Nervous System, Neurons And Action Potential, Chemical Messengers
For the nervous system to well function, all the other affiliate parts and systems need to function properly. Among the other essential systems and components are the neurons and action potential and the chemical messengers. Learn more below.
- 1.The 3 main kinds of neurons are:
- A.
Sensory neuron, motor neuron and glial cells
- B.
Sensory neuron, interneuron and motor neuron
- C.
Sensory neuron, interneuron and glial cells
- D.
Interneuron, motor neuron and glial cells
- 2.The neuron which is by far the most numerous in the human brain is the ___________
- A.
Motor neuron
- B.
Sensory neuron
- C.
Interneuron
- D.
Glial cells
- 3.The brain stem consists of the __________
- A.
Hind brain, mid brain and diencephalon
- B.
Cerebellum, cerebrum and mid brain
- C.
Hypothalamus, thalamus and cerebral hemispheres
- D.
Cerebellum, diencephalon and cerebrum
- 4.The cerebral cortex of the brain is responsible for ________
- A.
Eating, release of sexual hormones and voluntary actions
- B.
Speech, sleep and attention
- C.
Voluntary actions, language, thinking
- D.
Voluntary actions, sleep and speech
- 5.The action potential is created by _____
- A.
Allowing sodium ions to flow into cell and potassium ions to flow out of cell
- B.
Allowing potassium ions to flow into cell and sodium ions to flow out of cell
- C.
Allowing both sodium and potassium ions to flow into cell freely
- D.
Allowing both sodium and potassium ions to flow out of cell freely
- 6.Which of the following parts of the brain are involved in controlling skillful movements?
- A.
Cerebellum
- B.
Hypothalamus
- C.
Thalamus
- D.
Cerebrum
- 7.The neurotransmitter released in response to various forms of novelty and stress is ____
- A.
Noradrenaline
- B.
Dopamine
- C.
Acetylcholine
- D.
Glutamate
Questions: 15 | Attempts: 66779 | Last updated: Mar 22, 2022
-
Sample QuestionThis is the job of the nervous system:
Questions: 18 | Attempts: 12525 | Last updated: Mar 22, 2022
-
Sample QuestionNerves are bundles of neurons.
Questions: 10 | Attempts: 10268 | Last updated: Mar 22, 2022
-
Sample QuestionA female client has clear fluid leaking from the nose following a basilar skull fracture. The nurse assesses that this is cerebrospinal fluid if the fluid:
Back to top