Physiology part A

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

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Created Apr 5, 2012ReportNominate