Chapter 21 Quiz:  2003

 

1.      Which part of the brain regulates homeostatic functions such as heart rate and rate of breathing?

a.       Medulla

b.      Cerebellum

c.       Cerebral Cortex

d.      None of the Above

 

2.      Which hemisphere controls ability to judge special relationship and imaginative thinking?

a.       Left Hemisphere

b.      Right Hemisphere

c.       Both A and B

d.      None of the above

 

3.      Which part of the brain is responsible for transferring information from short term to long term memory?

a.       Medulla

b.      Cerebellum

c.       Hippocampus

d.      Thalamus

 

4.      Seizure can be diagnosed using which of the following tests:

a.       PET scan

b.      X-ray

c.       MRI

d.      E.E.G.

 

5.      Parkinson’s Disease is caused by a lack of:

a.       Acetylcholine

b.      Dopamine

c.       Serotonin

d.      Epinephrine

 

6. The specific nervous system responsible for voluntary skeletal muscle contraction is the

            A. parasympathetic division

            B. sympathetic division

            C. somatic nervous system

            D. sensory division

 

7. All of the following are examples of reactions that occur through action of the sympathetic nervous system except

            A. heart beats faster

            B. liver absorbs glucose from bloodstream and synthesizes glycogen

            C. expansion of air passages

            D. reduction in the production of digestive juices

 

8. The left hemisphere of the brain is associated with all of the following actions except

            A. language

            B. mathematical calculation

            C. judgment of special relationships

            D. the right side of the body

 

9. The highly organized networks that neurons form are called

            A. ganglia

            B. Schwann cells

            C. glia

            D. interneurons

 

  1. Dendrites in a neuron do this.
    1. Give off stimuli
    2. Maintain homeostasis
    3. Receive stimuli
    4. Fight diseases

 

  1. Neurotransmitters directly travel across _________ to transmit nerve impulses.
    1. Axons
    2. Dendrites
    3. Synapses
    4. Glial Cells

 

  1. When a person acquires tolerance to a drug,
    1. More of the drug is needed to receive the same effect
    2. Less of the drug is needed to receive the same effect
    3. Nerve impulses are slowed down in the nervous system
    4. A new drug must be taken

 

  1. When your friend laughs, your ear vibrates and sensory receptors turn the vibrations into electrical impulses, which are then sent to the brain through sensory neurons to the brain.  But where do you actually “hear” the laugh?
    1. Your ear
    2. Sensory receptors
    3. Brain
    4. Motor neurons

 

  1. A man is color- blind and cannot pair socks together.  Which part of his eye is most likely injured?
    1. Rods
    2. Retina
    3. Iris
    4. Cones

 

  1. Cocaine is classified as a psychoactive drug because:
    1. It decreases alertness and activity
    2. Blocks the reabsorption of the neurotransmitter from the synaptic space
    3. Leads to reduction of muscles
    4. Results in a reflex arc

 

  1. The simples type of nervous system, such as that of the hydra, is called:
    1. A ganglion
    2. Ganglia
    3. Nerve net
    4. None of the above

 

  1. Which one of the following is correct?
    1. Hindbrain – cerebrum and thalamus
    2. Forebrain – cerebellum and hypothalamus
    3. Midbrain- thalamus
    4. Forebrain and hindbrain – spinal chord, cerebellum, medulla, thalamus, hypothalamus, and cerebrum

 

  1. What does the Hypothalamus control?
    1. Body temperature
    2. Maintains salt and water balance
    3. Bridges the nervous system and the endocrine
    4. All of the above

 

  1. What is true of the pituitary gland?
    1. Part of the central nervous system
    2. Responds to stimulus
    3. Supports the hypothalamus
    4. Is located in the brain

 

  1. Where is pain received?
    1. Axon at the sensory neuron
    2. Neurons in the brain
    3. Dendrite at the site of injury
    4. Cell body in the motor neuron

 

  1. How does an impulse travel from the presynaptic neuron to the postsynaptic neuron?
    1. They touch each other and the impulse is continued
    2. The impulse does not travel due to the synapse in between the neurons
    3. The axon sends out sodium ions that disturb the permeability of the next neuron caused the potassium channels to open
    4. Neurotransmitters travel across the synapse in turn carrying the impulse to the next neuron

 

  1. When the axon is in its resting potential the net charge
    1. Inside is positive (+); outside is negative (-)
    2. Inside is positive (+); outside is positive (+)
    3. Inside is negative (-); outside is positive (+)
    4. Inside is negative (-); outside is negative (-)

 

  1. Nerve impulses travel through adjacent nerve cells
    1. …Dendrites à Axon à Synapse à Dendrites à Axon…
    2. …Axon à Dendrites à Synapse à Axon à Dendrites…
    3. …Synapse à Axon à Dendrites à Synapse à Axon…
    4. …Dendrites à Synapse à Axon à Dendrites à Synapse…

 

  1. The pumping of the heart is controlled by what part of the brain?
    1. Cerebellum
    2. Thalamus
    3. Cerebrum
    4. Medulla

 

  1. The thick hard outer covering of the brain is called the?
    1. Cerebrospinal fluid
    2. Cerebrum
    3. Meninges
    4. Cranium

 

  1. When playing a sport what part of the brain would help most with balance?
    1. Medulla
    2. Cerebellum
    3. Cerebrum
    4. Thalamus

 

  1. If alcohol is consumed by an individual, it most likely affects this part of the brain
    1. The cerebrum
    2. The cerebellum
    3. The pituitary gland
    4. The brain stem

 

  1. When the doctor hit you on the knee, why do you move before you feel it?
    1. Because you anticipate the contact
    2. Because the signal is sent straight to your brain
    3. Because there actually is no signal
    4. Because the signal is first sent to your spinal cord, then to your brain

 

  1. What is the difference between the somatic and autonomic nervous systems?
    1. Somatic controls brain functions and autonomic controls muscle functions
    2. Somatic controls skeletal muscle functions and autonomic controls involuntary muscle contractions
    3. Somatic controls stomach functions and autonomic controls muscle functions
    4. Somatic controls brain functions and autonomic controls stomach functions

 

  1. _____ transmit(s) impulses from the sensory receptors to the nervous system.
    1. Neurons
    2. Molecular bacteria
    3. Proteins
    4. DNA

 

  1. The _____ of the neuron contains the nucleus and other organelles.
    1. Axons
    2. Dendrites
    3. Cell body
    4. Neurotransmitters

 

  1. ____ are responsible for black and white vision.
    1. Rods
    2. Cones
    3. Spheres
    4. Pupils

 

  1. What is an effector?
    1. Muscles & glands that Carry out responses
    2. Specialized nerves
    3. A part of the eye
    4. Controls blood pressure

 

  1. Bob comes into the doctor’s office and is suffering from a very high internal body temperature.  Most likely, which part of the brain is malfunctioning?
    1. Cerebellum
    2. Cerebrum
    3. Thalamus
    4. Hypothalamus

 

Answer Key

1.      A

2.      B

3.      C

4.      D

5.      B

6.      C

7.      B

8.      C

9.      A

10.  C

11.  C

12.  A

13.  C

14.  D

15.  B

16.  C

17.  D

18.  D

19.  D

20.  B

21.  D

22.  C

23.  A

24.  D

25.  D

26.  B

27.  B

28.  D

29.  B

30.  A

31.  C

32.  A

33.  A

34.  D