Nervous System Exam Quiz - 1
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- 1.Which of the following is not a function of the nervous system?
- A.
Providing for sensation
- B.
Releasing hormones to maintain homeostasis
- C.
Providing for higher mental functioning
- D.
Generating emotional response
- 2.Which of the following is an example of the response function of the nervous system?
- A.
Deciding what should be done at each moment
- B.
Measuring changes that occur inside and outside the body
- C.
Processing and interpreting sensory input
- D.
Activating muscles or glands
- 3.Which of the following is an example of the monitoring function of the nervous system?
- A.
Hearing an audience clap for you at the end of a show
- B.
Blushing in response to the increased attention
- C.
Deciding to take a bow for the audience
- D.
Slowing of your heartbeat now that you are finished
- 4.An example of integration by the nervous system is:
- A.
The feel of hot air outside on a summer day
- B.
Flushing and sweating of your skin in response to the heat
- C.
Perceiving the sound of an ice cream truck coming down the street
- D.
The decision to run into the house to get money to buy ice cream
- 5.Which of the following are components of the central nervous system?
- A.
Sensory and motor nerve receptors
- B.
Cranial and spinal nerves and ganglia
- C.
Brain and spinal cord
- D.
All of the above
- 6.Motor nerves of the peripheral nervous system that stimulate smooth muscle, cardiac muscle, and glands are part of the:
- A.
Autonomic division
- B.
Afferent division
- C.
Somatic division
- D.
Voluntary nervous system
- 7.The motor division of the nervous system carries impulses from the central nervous system to the muscles and glands. This function is also referred to as:
- A.
Afferent
- B.
Efferent
- C.
Involuntary
- D.
Parasympathetic
- 8.
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The neuron structure that represents a DENDRITE is:- A.
1
- B.
3
- C.
5
- D.
6
- 9.
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The neuron structure that represents an AXON is:- A.
1
- B.
2
- C.
4
- D.
5
- 10.
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The neuron structure that represents a CELL BODY is:- A.
2
- B.
3
- C.
4
- D.
5
- 11.
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The neuron structure that represents a SCHWANN CELL of the myelin sheath is:- A.
1
- B.
3
- C.
4
- D.
5
- 12.When the plasma membrane of a neuron is resting, or inactive, and there are fewer positive ions sitting on the inner face of the neuron’s plasma membrane then there are on its outer face, it is said to be:
- A.
Depolarized
- B.
Polarized
- C.
In neutral state
- D.
Multipolar
- 13.The major positive ions inside the cell are ______, while the major positive ions outside the cell are _______.
- A.
Na+; K+
- B.
Ca+; Cl+
- C.
K+; Na+
- D.
Cl+; Ca+
- 14.The long-distance signal carried in neurons, also known as a nerve impulse, is called the:
- A.
Action potential
- B.
Stimulus
- C.
Graded potential
- D.
Synapse
- 15.
- A.
Opening calcium channels when the action potential reaches an axon terminal
- B.
Diffusing across the synapse to bind to receptors on the membrane of the next neuron
- C.
Activating the sodium-potassium pump within the neuron
- D.
Increasing permeability of the membrane to intracellular potassium ions
- 16.The brain and spinal cord are protected by all of the following, except the:
- A.
Skull and vertebral column
- B.
Myelin sheath
- C.
Meninges
- D.
Cerebrospinal fluid
- 17.Which of the following is not one of the three meningeal layers that cover and protect the central nervous system structures?
- A.
Dura mater
- B.
Arachnoid mater
- C.
Pia mater
- D.
Cerebri mater
- 18.Which of the following is a description of the dura mater meningeal layer?
- A.
Cobweb-like middle membrane with threadlike extensions
- B.
Tough, double-layered outer membrane
- C.
Multilayered membrane that protects the outer surface of the skill
- D.
Delicate innermost membrane that clings tightly to the surface of the brain
- 19.The largest part of the brain which is involved in logical reasoning, moral conduct, emotional responses, sensory interpretation, and initiation of voluntary muscle activity is called the:
- A.
Cerebrum
- B.
Diencephalon
- C.
Brain stem
- D.
Cerebellum
- 20.The brain region that contains the thalamus, hypothalamus, and epithalamus is called the:
- A.
Cerebrum
- B.
Diencephalon
- C.
Brain stem
- D.
Cerebellum
- 21.The large, cauliflower-like brain region that coordinates muscle activity and body balance is called the:
- A.
Cerebrum
- B.
Diencephalon
- C.
Brain stem
- D.
Cerebellum
- 22.The brain region that contains the midbrain, pons, and medulla oblongata is called the:
- A.
Cerebrum
- B.
Diencephalon
- C.
Brain stem
- D.
Cerebellum
- 23.Scientists believe that ______________________ may develop in the brain of an Alzheimer’s patient, and may be the cause of disease.
- A.
Cholesterols
- B.
Tumors
- C.
Plaques and tangles
- D.
Ruptured blood vessels
- 24.What percentage of adults above age 65 will develop Alzheimer’s?
- A.
1-4%
- B.
5-15%
- C.
25-40%
- D.
45-60%
- 25.Which of the following lists of symptoms is most consistent with a diagnosis of Alzheimer’s?
- A.
Memory loss, short attention span, disorientation, language loss
- B.
Moodiness, depression, forgetfulness, muscle deterioration
- C.
Split personalities, language loss, paralysis, headaches
- D.
Disorientation, anger, violence, irritability, tremors
- 26.Which of the following is true regarding treatments for Alzheimer’s?
- A.
Certain behavioral therapies have been shown to completely reverse the course of Alzheimer’s
- B.
There is no cure for Alzheimer’s, but much attention is focused on Alzheimer’s research
- C.
The herbal supplement Ginkgo biloba is the most effective treatment for Alzheimer’s that exists today
- D.
The only cure for Alzheimer’s is aggressive chemotherapy that destroys the damaged parts of the brain
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