embryology/public health/ethics/general Flashcards
what is gametogenesis
formation of the germ cells (gametes)
what is fertilisation
the union of the sperm and oocyte to form a zygote (single celled embryo)
what is the name of the earliest cell division of an embryo
period of rapid cell division
body axes formed
cleavage
when are the germ layers formed
ecto, meso, endo
gastrulation
what is morphogenesis
formation of the body plan
what is organogenesis
development of the organs and organ systems (continues to develop during foetal period)
what is incidence
number of new cases of a disease in a population
number of people with risk of developing the disease in the same population
what is prevalence
number of people that currently have a specific disease in a population
number of people at risk of having a disease in the same population
what are 3 occasions that a doctor can break confidentiality
when asked to do so via court order
to a police officer when a patient tells you they have committed a violent crime
to a parent of a minor refusing life-saving treatment
what is autonomy
respecting the patient’s decisions
what is non-maleficence
do no harm
what is deontology
duty-based ethics
follow obligations of patient/NHS
Consequences don’t influence whether it is right or wrong
what are virtue ethics
opposite of deontology - following own morals
Aristotle’s argument of what a good person is
e.g. health care professionals have a right to refuse to participate in treatment if it is against their beliefs but have a duty of care to patient which includes referring them to a colleague
what is beneficence
acting in the best interest of the patient
e.g. making a decision for the patient when they no longer have the capacity to do so/understand that treatment is needed
what is utilitarianism
the needs of many
act is right if it benefits the greatest number of people
what is justice
treating patients equally
what is consquentialism
choice based on consequence
consequences determine if the act is right or wrong
what are the 4 principles of beauchamp and childress?
beneficence
non-maleficence
autonomy
justice
what is communitarianism
is the act good for everyone that will be affected by the act?
what is the religious argument
sanctity of life - life shouldn’t be tampered with
what kinds of food reduce risk of CRC
fibre
fruit and veg
wholegrain, beans, lentils
how much fibre should you eat a day
teenagers - around 25 grams a day
adults - around 30 grams a day
what else reduces risk of CRC
exercise
how much exercise should you do
150 mins moderate per week
75 mins vigorous per week
give 5 things that increase the risk of GI cancer
red meat processed meat smoking alcohol obesity
how much red meat should you have a day
70g
give 2 things that increase the risk of oesophageal cancer
obesity
alcohol consumption