Quiz FH: Fisiologi Sistem Syaraf

Sel syaraf berdasarkan fungsinya dibagi menjadi 3, yaitu ...

• sensorik

• penghubung

• motorik

• pemecah

Neurons communicate by means of an electrical signal called ...

• action potential

• synapse cleft

• depolarization

• hyperpolarization

•Action Potentials are based on ... between the outside and inside of the cell

• movements of ions

• water movement

• distance

• the feeling

when membran at rest, ...

• Na⁺ channel is closed, K⁺ channel is oppened

• more Na⁺ ions outside, more K⁺ inside

• more Na⁺ ions inside, more K⁺ outside

• Both of Na⁺ and K⁺ channel is oppened

when membran receive a stimulus, ...

• Na⁺ channel is closed, K⁺ channel is oppened

• membrane potential is changed

• Na⁺ ions move inside

• Both of Na⁺ and K⁺ channel is oppened

Changes of electric charge which is result in potential action is called ...

• depolarization

• hyperpolarization

• repolarizarion

• resting potential

when potential action passed, the membrane potential becomes more negative. This phase is called ...

• hyperpolarization

• depolarization

• repolarization

• resting potential

Axons branch out and end near dendrites of neighboring cells. A gap separates the axon terminals from dendrites is called ...

• synapse

• action potential

• neurotransmitter

• vesicle

Impulse transmission through a 20 A synapse takes place by ...

• direct conduction

• with the help of neurotransmitters

• direct convection

• with the help of natrium

A synapse in which an action potential in a presynaptic neuron increases the probability of an action potential occurring in a postsynaptic cell is called ...

• Exitatoric synapse

• Inhibitoric synapse

• Long synapse

• Short synapse