PHSI3011 07-1 Cardiorespiratory adaptation to high altitude

Pregunta 1 de 10

1

Label the following:

Arrastra la opción correcta a cada uno de los puntos naranjas

Atmospheric air

Inspired air

Alveolar gas

Arterial blood

Mixed venous blood

Explicación

Pregunta 2 de 10

1

True or false: Hypoxia (measured in the Carotid artery) triggers an increase in respiratory activity, which in turn increases ventilation. In response to the nasopharyngeal (diving) reflex (yeah, wrong lecture. whatevs), this is absent.

Selecciona uno de los siguientes:

VERDADERO
FALSO

Explicación

Pregunta 3 de 10

1

True or false: Pulmonary stretch receptors influence the cardiovascular system as part of the Hering-Breuer reflex.

Selecciona uno de los siguientes:

VERDADERO
FALSO

Explicación

Pregunta 4 de 10

1

Hypoxia causes both EXCITATION (secondarily, from pulmonary stretch receptor activity) and INHIBITION (primarily, from chemoreceptor activity) of HR.
At high altitude altitude, what is the NET effect?

Selecciona una de las siguientes respuestas posibles:

Excitation
Inhibition

Explicación

Pregunta 5 de 10

2

Hypoxia causes both EXCITATION (secondarily, from pulmonary stretch receptor activity) and INHIBITION (primarily, from chemoreceptor activity) of Vascular Resistance.
At high altitude altitude, what is the NET effect?

Selecciona una de las siguientes respuestas posibles:

Excitation (so secondary vasoconstriction)
Inhibition (so primary vasodilation)
Excitation (so primary vasoconstriction)
Inhibition (so secondary vasodilation)
Excitation (so primary vasodilation)
Inhibition (so primary vasoconstriction)
Excitation (so secondary vasodilation)
Inhibition (so secondary vasoconstriction)

Explicación

Pregunta 6 de 10

1

The NTS is where the quite a few of the baroreceptors and chemoreceptors lead to. What is it, though?
NTS = ??

Selecciona una o más de las siguientes respuestas posibles:

Nucleus of Solitary Tract (NTS)
Nucleus Tractus Solitarii (NTS)

Explicación

Pregunta 7 de 10

1

Fill in the two arrows.

Arrastra la opción correcta a cada uno de los puntos naranjas

↑

↓

Explicación

Pregunta 8 de 10

1

Haz click en el punto naranja y selecciona la respuesta correcta

What is it that moves the curve to the blue one?

Explicación

Pregunta 9 de 10

1

Over prolonged exposure to high altitude (a few days or more), production of __________ increases. The effect of this is to maintain O2 unloading in capillaries, despite reduction in inspired PO2.

Selecciona una o más de las siguientes respuestas posibles:

2-DPG
2-BPG
2,3-DPG
2,3-BPG
RBC production

Explicación

Pregunta 10 de 10

1

	Creado por Michael Jardine hace alrededor de 7 años

PHSI3011 07-1 Cardiorespiratory adaptation to high altitude

PHSI3011 07-1 Cardiorespiratory adaptation to high altitude

PHSI3011 07-1 Cardiorespiratory adaptation to high altitude

Pregunta 1 de 10

Label the following:

Arrastra la opción correcta a cada uno de los puntos naranjas

Explicación

Pregunta 2 de 10

True or false: Hypoxia (measured in the Carotid artery) triggers an increase in respiratory activity, which in turn increases ventilation. In response to the nasopharyngeal (diving) reflex (yeah, wrong lecture. whatevs), this is absent.

Selecciona uno de los siguientes:

Explicación

Pregunta 3 de 10

True or false: Pulmonary stretch receptors influence the cardiovascular system as part of the Hering-Breuer reflex.

Selecciona uno de los siguientes:

Explicación

Pregunta 4 de 10

Hypoxia causes both EXCITATION (secondarily, from pulmonary stretch receptor activity) and INHIBITION (primarily, from chemoreceptor activity) of HR. At high altitude altitude, what is the NET effect?

Selecciona una de las siguientes respuestas posibles:

Explicación

Pregunta 5 de 10

Hypoxia causes both EXCITATION (secondarily, from pulmonary stretch receptor activity) and INHIBITION (primarily, from chemoreceptor activity) of Vascular Resistance. At high altitude altitude, what is the NET effect?

Selecciona una de las siguientes respuestas posibles:

Explicación

Pregunta 6 de 10

The NTS is where the quite a few of the baroreceptors and chemoreceptors lead to. What is it, though? NTS = ??

Selecciona una o más de las siguientes respuestas posibles:

Explicación

Pregunta 7 de 10

Fill in the two arrows.

Arrastra la opción correcta a cada uno de los puntos naranjas

Explicación

Pregunta 8 de 10

Haz click en el punto naranja y selecciona la respuesta correcta

What is it that moves the curve to the blue one?

Explicación

Pregunta 9 de 10

Over prolonged exposure to high altitude (a few days or more), production of __________ increases. The effect of this is to maintain O2 unloading in capillaries, despite reduction in inspired PO2.

Selecciona una o más de las siguientes respuestas posibles:

Explicación

Pregunta 10 de 10

Selecciona la opción correcta de los menús desplegables para completar el texto.

Hypoxia at high altitude results in Increased Decreased( Increased, Decreased ) Blood-brain barrier permeability and Cerebral Vasodilation Vasoconstriction( Vasodilation, Vasoconstriction ).

Explicación

Hypoxia causes both EXCITATION (secondarily, from pulmonary stretch receptor activity) and INHIBITION (primarily, from chemoreceptor activity) of HR.
At high altitude altitude, what is the NET effect?

Hypoxia causes both EXCITATION (secondarily, from pulmonary stretch receptor activity) and INHIBITION (primarily, from chemoreceptor activity) of Vascular Resistance.
At high altitude altitude, what is the NET effect?

The NTS is where the quite a few of the baroreceptors and chemoreceptors lead to. What is it, though?
NTS = ??

Hypoxia at high altitude results in ( Increased, Decreased ) Blood-brain barrier permeability and Cerebral ( Vasodilation, Vasoconstriction ).