Neurotransmitters
Neurons
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Nervous System
Endocrine System
100
A natural, opiate-like neurotransmitters linked to pain control and pleasure
Endorphins
100
What are the five main parts of a neuron?
dendrites, soma, axon, axon terminal, myelin sheath
100
Multiple Sclerosis (MS) is a result of the degeneration in: A)dendrite B)axon C)myelin sheath D)soma E)none of the above
myelin sheath
100
What six subsystems make up the Nervous system?
central, peripheral, somatic, autonomic, sympathetic, and parasympathetic
100

__________ are chemical messengers released into the bloodstream.

hormones

200
Influences movement, learning, attention, and emotion
Dopamine
200
What is the level of stimulation required to trigger a neural impulse called?
The threshold
200
Which neurotransmitter inhibits CNS activity in order to calm a person down during stressful or arousing situations? A) GABA B)Norepinephrine C)AcH D)dopamine E)Serotonin
Norepinephrine
200
The neurons carry outgoing information from the brain to the spinal cord to the muscles and glands. Efferent or Afferent?
Efferent
200

Which gland is considered the "master gland"?

Pitutary

300

An agonist is a molecule that _____________ a response. An antagonist is a molecule that ______________ a response.

Stimulates and inhibits

300
What are the three phases of neural communication?
action potential, refractory period, resting period
300
George does not feel like getting out of bed, has lost his appetite, and feels tired for most of the day. Which of the following neurotransmitters likely is in short supply for George?
Serotonin
300
The _________________ nervous system is responsible for bringing the body back to homeostasis
parasympathetic
300

This part of the brain is responsible for regulating Hunger and thirst

Hypothalamus

400
An oversupply of GABA is linked to seizures, tremors, and insomnia. True OR False?
False
400
What two ions are transported inside and outside of the axon membrane during an action potential?
Sodium and Potassium (salty banana)
400

When there is a negative charge inside an axon and a positive charge outside, the neuron is said to have a resting potential. TRUE or FALSE?

FALSE

400

What type of Neuron stimulates movement?

 Motor

400
The pituitary gland is part of which collection of brain structures?
Limbic system
500
An oversupply of this neurotransmitter can overstimulate the brain, producing migraines or seizures.
Glutamate
500
A neural impulse travels at speeds ranging from _______ to ____________ miles per hour (mph)
2-180
500

In the early 1800s, the study of ________________ says that bumps on the brain could reveal a person's mental abilities and character traits.

phrenology

500
The hypothalamus is controlled by this subsystem.
Autonomic
500

This gland is responsible to generating adrenaline in a fight or flight.

adreanal gland

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