NURSING DIAGNOSIS HANDBOOK EXAM STUDY
GUIDE 2026 TEST BANK WITH FULL SOLUTIONS
What are the 2 major regulatory systems in the body?
a. nervous system & urinary system
b. endocrine system & urinary system
c. nervous system & endocrine system
d. circulatory system & endocrine system
e. nervous system & circulatory system - answerc. nervous system & endocrine system
The spinal cord is classified within what part of the nervous system?
a. peripheral nervous system
b. central nervous system
c. primary nervous system
d. secondary nervous system
e. spinal nervous system - answerb. central nervous system
What are the 3 functional classes of neurons in the nervous system?
a. afferent, efferent, & interneurons
b. brain, spinal, & peripheral
c. incoming, outgoing, & transitional
d. efferent, spinal, & motor
e. afferent, peripheral, & sensory - answera. afferent, efferent, & interneurons
About 90% of the cells within the CNS are:
a. neurons
b. nerves
c. connective tissue
d. interneurons
e. glial cells - answere. glial cells
What are the immune defense cells of the CNS called?
a. astrocytes
b. interneurons
c. oligodendrocytes
d. microglia
e. ependymal cells - answerd. microglia
, What are the nourishing membranes that lie between the bony covering of the CNS &
the nervous tissue?
a. vertebrae
b. ganglions
c. meninges
d. nerve roots
e. glial cells - answerc. meninges
What is the innermost CNS membrane?
a. dura matter
b. arachnoid matter
c. inner meninges
d. grey neurons
e. pia matter - answere. pia matter
Cerebrospinal fluid (CSF) is formed primarily by the:
a. inner meninges
b. nerve root ganglions
c. arachnoid matter
d. glial cells
e. choroid plexuses - answere. choroid plexuses
What is the estimated number of neurons in the brain?
a. 850 million
b. 8.5 billion
c. 85 billion
d. 850 billion
e. 850 trillion - answerc. 85 billion
What is the name of the neural bridge connecting the 2 cerebral hemispheres of the
brain?
a. basal nuclei
b. corpus callosum
c. thalamus
d. hypothalamus
e. optic chiasm - answerb. corpus callosum
What is the outer shell of each hemisphere composed of?
a. gray matter
b. white matter
GUIDE 2026 TEST BANK WITH FULL SOLUTIONS
What are the 2 major regulatory systems in the body?
a. nervous system & urinary system
b. endocrine system & urinary system
c. nervous system & endocrine system
d. circulatory system & endocrine system
e. nervous system & circulatory system - answerc. nervous system & endocrine system
The spinal cord is classified within what part of the nervous system?
a. peripheral nervous system
b. central nervous system
c. primary nervous system
d. secondary nervous system
e. spinal nervous system - answerb. central nervous system
What are the 3 functional classes of neurons in the nervous system?
a. afferent, efferent, & interneurons
b. brain, spinal, & peripheral
c. incoming, outgoing, & transitional
d. efferent, spinal, & motor
e. afferent, peripheral, & sensory - answera. afferent, efferent, & interneurons
About 90% of the cells within the CNS are:
a. neurons
b. nerves
c. connective tissue
d. interneurons
e. glial cells - answere. glial cells
What are the immune defense cells of the CNS called?
a. astrocytes
b. interneurons
c. oligodendrocytes
d. microglia
e. ependymal cells - answerd. microglia
, What are the nourishing membranes that lie between the bony covering of the CNS &
the nervous tissue?
a. vertebrae
b. ganglions
c. meninges
d. nerve roots
e. glial cells - answerc. meninges
What is the innermost CNS membrane?
a. dura matter
b. arachnoid matter
c. inner meninges
d. grey neurons
e. pia matter - answere. pia matter
Cerebrospinal fluid (CSF) is formed primarily by the:
a. inner meninges
b. nerve root ganglions
c. arachnoid matter
d. glial cells
e. choroid plexuses - answere. choroid plexuses
What is the estimated number of neurons in the brain?
a. 850 million
b. 8.5 billion
c. 85 billion
d. 850 billion
e. 850 trillion - answerc. 85 billion
What is the name of the neural bridge connecting the 2 cerebral hemispheres of the
brain?
a. basal nuclei
b. corpus callosum
c. thalamus
d. hypothalamus
e. optic chiasm - answerb. corpus callosum
What is the outer shell of each hemisphere composed of?
a. gray matter
b. white matter
