   1 Reply

heyou

G proteins (Multiple Choice)

G proteins (Multiple Choice)

G proteins
 
  A. bind GTP.
  B. dephosphrylate ITAMs.
  C. are transcription factors.
  D. downmodulate immune responses.
  E. are adhesion molecules.

mamafay   17   1 Reply

alex12098

Which of the following types of bonds would be LEAST likely in a receptor-ligand interaction?

Which of the following types of bonds would be LEAST likely in a receptor-ligand interaction?

Which of the following types of bonds would be LEAST likely in a receptor-ligand interaction?
 
  A. Ionic bond
  B. Covalent bond
  C. Hydrogen bond
  D. Hydrophobic interaction
  E. Ionic

ididntstudy   17   1 Reply

Bboggie17

Sue is fatigued, and some blood tests are done. Her results include Hct 40; Hgb 8g/dL; WBC 8000; and ...

Sue is fatigued, and some blood tests are done. Her results include Hct 40; Hgb 8g/dL; WBC 8000; and ...

Sue is fatigued, and some blood tests are done. Her results include Hct 40; Hgb 8g/dL; WBC 8000; and platelets 175,000. The nurse should interpret Sue's blood work as indicative of:
 
  A) High platelets/thrombocytosis
  B) Low WBC co

k123p   17   2 Replies

k123p

What would the diagnosis of the patient in questions 5 and 6 be?

What would the diagnosis of the patient in questions 5 and 6 be?

What would the diagnosis of the patient in questions 5 and 6 be?
 
  a. SLE
  b. rheumatoid factor
  c. Crohn's disease
  d. celiac disease
  e. Sjgren's syndrome

haileyrasmussen   18   1 Reply

hillaryana

For hyposensitization, (Multiple Choice)

For hyposensitization, (Multiple Choice)

For hyposensitization,
 
  a. small amounts of allergen are given orally in hope of creating tolerance
  b. small amounts of allergen are given in hope of stimulating regulatory T cells
  c. small amounts of a

darrellsia   18   1 Reply

Thisdude

All of the following are X-linked immunodeficiencies except _____.

All of the following are X-linked immunodeficiencies except _____.

All of the following are X-linked immunodeficiencies except _____.
 
  a. WiskottAldrich syndrome caused by deficiency of WASP
  b. hyper IgM syndrome caused by deficiency of CD40 ligand
  c. lymphoproliferati

lovingrace   18   1 Reply

nena1107

Two weeks ago, her obstetrician noted lower-extremity edema, trace protein in her urine (1020 ...

Two weeks ago, her obstetrician noted lower-extremity edema, trace protein in her urine (1020 ...

Two weeks ago, her obstetrician noted lower-extremity edema, trace protein in her urine (1020 mg/dl), and normal blood pressure (120/80 mmHg).
 
  At today's appointment her blood pressure is elevated at 160/100 mmHg, she has mar

jake08benn   18   1 Reply

sureshranabhat

Which one should be used for an individual who has an immunodeficiency disease, and why? What ...

Which one should be used for an individual who has an immunodeficiency disease, and why? What ...

Which one should be used for an individual who has an immunodeficiency disease, and why?
 
  What will be an ideal response?

malagonvarney   18   2 Replies

malagonvarney

When bound to CR1, C3b is cleaved by _____, generating pathogen-associated B-cell co-receptor ...

When bound to CR1, C3b is cleaved by _____, generating pathogen-associated B-cell co-receptor ...

When bound to CR1, C3b is cleaved by _____, generating pathogen-associated B-cell co-receptor ligands.
 
  a. factor I
  b. CR2
  c. C3d
  d. CD19
  e. Lyn.

kay20213   18   1 Reply

joshbauer

From an immunological viewpoint, why would it be inadvisable for a mother who has recently given ...

From an immunological viewpoint, why would it be inadvisable for a mother who has recently given ...

From an immunological viewpoint, why would it be inadvisable for a mother who has recently given birth to move with her newborn to a foreign country where there are endemic diseases not prevalent in her homeland?
 
  What will be

stellarelli   18   1 Reply

lizziemjordan

Naive B cells are recognized by their expression of

Naive B cells are recognized by their expression of

Naive B cells are recognized by their expression of
 
  a. no immunoglobulins on the cell surface because somatic recombination has not yet commenced
  b. both membrane-bound and secreted forms of immunoglobulin
&n

aleja98   18   1 Reply

sureshranabhat

Which of the following is not a component of V(D)J recombinase?

