Brain Facts glossary

Beschreibung

Quiz am Brain Facts glossary, erstellt von xantheacheah am 12/07/2015.
xantheacheah
Quiz von xantheacheah, aktualisiert more than 1 year ago
xantheacheah
Erstellt von xantheacheah vor mehr als 9 Jahre
10
0

Zusammenfassung der Ressource

Frage 1

Frage
What is acetylcholine?
Antworten
  • Neuro transmittter that controls functions such as memory, sleep, heart rate and muscular activity
  • Neuro chemical that inhibits wakefulness serving the purpose of slowing down cellular activity and diminishing arousal. These levels decrease during sleep.

Frage 2

Frage
Adenosine is a neuro chemical that inhibits wakefulness, serving the purpose of slowing down cellular activity and diminishing arousal. Adenosine levels decrease during sleep.
Antworten
  • True
  • False

Frage 3

Frage
What is an action potential?
Antworten
  • It is an electrical charge that travels along the axon to the neurons terminal. It then triggers the release of neurotransmitters.
  • An action potential is a surge of energy released from the neurons which sends chemicals our its dendrites to attach to other axons and cell bodies.

Frage 4

Frage
What is the adrenal cortex?
Antworten
  • An endocrine organ that secretes steroid hormones for metabolic functions such as in response to stress
  • A function in where the body releases hormones into the blood stream in response to arousal and stress

Frage 5

Frage
What is the endocrine organ that secretes epinephrine and nor-epinephrine in concert with the activation of the sympathetic nervous system for example in response to stress?
Antworten
  • Adrenal Cortex
  • Adrenal Medulla
  • Adenosine
  • Agonist

Frage 6

Frage
What is an agonist? *2 answers*
Antworten
  • A type of drug or neurotransmitter or other molecule that stimulates receptors to produce a desired action
  • A muscle that moves a joint in an intended direction
  • A type of drug or neurotransmitter or other molecule that blocks receptors
  • A muscle that moves a joint in opposition to an intended direction
Zusammenfassung anzeigen Zusammenfassung ausblenden

ähnlicher Inhalt

Biology B1.1 - Genes
raffia.khalid99
The Circulatory System
Shane Buckley
biology 1-4
ady2700
Enzymes and Respiration
I Turner
Function and Structure of DNA
Elena Cade
The Lymphatic System
james liew
The Flowering Plant and Photosynthesis
lalalucy13
health and diet
janey.efen
AQA Biology 3.3 Structure of an epithelial cell
Charlotte Hewson
Circulation Quiz 1.3
Ahmed Almohammed
CELLS REVISION
ILHAM HASSAN