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Navigating careers and higher education amidst Covid-19

The pandemic has had rippling effects on jobs in most sectors from pay cuts, job losses to an increased demand for professionals engaged in Research & Development to tackle Covid-19, qualified laboratory staff for PCR testing as well as medical staff.Covid-19 has also shaken the education sector with lectures and in some cases laboratory sessions shifting to online platforms. If you have any questions as to how the pandemic might impact you or if you have any general questions in pursuing higher education or a career in a scientific field e-mail us at editor@scienceabode.com  

MCQ practice tests with answers below each section

 

Immunology

General questions

  1. An intracellullar pathogen can be a

(a) Virus

(b) Fungi

(c) both

 

2. Nethertons syndrome is associated

(a) Lack of IgE

(b) Lack of SPINK5

(c) Excess IgG

 

3. Desensitization therapy involves the

(a) Injection of the IgE antibody

(b) Injection of the serum

(c) Injection of an allergen introduced with minute quantities

 

4. The tsetse fly is a vector for

(a) Elephantiasis

(b) Sleeping sickness

(c) Crohn’s  disease

 

5. The tsetse fly is predominantly found in which region

(a) Asian region

(b) African region

(c) North American region

 

6. The exotoxin encoding diptheria is a

(a) Bacterial virus

(b) Bacteria

(c) None of the above

 

7. Type 1 diabetes mellitus is an Autoimmune disease resulting in the destruction of insulin producing pancreatic

(a) Alpha cells

(b) Beta cells

(c) Gamma cells

 

8. Live attenuated vaccines can revert to pathogenic forms because

(a) The genome of the pathogen in intact

(b) The vulnerability of the cell wall of the pathogen

(c) The markers of the pathogen

 

9. Latex allergy is a hypersensitivity of which type

(a) Type I

(b) Type IV

(c) both

 

 

Answers

  1. c
  2. b  SPINK5 is a protease inhibitor linked with an increased IgE level associated with Nethertons syndrome
  3. c
  4. b
  5. b
  6. a
  7. b
  8. a
  9. c

Antigen Presenting Cell

  1. Which statement is inaccurate regarding dendritic cells

(a)   Activates naive T cells

(b)  Inactivates naive T cells

(b) Presents antigens to T helper cells and CTL

 

2. Dendritic cell activation up regulates co-stimulatory factors for T cell activation involves

(a) CD 40

(b) CD 85

(c) CD 75

 

3. Macrophages and dendritic cells synthesize the cytokine

(a) Il-14

(b) Il-12

(c)Il-17

 

Answers

  1. b
  2. a
  3. b

Strong Student-Adult Relationships Lower Suicide Attempts in High Schools

High schools where students are more connected to peers and adult staff, and share strong relationships with the same adults, have lower rates of suicide attempts, according to a new study published by the Journal of Child Psychology and Psychiatry.

 

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