LE-4-Renal-Physiology-Feed-Batch-2022 Flashcards
1 . This nerve signal may still allow normal renal function:
A. Sympathetic nerve outflow
B. Parasympathetic outflow
C. Catecholamine release
D. B adrenergic receptors
B. Parasympathetic outflow
2 . Which renal tubular function may be impaired if renal innervation is damaged
Sodium reabsorption
- The …. Control in the urinary bladder may affect the patients ability to
to contract the urinary detrusor muscle
- During the process of micturition
There is inhibitory and facilatory centers that regulate reflex
- Plasma fluid filtration increases in the glomerular filtration with one of these decreases
Capillary osmotic pressure
- During the process of micturition:
A. Inhibitatory and facilitatory center in the CNS regulate the reflex
B. Spinal reflex regulate and modulate the micturition reflex
C. Motor sympathetic impulses stimulate the micturition reflex
D. A feeling of increased bladder urine reached 70 mL - Which of the following best describe the sodium reabsorption in the proximal tubule
Active transport is vital mechanism of your absorption in the apical membrane
- Which will increase GFR
Increase cortical glomerular capillary surface area
- Regarding the…. solutes and water during states of over hydration, which statement is correct
Urine osmolarity increases four fold compared to plasma osmolarity
- In the proximal convoluted tubule
Tubular fluid osmolarity equilibrates with plasma osmolarity
40 This may significantly increase Angiotensin II
A. Afferent Arteriole perfusion increase
B. Urea absorption
C. Afferent Arteriole pressure increase
D.
???
- Increase Glomerular Filtration rate by.
A. Increase glomerular capillary filtration
B. Increase bowman’s capsule hydraulic pressure
C. Sympathetic activation of afferent arterioles
D. Increase glomerular capillary osmotic pressure
???
- The… of the brush border along the descending.. may lead to. Answwer: A fall in your solute reabsorbtion in the..
???
- which of the following processes…of your urine formation. The start of urine formation begins during the production of the
ultra-filtrate
11 Signals the urine formation:
-ultra filtrate
15 Which of the following best describes you renal clearance:
fick equation
16 Mass balance relationship, urinary excretion rate of substance x is proportional to the ____________ concentration of
substance x.
A. Tubular
B. Venous
C. Plasma
D. Arterial
C. Plasma
21 With respect to plasma, the drop in the osmolarity on the
tubule is greatest in:
A. Ascending Thin Limb
B. Distal Convulated Tubule
C. ATL and DCT
D. Collecting Tubule
???
22 The rapid rise in mean arterial pressure may also cause pressure in the afferent arterioles to rise, what is the expected response?
The smooth muscles will contract as the pressure rises.
23 Increase in hydrolic pressure in tubular fluid along nephron segment may:
decrease the osmotic pressure along the proximal tubule.
28 A patient suffering from acute kidney disease will lead to?
Answer: Secretion of decrease organic cations
30 RAAS may be stimulated by which of the following:
A. Increase renal blood flow
B. Increase K levels
C. Increase mean arterial pressure
D. Decrease Na plasma levels
D. Decrease Na plasma levels
34 Elimination of plasma xenobiotics is facilitated by which of the transporters below?
A. MDR1
B. NKCC2
C. NHE3
D. Na K ATPase
???
37 As the NaCl and urea moves into corticomedullary interstitium:
A Water moves in concentration gradient
B Solute reabsorption rises in TAL
C Urea reabsorption in PT
D NaCl becomes greater than urea
???
38 Important role of vasa recta in maintaining medullary interstitium
A. High
B. Low
C. Iso-osmolar
D. Hyperosmolar
???
43 In drawing A (constricted afferent arteriole w/ normal efferent arteriole diameter) the macula densa will activate the JG apparatus by:
A. increasing glomerular capillary oncotic pressure
B. decreasing afferent arteriolar resistance
C. increasing efferent arteriolar resistence
D. decrease flow of blood to the glomerulus
???
- High concentration of urine, ADH will?
???
62 Hypoaldosteronism: urine is ___
A.isotonic
B.hypotonic
C.hypertonic
D.hypoosmolar
C.hypertonic
64 ANP increase urine production by:
A. Increase hydrostatic pressure on PCT
B. Increase oncotic pressure on peritubular capillaries
C. Promote laminar flow on Afferent arteriole
D. Decrease intraluminal diameter of efferent arteriole
D. Decrease intraluminal diameter of efferent arteriole
72 Proteins as buffer
A. Among the most plentiful esp within the body fluids
B. Requires few minutes to equilibriate with the extra cellular fluid
C. Hemoglobin is an important intracellular fluid buffer PHY
D. Equilibrium with the plasma in the red blood cells require several hours
???
73 With regards to respiratory regulation
Answer: Increase ventilation decreases ECF H+ concentration
Increase ventilation decreases ECF H+ concentration
- HCO3 transport via apical membrane, which is true statements dapat nandito pero hindi namemorize so please just read on this thank you
???
76 With regard to renal correction of alkalosis
A. Alkalosis increases the ratio of HCO3/H in the renal interstitial fluid
B. Renal correction then proceeds with decreased tubular secretion of H ions
C. Further correction of alkalosis goes with decrease *excretion(?) of HCO2
D. Outcome would be a basic urine with correction
???
78 Respiratory acidosis is caused by
A. Increased Ventilation
B. Increased PCO2
C. Increased HCO3
D. Increased pH
B. Increased PCO2
81 pH: 7.52 CO2: 52 HCO3 : 31
A. Metabolic acidosis
B. Respiratory alkalosis
C. Respiratory acidosis
D. Metabolic alkalosis
D. Metabolic alkalosis
90 High Plasma osmolality can increase K+ in ECF initially due to:
A. Increase in the intracellular osmolality osmolality
B. Inhibition of K+ absorption by inhibition of insulin
???
92 Mechanisms of K secretion via principal cells are the ff EXCEPT
A. K ion enters via NaKATPase
B. K ion leaves via symporter
C. K ion leaves cell via diffusion
D. K ion secretion enhanced by hormone e.g. aldosterone
C.K ion leaves cell via diffusion
97 Calcium can be reabsorbed in all parts of the nephron EXCEPT
A.TAL
B. PCT
C. TDL
D. CCD
C. TDL
