FINAL September 2013 Flashcards
Which type of glial cell is a satellite most like?
Astrocyte
What type of cells are located in the ventricular zone of the neural tube?
Pluripotent stem cells
What cranial nerve innervate the inferior oblique?
oculomotor
The upper and middle trunks of the brachial plexus combine to form the _______ cord?
lateral
Which splanchnic nerves receive their input from the sympathetic trunk levels T10 and T11?
Lesser
Which nerve runs with the hypoglossal nerve?
Geniohyoid
All of the following are mechanoreceptors EXCEPT
Thermoreceptor
Follicular receptor
Pacinians corpuscle
Meissner’s corpuscle
Thermoreceptor
What is the minimal number or neurons required for a simple reflex circuit?
2
What functional component is associated with taste?
SVA
What type of reflex is stimulated by tapping the patellar tendon?
Myotactic
Which of the following is true of BOTH the parasympathetic and sympathetic divisions of the autonomic nervous system
They use acetylcholine as neurotransmitter in the ganglia
Where are the receptors for the auditory system?
Spiral organ
What dermatome is the umbilicus?
T10
What root(s) contribute to the phrenic nerve?
C3, C4, C5
Which supraclavicular branch is also known as the anterior branch?
Medial
Which layer of the neural tube produces stem cells?
Ventricular
What nerve provides the preganglionic GVE innervation to the submandibular ganglion?
Chordae tympani
The junction between an axon and a muscle fibre is called?
Neuromuscular junction
Which nerve branches directly from a root?
Long thoracic
Which nerve carries GSA input from the mucosa of the anterior 2/3rd of the tongue?
Mandibular
Which cell (soma) is part of the PNS?
Oligodendrocyte
multipolar neuron
Astrocyte
Pseudounipolar neuron
Pseudounipolar neuron
What nerve innervates the laryngeal mucosa?
internal laryngeal
Compensatory eye movement is stimulated by activating the?
Superior olive
Which of the following converts pressure waves in the endolymph into nerve impulses?
spiral organ
The glossopharyngeal nerve provides parasympathetic innervation to the?
Parotid gland
The neuroglial cell involved in the blood brain barrier is?
Ependymal cells
What fluid bathes the optic nerve?
CSF
What are thermoreceptors?
Free nerve endings
What type of fibre does the intermediate nerve carry?
Sensory
Which nerve roots form the lumbosacral trunk?
L4,L5
There are ____ pair of spinal nerves?
31
Which cranial nerve exits caudal to the inferior colliculus?
Trochlear
What is the most common type of glioma?
Astrocytoma
Neurons that conduct nerve impulses from the receptors to the CNS are?
Afferent
Embryologically, the optic nerve is derived from the?
Diencephalon
The nerves of the branchial plexus innervated the:
Upper limb
Where are olfactory (receptor) nerves?
Nasal epithelia
Which nerve pierces the anterior surface of the psoas major, runs inferiorly, and innervates the genitalia and femoral triangle?
Genitofemoral
Which plexus is covered by psoas major?
Lumbar
Where are the Golgi Tendon Organs?
Muscle tendon junction
A patient comes in having burned the tip of his tongue. What nerve was stimulated?
Trigeminal
The ciliary ganglion lies lateral to which nerve?
Optic
What is the connective tissue layer that encloses a single nerve fibre?
Endoneurium
Lesion of the femoral nerve causes which condition?
Paralysis of vastus lateralis
What leads to the formation of the film terminale?
Degeneration of the spinal cord
Compared to unmyelinated axons, myelinated axons
Conduct impulses faster
What type of photoreceptor is in the fovea centralis of the retina?
Cones
The sense that tells us which muscles are contracted, the amount of tension in a joint, the position of a joint, and the orientation of the head is called?
Proprioception
What are the main output neurons from the olfactory bulb?
Mitral
