Flashcards in MEQ 2012 1b Deck (25)
what 2 effects does stimulation of beta-1 receptors have on the heart
increased heart rate
increased force of myocardial contraction
where in the stomach will you find most parietal cels?
what do d cells in the stoma ch produce? what is their function?
suppresses gastrin, CCK, secretin and VIP release
give an example of hormone coming from zona fasiculata, glomerulosa, reticularis
glomerulosa - aldosterone
fasiculata - cortisol
reticularis - testosterone
what enzyme will you find in zona glomerulosa but not in any other part of the gland?
what condition causes release of hormones from zona glomerulosa?
2 effects that the hormone released from zona glomerulosa will have on the kidney
increased Na/K ATPase pump
sodium reabsorption and potassium secretion
any outside factor that can have an affect on the internal functioning of the human body, which can manifest itself in a biochemical, behavioural, physiological, cognitive or emotional way
2 examples of behavioural stress
increased alcohol consumption
stress that is good for you. positive stress e.g. a promotion at work
5 features of a type A personality
competetive, irritable, ambitious, rigidly organised, highly status conscious, can be sensitive, care for other people, truthful, impatient, take on more they can handle
what is the normal GFR?
90 - 120 mL/min/1.73 m2
what 2 types of nerve fibres does pain affect?
C fibres, A delta fibres
surgery on the diaphragm, pain in the tip of right shoulder?
D is supplied by phrenic nerve which begins in nerves C3,4 & 5. Shoulder is supplied by dermatomes C3, 4. Therefore irritation of the diaphragm presents as pain in the tip of the shoulder
3 non pharma treatments for pain
hypnotherapy, social reinforcement, pleasant activity scheduling
2 components that give strength to bone
Health economics: define opportunity cost
opportunity cost of an activity is the sacrifice in terms of benefits foregone from not allocating resources to the next best activity.
what is incremental cost?
Incremental cost is the overall change that a company experiences by producing one additional unit of good.
2 factors taken into account for quality adjusted life years?
quality of life, number of years the pt lives
2 types of economic evaluation
which artery supplies the occipital lobe?
posterior cerebral artery
what name is given to the photopigment cells of rods?
what is the function of rods and cones
rods - peripheral vision
cones - colour vision, visual acuity
what secretes CSF?