Deleon Questions With Complete Solutions
1) The Functions of the nervous system are Correct Answers -
controlling and adjusting the activities of the other systems
-receiving input from the senses
-stimulating muscles and glands to contract
-integrating and processing data
12) Neuroglia in the nervous system function to Correct
Answers B) support the neurons.
15) A group of axons in a specific region of the spinal cord is
called a column. Correct Answers TRUE
23) Myelin is (a) Correct Answers mostly lipid.
31) Which of the following structures do not contribute to the
coarse grainy appearance of the
perikaryon of a neuron? Correct Answers smooth endoplasmic
reticulum
A biopsy of infected or injured tissue from the CNS will most
likely show an elevated
number of Correct Answers microglia.
A bundle of axons in the PNS is called a nerve. Correct
Answers TRUE
A bundle of axons within the CNS that shares a common origin,
destination, and function is
, called a tract. Correct Answers TRUE
A communicating junction acts to facilitate Correct Answers
The passage of ions between the cells.
a connection between the brain and other organs in the body is
called a pathway. Correct Answers True
A group of cell bodies within the PNS is called a nucleus.
Correct Answers FALSE
A group of neuron cell bodies in the CNS that has a descrete
boundary is called a Correct Answers nucleus.
A nerve impulse triggers events at a synapse or junction that
Correct Answers transfer information either to another neuron
or to an effector cell.
A neuron classified on the basis that it delivers information to
the CNS is a motor neuron. Correct Answers FALSE
A neuron might be temporarily unable to transmit an impulse to
another if Correct Answers its supply of neurotransmitters is
exhausted.
A neuron pool is Correct Answers a group of interconnected
neurons with specific functions.
A neuron with one axon and one dendrite, with the soma
between them is a pseudounipolar
neuron. Correct Answers FALSE