WorksheetsExam 4 Quiz A
Total questions: 20
Worksheet time: 3600secs
Name
Class
Date
1.
What are the two main cell types in nervous tissue?
a)
Neurons and blood cells
b)
Neurons and glial cells
c)
Axons and dendrites
d)
Neurotransmitters and hormones
2.
What does the CNS consist of?
a)
Brain and spinal cord
b)
Brain and nerves
c)
Spinal cord and ganglia
d)
Nerves and muscles
3.
Which fluid supports and cushions the brain and spinal cord?
a)
Blood
b)
Interstitial fluid
c)
Cerebrospinal fluid (CSF)
d)
Plasma
4.
Which structure protects the brain and regulates substance entry from blood?
a)
Meninges
b)
Skull
c)
Blood-brain barrier
d)
White matter
5.
Which meninge layer is closest to the brain?
a)
Dura mater
b)
Arachnoid mater
c)
Pia mater
d)
Periosteum
6.
What percentage of CSF is water?
a)
0.93
b)
0.99
c)
0.85
d)
0.75
7.
Which ion is more concentrated in CSF than in plasma?
a)
Potassium
b)
Calcium
c)
Chloride
d)
Sodium
8.
Where is CSF produced?
a)
White matter
b)
Choroid plexus
c)
Ependymal cells
d)
Axon terminals
9.
Which of the following is NOT a function of CSF?
a)
Buoyancy and cushioning
b)
Regulating ions and nutrients
c)
Buffering chemicals
d)
Developing new neurons
10.
Which cells form the myelin sheath in the CNS?
a)
Microglia
b)
Ependymal cells
c)
Oligodendrocytes
d)
Astrocytes
11.
Which glial cell removes damaged neurons and prevents inflammation?
a)
Ependymal cells
b)
Oligodendrocytes
c)
Microglia
d)
Axons
12.
Which glial cell regulates extracellular fluid and forms the BBB?
a)
Ependymal cells
b)
Microglia
c)
Axons
d)
Astrocytes
13.
Which glial cell secretes CSF?
a)
Microglia
b)
Ependymal cells
c)
Oligodendrocytes
d)
Axons
14.
Which neuron type sends signals toward the CNS?
a)
Motor neuron
b)
Sensory neuron
c)
Interneuron
d)
Glial cell
15.
Which neuron type sends signals away from the CNS?
a)
Sensory neuron
b)
Motor neuron
c)
Interneuron
d)
Axon
16.
Which structural neuron type has many dendrites and one axon?
a)
Bipolar
b)
Pseudo-unipolar
c)
Multipolar
d)
Anaxonic
17.
Which structural neuron type has no axons?
a)
Multipolar
b)
Bipolar
c)
Pseudo-unipolar
d)
Anaxonic
18.
What is a ganglion?
a)
A bundle of axons inside the brain
b)
A collection of neuron cell bodies outside the CNS
c)
A type of glial cell
d)
A sensory receptor
19.
What is a plexus?
a)
A bundle of dendrites
b)
A network of blood vessels
c)
A network of axons outside the CNS
d)
A type of neuron
20.
Which glial cell lines the ventricles and helps move CSF?
a)
Microglia
b)
Oligodendrocytes
c)
Ependymal cells
d)
Astrocytes
100 %
