anatomy-Peripheral and central nervous system
Thecerebrospinal fluid runs from the IV cerebral ventricle into the subarachnoid space through the:
Foramen of Magendie
CS. The nervous fibers of gray ramus communicans of the lumbar spinal nerves are:
Amyelinic
The vegetative nerve fibers:
B. May be preganglionic or postganglionic
The brain develops from five brain vesicles:
B. Metencephalon gives rise to cerebellum, pons and midbrain
The superior hypogastric plexus is located:
In front of the L5 vertebral body
The roof of the III ventricle is formed by
Tela choroidea
The external and internal capsules
. Are separated by lentiform nucleus
Thediencephalon is located:
. It continues the brainstem under the cerebral hemispheres
The spinal cord continues upward with the:
. Medulla oblongata
The cuneus belongs to the following lobe
. Occipital
Thetectum of the mesencephalon is formed by:
. Quadrigeminal lamina
The cortical center of stereognosis is located in:
. Superior parietal lobule
The nucleus of the solitary tractus is common for the nerves:
. VII - IX - X
CS. The corticospinal pathway conducts:
. Voluntary motility
The tela choroidea of the III ventricle:
.Consists of a double layer of the pia mater
Which of the statements regarding the spinal dura mater is true:
.It is attached to the edges of the foramen magnum
The 31 pairs of the spinal nerves are classified into:
8 cervical, 12 thoracic, 5 lumbar, 5 sacral, 1 coccygeal
Which of the following structures derive from the diencephalon?
A + B
The sacral spinal segments may be harmed in fractures of the vertebrae:
A. L1
CS. The nerve endings of the postganglionic parasympathetic fibers secret:
Acetylcholine
The neurotransmitter of the preganglionic neurons is:
Acetylcholine
The spinal nerve is formed by the roots:
Anterior and posterior
The bodies of the visceromotor neurons of the spinal cord are located in:
Anterior half of the lateral horn.
The bodies of somatic motor neurons of the spinal cord are located in
Anterior horns
The anterior roots of the spinal nerves leave the spinal cord through the
Anterolateral groove
The celiac plexus is located:
Around the celiac trunk
Theanterior root of the spinal nerve consists of:
Axons of motor somatic and vegetative neurons of the spinal cord
The posterior roots of the spinal nerves consist of
Axons of the pseudounipolar neurons
The central part of the sympathetic nervous system comprises the following spinal segments:
B. C8-L2
The orifice of Monro provides communication between
B. Lateral ventricles and III ventricle
The internal capsule is located
Between the caudate nucleus, thalamus and lentiform nucleus
Thegray matter of the spinal cord consists of
Bodies of the neurons
Thepons is a part of the:
C. Metencephalon
CS. The cortical motor center of the written speech is located in:
C. Middle frontal gyrus
In humans the branches of the spinal nerves are distributed metameric at the region of:
C. Thorax
The sensory nucleus of one of the following cranial nerves is located in the mesencephalon:
C. V
The fourth cerebral ventricle communicates with the third one by
Cerebral aqueduct
CS. The most voluminous part of the brain is:
Cerebral hemispheres
CS.The callosal body consists of the following nerve fibers:
Commissural
The white matter of the spinal cord is organized under aspects of
Cords of nerve fibers
The hypothalamus is controled by:
Cortex of cerebral hemispheres
CS. The cortical motor center of articulated speech is located in:
D. Inferior frontal gyrus
CS. In abdominal cavity the following parasympathetic ganglia are described:
D. Intramural, intraorganic and paraorganic.
The bottom of dural sac ends at the level of the vertebra
D. S2
The aqueduct of Sylvius makes connections between the following structures:
D. The IIIrd and the IVth ventricles
The interhemispheric fissure separates
D. Two cerebral hemispheres
CS. The structure of the neuron includes:
Dendrit . Cell body . Specific celular organelles . Axon
The motor nucleus of one of the following cranial nerves is located in the mesencephalon
E. III
CS. The primary motor area of the cerebral cortex is located in the following lobe:
Frontal lobe
CS. As a neurotransmitter of the metasympathetic nervous system serves:
Gama aminobutyric acid (GABA)
CM. The secretory (parasympathetic) innervation of the parotid gland is assured by:
IX pair of cranial nerves.
