Physiology part A

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

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Created Apr 5, 2012ReportNominate