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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 | 9 |
| Average score | 50.0% | Report this quiz | Report |
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1. What do Ga type GPCR activate?
Cyclic AMP
Acetyl choline
Phospholipase C
Adenylate cyclase
2. What is STR profiling used for?
To find characteristics associated with a gene
To determine whether alleles are recessive or dominant
For paternity tests
To test for genetic mutations
3. Which ligand might be detected by a tyrosine kinase receptor?
Acetyl Choline
Epinephrine
Insulin
Glucagon
4. Which immunoglobulin would you find in saliva?
IgA
IgD
IgE
IgG
5. What does increased RAS activity correct?
High blood volume
High blood pressure
Low blood pressure
Low blood osmolality
6. Which specialised skin cell helps the skin to be protective?
Epidermal stem cells
Melanocytes
Merkel cells
7. How does taqman PCR allow continual monitoring?
Fluorescence of hybridised DNA sequence
Denatures DNA polymer dimer
Taqman enzyme releases electrical signal
Taking repeated samples of reaction mixture and testing concentrations
8. Which is not a function of the endoplasmic reticulum
Tagging malformed proteins for degradation
Chaperoning protein folding
Producing ribosomal RNA
Non protein synthesis
9. Which system is most likely to be responsible for the bystander effect?
Juxtacrine
Endocrine
Paracrine
Autocrine
10. Where is immunoglobulin IgD only found?
Bone marrow
Tracheal mucous
Bodily fluids (not blood)
Blood serum (after clotting)
11. Which will haematoxylin not bind to?
Nucleus
Protein
RNA
Polysachharides
12. In spermatogenesis, where do primary spermatocytes come?
After a primordial germ cell differentiates
After mitosis of simpler cells, before meiosis I
Between meiosis I and II
After meiosis I and II, before differentiation
13. What can a myeloid progenitor not become?
Natural killer cell
Thrombocyte
Basophil
Erythrocyte
14. What makes proteoglycans good cushions in connective tissues
Sugar chains make them more stable and prevent wearing away
Negatively charged saccharide chains repel to form spongey matrix
Sugar chains help proteins to bond strongly to each other
15. Which epithelial tissue is found in alveoli?
Simple columnar
Simple squamous
Stratified squamous
Pseudostratified columnar
16. Which statement is not true about pH balance regulation in a cell?
Proton extrusion from cytosol
Double membrane in mitochondria preserves proton gradient
Protons are taken up by cell from the blood
K+ pumped in, Na+ and Ca2+ pumped out
17. What is ultrasound bad at viewing?
Structures near surface
The heart
Areas surrounded by lots of fat
Areas of behind air
18. Which is not a property of pseudo-stratified columnar epithelial tissue?
Varied height of nuclei
Single layer
All cells bound to basal membrane
Different lengths
19. Which of the following in correct?
Mutations in tumour suppressors tend to be dominant in causing cancer
Cystic fibrosis is recessive because it is not haploinsufficient
Huntingdon's is recessive because the mutant protein is toxic
Sickle cell anaemia is dominant because relevant protein is abundance sensitive
20. Which epithelial tissue is found in small intestine?
Stratified columnar
Stratified squamous
Simple columnar
Pseudostratified columnar
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