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30 Cards in this Set
- Front
- Back
Muscles that insert on the olecranon process of the ulna can act to?
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Extend the forearm
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A muscle that assists the muscle that is primarily responsible for given action is a(n)?
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Synergist
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Spinal nerves are?
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Both Sensory and Motor
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The outermost connective-tissue covering of nerves is the?
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Epineurium
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The inferior ramus of the pubis is the origin and the medial tibia is the insertion of the ________ muscle?
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Gracilis
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The________ reflex complements the flexor reflex by activating contralateral muscles?
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Crossed Extensor
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A bipolar neuron has?
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One axon and one dendrite arising from the soma.
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Which of the following muscles pulls on the iliotibial tract?
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Gluteus Maximus
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The part of the peripheral nervous system that carries sensory information to the CNS is designated?
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Afferent
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Nissl bodies are located where in the neuron
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In the Soma
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During its______ a neuron responds only to small stimuli stronger that a normal threshold stimulus?
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Depolarized Phase
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This plexus is formed by the ventral rami nerves C4-T2. It innervates the upper limb and some muscles of the neck and shoulder?
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Brachial
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Which area of the graph occur when there is a sudden inrush of sodium?
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Graph #2
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What is the powerful abductor muscle of the upper arm?
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Deltoid
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Nerve Signals
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Travel fastest in large myelinated fibers
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The neuroglia responsible for making cerebral spinal fluid (CSF) in the CNS are the ?
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Ependymal cells
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The muscle that dorsiflexes the foot is the what?
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Tibialis anterior
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The white matter of the spinal cord contains?
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Bundles of axons with common origins,destinations, and functions.
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what muscles are in the quadriceps group?
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Biceps femoris
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All of the following originate on the scapula,except the?
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Pectoralis major
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Which of these phrases most aptly describes muscle insertion?
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Tendon attachment that moves
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This type of neuron has one dendrite, one axon and is found in special sensory organs (sight, smell, hearing)
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Bipolar neurons
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Neuromuscular toxins, such as pesticedes, bind to ________ and prevent it from degrading the neurotransmitter to cause spastic paralysis and possible suffocation....
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acetylcholinesterase
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Comparing the 2 systems, this ___________division is characterized by ganglia, such as paravertebral, 2 neurotransmitters: acetylcholine and norepinephrine, slow conducting unmyelinated fibers.
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Autonomic Division
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The word halluc is in the name of a muscle pertains to?
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Big Toe
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The orgin of the frontalis muscle is the?
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Epicranial aponeurosis
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The Kissing muscle that purses the lips is the?
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Obicularis ocuil
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The flexor reflex
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usually depends on cranial neurons
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Jill suffers a severe cut that serves the tendon that attaches the insertion of the flexor carpi ulnaris. As a result of this injury, what action is difficult for her to perform?
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Flex and adduct her hand
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Neurotransmitters are complex categories of various neuropeptides, amino acids,ect, that the nervous system relies on for chemical communication. ________ is CNS transmitter released in areas of the brain that when damaged or deficient may result in stiffness or rigidity in Parkinson's disease?
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Dopamine
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