|
Erstellt von benprice99
vor mehr als 10 Jahre
|
|
Frage | Antworten |
Define Homeostasis | Maintaining a stable internal environment |
Define Vasodilation | When the body is too warm, blood flows near the surface through superficial capillaries. This allows more heat to be lost, which cools the body down. |
Define Vasoconstriction | When the body is too cold, blood flow is restricted near the surface, allowing heat to be retained, warming the body up. |
Sensory neurones | Take nerve impulses from receptors to the central nervous system |
Relay neurones | In the central nervous system. Take nerve impulses from sensory neurones to motor neurones. |
Motor neurones | Take impulses from the central nervous system to muscles or glands (effectors). |
Name 2 hormones found in humans | Insulin, adrenaline, testosterone, oestrogen, and progesterone. |
Define Reflex arc | Reflex actions bypass the brain, speeding up response times. Used when the body is in danger. |
Give an example of a reflex action | Iris reflex - Iris contracts or expands depending on light level |
Define Type 1 diabetes | Unable to produce insulin |
Define Type 2 diabetes | Resistant to insulin produced |
Möchten Sie mit GoConqr kostenlos Ihre eigenen Karteikarten erstellen? Mehr erfahren.