HBS 2.2.1

Motor neurons carry impulses __________ the brain

• towards

• away from

• within

Which of the following correctly outlines a reflex arc?

• Motor neuron - interneuron - sensory neuron

• Sensory neuron - interneuron - motor neuron

• Sensory neuron - interneuron - brain - motor neuron

The dendrites of a neuron carry a stimulus

• Towards the cell body

• Away from the cell body

• Through the cell body

During resting membrane potential, the inside of a neuron has a _______________ charge

• negative

• positive

• neutral

Neurotransmitters are stored in which structure of the neuron?

• Cell body

• Dendrite

• Axon terminals

Myelin is located on the ____________ and functions to ____________ nerve transmission.

• dendrite - speed up

• dendrite - slow down

• axon - speed up

• axon - slow down

Neurotransmitters bind to complementary sites on a cell called

• receptors

• axon terminals

• cell bodies

Depolarization occurs when the inside of a cell becomes _________________ due to _________ gates opening.

• positive - potassium

• negative - potassium

• positive - sodium

• positive - sodiium

HBS 2.2.1: What is the primary function of motor neurons?

• Transmit impulses towards the brain

• Transmit impulses away from the brain

• Transmit impulses within the brain

• Transmit impulses to the spinal cord

HBS 2.2.1: Which of the following correctly outlines a reflex arc?

• Motor neuron - interneuron - sensory neuron

• Sensory neuron - interneuron - motor neuron

• Sensory neuron - interneuron - brain - motor neuron

• Motor neuron - sensory neuron - interneuron