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Quiz sobre Brain Facts glossary, criado por xantheacheah em 12-07-2015.

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Brain Facts glossary

Questão 1 de 6

1

What is acetylcholine?

Selecione uma das seguintes:

  • 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.

Explicação

Questão 2 de 6

1

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

Selecione uma das opções:

  • VERDADEIRO
  • FALSO

Explicação

Questão 3 de 6

1

What is an action potential?

Selecione uma das seguintes:

  • 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.

Explicação

Questão 4 de 6

1

What is the adrenal cortex?

Selecione uma das seguintes:

  • 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

Explicação

Questão 5 de 6

1

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?

Selecione uma das seguintes:

  • Adrenal Cortex

  • Adrenal Medulla

  • Adenosine

  • Agonist

Explicação

Questão 6 de 6

2

What is an agonist? *2 answers*

Selecione uma ou mais das seguintes:

  • 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

Explicação