Pulmonary Circulation Flashcards

1
Q

Endothelin-1/thromboxane-A2 may enhance HPV; NO and prostacyclin may moderate HPV; drugs targeting endothlin-1, NO, COX etc. may improve exercise capacity

A

Kylhammer and Radegran, 2017

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2
Q

Oxygen sensing in pulmonary arterial smooth muscle of pre-capillary vessels

A

Sommer et al, 2016

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3
Q

Tibetan people at altitude have lower HPV

A

Groves et al, 1993

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4
Q

Pulmonary capillary endothelial cells respond to hypoxia with membrane depolarisation

A

Wang et al, 2012

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5
Q

No evidence found for capillary constriction

A

Conhaim et al, 2008

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6
Q

Sensitivity to calcium enhanced via hypoxia-induced increase in Rho kinase activity

A

Weigand et al, 2011

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7
Q

High altitude exposure increases markers of ROS production, with less bioactive vasodilating NO species

A

Bailey et al, 2010

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8
Q

CO production upregulated by hypoxia

A

Llanos et al, 2012

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9
Q

Heterozygous HIF1α deficient mice have weaker acute and chronic hypoxia responses

A

Shimoda et al, 2001

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10
Q

Carotid body sensitivity to hypoxia decreased in HIF1α knockouts

A

Kline et al, 2001

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11
Q

HPV does not improve Va/Q matching in humans

A

Gale et al, 1985

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12
Q

Increased ROS in hopxia activates HPV

A

Schumacker et al, 2011

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13
Q

CFTR and sphingolipids mediate HPV

A

Tabeling et al, 2015

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14
Q

Mouse model of Leigh syndrome (complex I) shows impaired HPV

A

Schleifer et al, 2018

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15
Q

Hypoxia-induced pulmonary vasoconstriction of intra-acinar arteries is impaired in NADPH oxidase 4 gene-deficient mice

A

Murtaza et al, 2018

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16
Q

The LKB1-AMPK-α1 signaling pathway triggers hypoxic pulmonary vasoconstriction downstream of mitochondria

A

Moral-Sans, 2018