Themotor fibers of the following nerves start from the nucleus ambiguus:
IX, X, XI
The cerebellumis located
In the lower floor of the cranial cavity, behind thebrainstem
Thestriated body
Includes caudate and lentiform nuclei
The cerebellum is connected to the medulla oblongata by means of the:
Inferior cerebellar peduncles
The Broca`s center is located in
Inferior frontal gyrus
The boundary between the brain and spinal medulla is located at the level of
Inferior margin of the greater occipital foramen
The caudate nucleus is separated from the globus pallidus by:
Internal capsule
The lentiform nucleus is separated from the thalamus and caudate nucleus by:
Internal capsule
The lateral cerebral ventricles communicate with the third one through the:
Interventricular orifices
CS. The following nerve ganglia of the abdominal cavity are parasympathetic:
Intramural
.The inferior limit of the spinal cord is located at the level of vertebrae
LI - LII
The tail of horse (cauda equina) consists of the roots of the following nerves:
Lumbar, sacral and filum terminale
The superior cerebellar peduncles connect the cerebellum to the:
Mesencephalon (midlbrain)
CS. The nerve fibers of white ramus communicans of the lumbar spinal nerves are:
Myelinic
The bodies of the preganglionic neurons are located in
Nevrax
The vegetative nervous system acts:
Nonstop
CS. The nerve endings of postganglionic sympathetic fibers secret:
Noradrenalin
The spinal ganglia are located:
On the posterior root of the spinal nerve
The fourth cerebral ventricle is a cavity of the
Rhombencephlon
The middle cerebellar peduncules connect the cerebellum to the
Pons of Varolio
The bodies of the visceral sensory neurons of the spinal cord are located in
Posterior half of the lateral horn.
Thebodies of somatic sensory neurons of the spinal cord are located in
Posterior horns
Which neurons predominate in the vegetative nerve ganglia?
Postganglionic
CS. The protoneuron (the first neuron) of the spinothalamic pathways is placed in the:
Spinal ganglion
Thecerebellum consists of the gray and white matter arranged in the following way
Superficially gray matter - cortex of the cerebellum; and internally white matter - and cerebellar nuclei
The cortical center of the auditory analyzer of oral speech is located in:
Superior temporal gyrus
The diencephalon includes
Thalamus, metathalamus, epithalamus, hypothalamus
CS. The third neuron of the exteroceptive conducting pathways is located in:
Thalamus.
CS. Thestomach is innervated by the branches of:
The celiac plexus.
In the thickness of the cerebral hemispheres mass are located:
The lateral ventricles
The intermesenteric plexus connects:
The superior mesenteric plexus with the inferior one
CS. The inferior mesenteric plexus give rise for:
The superior rectal plexus
The cortical auditory areas are located in:
The superior temporal gyrus
The lumbar ganglia of sympathetic chain of both sides are connected by
The transverse interganglionaric fibres
The greater and lesser splanchnic nerves:
They contain predominantly the preganglionic fibers.
Thecerebellum is connected with the brainstem by means of
Those three pairs of the cerebellar peduncles containing the afferent and efferent fibers connecting it to the medulla oblongata, pons and mesencephalon.
The thoracic portion of the sympathetic chain
Toward the ganglia the white communicating branches come
Which part of the diencephalon is represented by hypothalamus
Ventral
The subthalamus is located
Ventrally to the thalamus and laterally to the hypothalamus
CS. What branches (rami) of the spinal nerve contain the sympathetic preganglionic fibers?
White communicating ramus