Physiology part A

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

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Created Apr 5, 2012ReportNominate