The Remarkable Cardiovascular System of Giraffes

Forskning

The Remarkable Cardiovascular System of Giraffes

Publikation: Bidrag til tidsskrift › Review › Forskning › fagfællebedømt

Standard

The Remarkable Cardiovascular System of Giraffes. / Aalkjaeligr, Christian; Wang, Tobias.

I: Annual Review of Physiology, Bind 83, 2021, s. 1-15.

Publikation: Bidrag til tidsskrift › Review › Forskning › fagfællebedømt

Harvard

Aalkjaeligr, C & Wang, T 2021, 'The Remarkable Cardiovascular System of Giraffes', Annual Review of Physiology, bind 83, s. 1-15. https://doi.org/10.1146/annurev-physiol-031620-094629

APA

Aalkjaeligr, C., & Wang, T. (2021). The Remarkable Cardiovascular System of Giraffes. Annual Review of Physiology, 83, 1-15. https://doi.org/10.1146/annurev-physiol-031620-094629

Vancouver

Aalkjaeligr C, Wang T. The Remarkable Cardiovascular System of Giraffes. Annual Review of Physiology. 2021;83:1-15. https://doi.org/10.1146/annurev-physiol-031620-094629

Author

Aalkjaeligr, Christian ; Wang, Tobias. / The Remarkable Cardiovascular System of Giraffes. I: Annual Review of Physiology. 2021 ; Bind 83. s. 1-15.

Bibtex

@article{e2ea52d993634c5d9032a9193f70a626,

title = "The Remarkable Cardiovascular System of Giraffes",

abstract = "Gravity affects the physiology of many animals, and the effect is, for good reason, most pronounced in tall species. The physiologymdashin particular, cardiovascular functionmdashof giraffes has therefore captivated the interest of physiologists for centuries. Several studies document high mean arterial blood pressure of giraffes of about 200 mm Hg. This appears necessary to establish a cerebral perfusion pressure on the order of 100 mm Hg at the cranial end of the carotid arteries. Here, we discuss the unique characteristics of blood vessels, the heart, and the kidney of giraffes and how these functional and structural adaptations are related to very high blood pressure. We also discuss how the cerebral circulation of giraffes is established and what we know about how the blood flow and arterial and venous pressures in giraffes change when they stop to drink and subsequently lift their heads 5-6 m in one sweeping movement.",

keywords = "arteries, blood pressure, brain, gravity, heart, kidney",

author = "Christian Aalkjaeligr and Tobias Wang",

year = "2021",

doi = "10.1146/annurev-physiol-031620-094629",

language = "English",

volume = "83",

pages = "1--15",

journal = "Annual Review of Physiology",

issn = "0066-4278",

publisher = "Annual Reviews, inc.",

}

RIS

TY - JOUR

T1 - The Remarkable Cardiovascular System of Giraffes

AU - Aalkjaeligr, Christian

AU - Wang, Tobias

PY - 2021

Y1 - 2021

N2 - Gravity affects the physiology of many animals, and the effect is, for good reason, most pronounced in tall species. The physiologymdashin particular, cardiovascular functionmdashof giraffes has therefore captivated the interest of physiologists for centuries. Several studies document high mean arterial blood pressure of giraffes of about 200 mm Hg. This appears necessary to establish a cerebral perfusion pressure on the order of 100 mm Hg at the cranial end of the carotid arteries. Here, we discuss the unique characteristics of blood vessels, the heart, and the kidney of giraffes and how these functional and structural adaptations are related to very high blood pressure. We also discuss how the cerebral circulation of giraffes is established and what we know about how the blood flow and arterial and venous pressures in giraffes change when they stop to drink and subsequently lift their heads 5-6 m in one sweeping movement.

AB - Gravity affects the physiology of many animals, and the effect is, for good reason, most pronounced in tall species. The physiologymdashin particular, cardiovascular functionmdashof giraffes has therefore captivated the interest of physiologists for centuries. Several studies document high mean arterial blood pressure of giraffes of about 200 mm Hg. This appears necessary to establish a cerebral perfusion pressure on the order of 100 mm Hg at the cranial end of the carotid arteries. Here, we discuss the unique characteristics of blood vessels, the heart, and the kidney of giraffes and how these functional and structural adaptations are related to very high blood pressure. We also discuss how the cerebral circulation of giraffes is established and what we know about how the blood flow and arterial and venous pressures in giraffes change when they stop to drink and subsequently lift their heads 5-6 m in one sweeping movement.

KW - arteries

KW - blood pressure

KW - brain

KW - gravity

KW - heart

KW - kidney

U2 - 10.1146/annurev-physiol-031620-094629

DO - 10.1146/annurev-physiol-031620-094629

M3 - Review

C2 - 33167747

AN - SCOPUS:85100514082

VL - 83

SP - 1

EP - 15

JO - Annual Review of Physiology

JF - Annual Review of Physiology

SN - 0066-4278

ER -

ID: 279636024