Physiology part A

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Mineralocorticooid receptor antagonist
Rate of heat loss is related to body mass to the power:fraction
Hormone that affects renal hydroxylation of vitamin D3
Main stimulus for NO production
Prostacyclins cause vsm to ___ via activation of?
Mean pressure in the vascular system if the circulation stops is defined as
Diuretic with anti-androgen effects
Short term effects of aldosterone
Protein binding intracellular iron
Amiloride directly blocks
Do beta adrenoreceptor antagonists affect transmission at the ganglion?
Peripheral chemoreceptors sense (x3)abbreviations
2 physiological adaptations to altitude
Anaesthetics ____ ventilatory drive
Plasma K+ conc is sensed by the
Minimum daily urine production (litres)
Above core temp, above thermoneutral zone
pH 7.3
Type of pH disturbance: Exercise
PlasmaK+ rises causes the secretion of which hormone
Hypothalamus function: Anterior nucleus
ADH is released into the blood from the
HPA stands for
Type of pH disturbance: Acetozolamide
Daily water production from metabolism of carbs & lipid (ml)
Infusion of a B1 antagonist causes CO to
Stimulating HPA increases blood ____ conc, this is mediated by _____
2 causes of hypokalaemia
2 PTH targets,
Daily sweat loss (ml)
Time of day with lowest temperaturetime range (with units)
Sudden increase in SVR causes CO to
Inflammatory cytokines decrease the
Anaesthetics ____ SVR
Type of pH disturbance: Insulin deficiency
Below core temp, outside thermoneutral zone (2 responses)
pH 7.5
Type of pH disturbance: Renal failure
Septic shock is characterised by a fall in
Temperature in women rises by how much on which day of the cycle?range, day
ECG after 130% K+ would show
Below core temp, within thermoneutral zone
Infusion of 1l normal saline over 20 mins causes CO to
3 Calcitonin targets,
Left sided heart failure is commonly associated with
Protein binding iron in plasma
Ascending 4000m over 24 hours would lead to a PaCO2 of (mmHg)
Local inflammation leads to increased
Type of pH disturbance: Narcotic drugs
Hormone regulation plasma iron
25-hydroxycholecalciferol is synthesised in the
Long term effects of aldosterone
ACTH stimulates release of which 2 hormones?
Endothelin 1 is raised in
Hypothalamus function: Hormone acting on the arcuate nucleus
Osmolarity of blood supplying the hypothalamus affects the release of
Hypothalamus function: Lateral hypothalamus
Enzyme that NO activates on binding to SM receptor
HPA stimulation causes decreased proliferation of ___ but increased numbers of
Anaesthetics ____ VQ mismatch
Central chemoreceptors sense (x2)
Widespread poor perfusion of tissues leads to
Time of day with highest temperaturetime range (with units)
Local metabolites from active muscle cause primary
Exposing skin to moving air increases
Hypothalamus function: Ventromedial nucleus
Type of pH disturbance: Vomiting
Type of pH disturbance: Hyperaldosteronism
Short duration local anaesthetics reduce postoperative
Which part of the adrenals secretes cortisol?
Supine to standing causes CO to
Normal K+ intake/output (mEq)
Submersion in water increases skin
Addison's syndrome is a reduction in
Conn's syndrome
Signals from peripheral chemoreceptors are relayed toabbreviation
Hypothalamus function: Supraoptic/paraventricular nucleus
Iron efflux from macrophages and enterocytes is via
Which part of the adrenals secretes aldosterone?
pH 7.45
Main problem at altitude is lowabbreviation
Nerve that carries afferent signals from the carotid sinus barorecptors
Anaesthetic decreasing intracellular calcium accumulation in cardiac myocytes
Above core temp, within thermoneutral zone
Type of pH disturbance: COPD
Precursor of NO
1,25-dihydroxycholecalciferol is synthesised in
Anaesthetics ____ Upper airway resistance
Duodenal iron transporter
pH 6.9
A few days at altitude causes pulmonary ____
Type of pH disturbance: Hyperventilation due to anxiety
Treat hyperkalaemia with 2 things
3 stimuli that when increased increase local blood flow:full names
Anaesthetics ____ myocardial contractility
Where in the hypothalamus is ADH synthesised?
pH 7.35
Eccrine glandular secretion is increased by topical
Cushing's syndrome heightens, cause:
Calcitonin is synthesised in the

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Created Apr 5, 2012ReportNominate