Which of the following is not a component of V(D)J recombinase?

Which of the following is not a component of V(D)J recombinase?
 
  a. Artemis
  b. Terminal deoxynucleotidyl transferase
  c. RAG-1/RAG-2
  d. DNA ligase IV
  e. DNA-dependent protein kina

ttteel   18   1 Reply

TSparkman10

All of the following induce fever except _____.

All of the following induce fever except _____.

All of the following induce fever except _____.
 
  a. IL-12
  b. IL-6
  c. IL-1
  d. TNF-alpha.

mahafakhoury   18   1 Reply

CrazyNaut

Which of the following non-treponemal tests must be read using a microscope?

Which of the following non-treponemal tests must be read using a microscope?

Which of the following non-treponemal tests must be read using a microscope?
 
  A) Toluidine red unheated serum test (TRUST)
  B) Venereal Disease Research Laboratory (VDRL)
  C) RST-reagin screen
 

cillapris   18   2 Replies

cillapris

What was variolation? What will be an ideal response

What was variolation? What will be an ideal response

What was variolation?
 
  What will be an ideal response

mbhound   18   1 Reply

lila2016

Patients with seronegative inflammatory joint problems could benefit from HLA typing to see if they ...

Patients with seronegative inflammatory joint problems could benefit from HLA typing to see if they ...

Patients with seronegative inflammatory joint problems could benefit from HLA typing to see if
  they are ________ positive.
 
  A) B27 B) DQ1 C) B11 D) A1 E) A56

aleja98   18   2 Replies

aleja98

Hypogammaglobulinemia differs from common variable immunodeficiency in that it

Hypogammaglobulinemia differs from common variable immunodeficiency in that it

Hypogammaglobulinemia differs from common variable immunodeficiency in that it
 
  A. is not heritable.
  B. is characterized by low levels of Ig-G.
  C. can be treated by IV-gamma globulin.
  D. is

QiTian   18   1 Reply

Flamebrain920

Current research suggests that members in one subpopulation of helper T cells may be able to change ...

Current research suggests that members in one subpopulation of helper T cells may be able to change ...

Current research suggests that members in one subpopulation of helper T cells may be able to change the cytokines they produce to mimic or become members of another subpopulation of helper T cells
 
  What advantage(s) would the

agilleland   18   1 Reply

yujenni16

The function of SHM is BEST described by which of the following statements?

The function of SHM is BEST described by which of the following statements?

The function of SHM is BEST described by which of the following statements?
 
  A. Increasing junctional diversity in IgH and IgL V regions
  B. Increasing the affinity of immunoglobulins for their antigen
  C

bwebb03   18   1 Reply

lovely_rose_

While our understanding of the kinetics of T-cell activation has changed over time, we now believe ...

While our understanding of the kinetics of T-cell activation has changed over time, we now believe ...

While our understanding of the kinetics of T-cell activation has changed over time, we now believe that
 
  A. antigen availability does not affect T-cell APC interactions.
  B. antigen quantity does not affect T-cell A

mcke   18   1 Reply

dianardo

Which of the following BEST represents the relationship of polypeptide units in MHC class II?

Which of the following BEST represents the relationship of polypeptide units in MHC class II?

Which of the following BEST represents the relationship of polypeptide units in MHC class II?
 
  A.  and  chains from any gene can pair with each other.
  B. Only  and  chains from the same gene can

country3313   18   1 Reply

royboy1

What determines if a particular cell will be acted up on by a cytokine?

What determines if a particular cell will be acted up on by a cytokine?

What determines if a particular cell will be acted up on by a cytokine?
 
  A. A high local concentration of the cytokine molecule
  B. Location of the cell releasing the cytokine
  C. Presence or absence of a

ttteel   18   1 Reply

andreamorenct

Examples of endoscopic examinations include:

Examples of endoscopic examinations include:

Examples of endoscopic examinations include:
 A) sigmoidoscopy.
  B) colonoscopy.
  C) proctoscopy.
  D) all of the above.

ejohnson3310   18   1 Reply

m7md9078

The herpes simplex virus has been closely connected to cancer of the:

The herpes simplex virus has been closely connected to cancer of the:

The herpes simplex virus has been closely connected to cancer of the:
 A) ovary.
  B) cervix.
  C) liver.
  D) lungs.

browniels   18   1 Reply

alarose