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Foundation Block A
MCQs for EBA
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Last updated: October 26, 2022
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| First submitted | October 26, 2022 |
| Times taken | 8 |
| Average score | 50.0% | Report this quiz | Report |
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1.
What is the T in STR?
Translational
✓
Transient
✓
Tandem
✓
Transformed
✓
2.
Which is incorrect about the possible effect of a mutation in 3' UTR on gene expression?
It could increase
✓
It could decrease
✓
There could be no change
✓
3.
Which will haematoxylin not bind to?
Nucleus
✓
RNA
✓
Protein
✓
Polysachharides
✓
4.
High respiratory rate may be a response to which problem?
Hypothermia
✓
Alkalosis
✓
Hyperthermia
✓
Acidosis
✓
5.
Which muscle type is long lived and hard to replace?
Smooth
✓
Skeletal
✓
Diaphragm
✓
Cardiac
✓
6.
What activates intracellular kinase domains on tyrosine kinase receptors?
Cyclin produced in cell binding to kinase region
✓
Depolarisation of membrane
✓
Dimerisation with another TKR upon ligand binding to extracellular domain
✓
Depolarisation of membrane
✓
7.
What is a nerve plexus?
Where autonomic nerve meets ganglion
✓
When nerves form a thicker fibre with more nerve cells
✓
When nerves join into a network with those above and below
✓
Where nerves separate to supply different tissues
✓
8.
In adulthood, which bones no longer contain haematopoietic bone marrow?
Humorous
✓
Pelvis
✓
Skull
✓
Sternum
✓
9.
What markers do helper T cells always have?
CD45, CD35, CD4
✓
CD45, CD3, CD4
✓
CD35, CD3, CD4, CD8
✓
CD45, CD3, CD8
✓
10.
Which cell is not found in blood brain barrier?
Astrocytes
✓
Langerhans cells
✓
Pericytes
✓
Vascular endothelial cells
✓
11.
Give root values for brachial plexus
C1 to C4
✓
L1 to L5
✓
C5 to T1
✓
T5 to T12
✓
12.
What can a myeloid progenitor not become?
Erythrocyte
✓
Basophil
✓
Natural killer cell
✓
Thrombocyte
✓
13.
Which ligand might be detected by a tyrosine kinase receptor?
Epinephrine
✓
Insulin
✓
Acetyl Choline
✓
Glucagon
✓
14.
What is STR profiling used for?
To determine whether alleles are recessive or dominant
✓
For paternity tests
✓
To find characteristics associated with a gene
✓
To test for genetic mutations
✓
15.
Which system is most likely to be responsible for the bystander effect?
Paracrine
✓
Endocrine
✓
Juxtacrine
✓
Autocrine
✓
16.
Which is part of central nervous system
Optic cranial nerve
✓
C2 spinal nerve
✓
Medulla
✓
17.
What causes antibody diversity in blood cells?
Variable bone marrow environments
✓
Random recombination
✓
Unregulated division of lymphoid progenitors
✓
Natural killing of faulty lymphocytes
✓
18.
Which type of connective tissue does cartilage come under?
Dense
✓
Specialised
✓
Embryonic
✓
Loose
✓
19.
In spermatogenesis, where do primary spermatocytes come?
After meiosis I and II, before differentiation
✓
After a primordial germ cell differentiates
✓
After mitosis of simpler cells, before meiosis I
✓
Between meiosis I and II
✓
20.
Which immunoglobulin would you find in saliva?
IgD
✓
IgA
✓
IgE
✓
IgG
✓
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