PHSI3011 04-2 Cardio- and resp- regulation during exercise

Beschreibung

PHSI3011 04-2 Cardio- and resp- regulation during exercise
Michael Jardine
Quiz von Michael Jardine, aktualisiert more than 1 year ago
Michael Jardine
Erstellt von Michael Jardine vor mehr als 6 Jahre
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Zusammenfassung der Ressource

Frage 1

Frage
Effect of exercise on the following things: Ventilation rate [blank_start]__________[blank_end]; Arterial blood gases and pH [blank_start]__________[blank_end]; Oxygen supply to existing cells [blank_start]__________[blank_end];
Antworten
  • Jumps immediately
  • Remains steady
  • Jumps, but lags
  • Drops immediately
  • Drops, but lags
  • Remain steady
  • Jump immediately
  • Jump, but lags
  • Drop immediately
  • Drop, but lags
  • Jumps, but lags
  • Remains steady
  • Jumps immediately
  • Drops, but lags
  • Drops immediately

Frage 2

Frage
At the end of exercising, what happens to each of the following parameters: HR [blank_start]__________[blank_end]; MAP [blank_start]__________[blank_end]; TV [blank_start]__________[blank_end];
Antworten
  • Remains in exercise-state for a while
  • Returns to normal* immediately
  • Fuck all
  • Returns to normal* immediately
  • Remains in exercise-state for a while
  • Fuck all
  • Remains in exercise-state for a while
  • Returns to normal* immediately
  • Fuck all

Frage 3

Frage
As exercise intensity increases… TPR [blank_start]__________[blank_end]; MAP [blank_start]__________[blank_end];
Antworten
  • Falls
  • Falls slightly
  • Falls dramatically
  • Rises
  • Rises slightly
  • Rises dramatically

Frage 4

Frage
During exercise, the motor cortex sends signals to:
Antworten
  • Hypothalamus
  • Brainstem
  • Skeletal muscle
  • Pons
  • Hippocampus

Frage 5

Frage
Which of the following move the curve to the right?
Antworten
  • Increased H+ concentration
  • Increased CO2 concentration
  • Increased temperature
  • Decreased pH
  • Decreased H+ concentration
  • Decreased CO2 concentration
  • Increased pH
  • Decreased temperature

Frage 6

Frage
In skeletal muscle during maximal exercise: Blood flow is [blank_start]__________[blank_end] [blank_start]__________[blank_end] (compared to rest); Oxygen extraction fraction is [blank_start]__________[blank_end] [blank_start]__________[blank_end] (compared to rest); …therefore Oxygen consumption is [blank_start]__________[blank_end] [blank_start]__________[blank_end] (compared to rest);
Antworten
  • Increased
  • Decreased
  • Increased
  • Decreased
  • Increased
  • Decreased
  • ~3X
  • ~6X
  • ~20X
  • ~30X
  • ~60X
  • ~180X
  • ~2X
  • ~40X
  • ~120X
  • ~2X
  • ~3X
  • ~6X
  • ~20X
  • ~30X
  • ~40X
  • ~60X
  • ~120X
  • ~180X
  • ~2X
  • ~3X
  • ~6X
  • ~20X
  • ~30X
  • ~40X
  • ~60X
  • ~120X
  • ~180X

Frage 7

Frage
Chemoreflex is [blank_start]__________[blank_end] during exercise.
Antworten
  • Increased
  • Decreased
  • Unaffected

Frage 8

Frage
Baroreceptor reflex is [blank_start]__________[blank_end] during exercise.
Antworten
  • Increased
  • Decreased
  • Unaffected

Frage 9

Frage
The baroreceptor reflex ultimately ends up doing what to MAP?
Antworten
  • Increasing
  • Decreasing
  • Nothing

Frage 10

Frage
Ergoreceptors are:
Antworten
  • Mechanoreceptors
  • Chemoreceptors
  • Nociceptors
  • Baroreceptors
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