2016 MCQ P&I Flashcards
PD-1L binds to PD-1 protein. What kind of cell carries PD-1 protein?
Cytotoxic (T) cell
What component of E-cadherin binds to actin?
Alpha-catenin
What is the mechanism of action of clonidine?
Decreases vascular resistance by stimulating alpha 2 receptors in the brain
What disorder of thought content (on the MSE) could anorexia be described under ?
Over-valued idea
What factors, apart from genetics, could mostly likely increase the risk of a child having ADHD?
Obstetric complications
What is the alcohol blood limit when driving in Scotland?
50 mg/L
A woman has been drinking quite a large amount of alcohol which has caused concern for her family as she has been neglecting other pursuits. She is also worried and doesn’t want to disappoint her family members. As a result, she has arranged a meeting with her GP for further discussion. What stage is this in the cycle of change?
Contemplation
A new psychoactive substance on the market has been dubbed the ‘date rape’ drug as it induces sleepiness in victims. Additionally, it also has sedative effects. What is the most likely NT it functions through?
GABA
What NT is involved in long-term potentiation in learning?
Glutamate
What symptoms of the following could be classified as semantic memory?
- learning how to play an instrument
- learning how to ride a bike
- remembering that Paris is the capital of France
- remembering to carry over numbers in a complex subtraction sum
Remembering that Paris is the capital of France
Which of the following could be a result of cognitive dysfunction?
Behavioural change or speech disorder
What could a lesion in Broca’s area cause?
Expressive aphasia
What symptoms are antipsychotics usage in dementia most effective with?
Agitation and aggression
