Question 33 options: Femoral nerve damage - inability to extend the knee Median nerve damage - inability to flex fingers Spinal nerve T10 - inability to feel sensation from the umbilicus Pudendal nerve damage - inability to control defecation / urination Facial nerve damage - inability to chew
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Which of the following nerve-damage scenarios is false?
Question 33 options:
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Femoral nerve damage - inability to extend the knee |
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Median nerve damage - inability to flex fingers |
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Spinal nerve T10 - inability to feel sensation from the umbilicus |
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Pudendal nerve damage - inability to control defecation / urination |
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Facial nerve damage - inability to chew |
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- What CNS structure is most responsible for orchestrating (coordinating) the body’s physiological response to stressors? Question 3 options: cerebral cortex hypothalamus pituitary gland limbic systemWhich of the following neuroanatomical areas is associated with auditory, visual, olfactory and tactile hallucinations? Question 44 options: a) Limbic system b) Prefrontal cortex c) Ventricles d) HypothalamusWhat two things happen to neurotransmitter after it has been released from the presynaptic side and activated receptors on the postsynaptic side? Question 98 options:
- Which of the following neurotransmitter abnormalities is thought to be associated with schizophrenia? Question 52 options: a) Decreased levels of norepinephrine b) Decreased levels of GABA c) Increased levels of glutamate d) Increased levels of acetylcholineWhich of the following is NOT TRUE concerning astrocytes? They are the most abundant glial cells They act as bridges between the blood vessels and neurons They form the myelin sheath around the axon They repair damage 1 points QUESTION 28 Damage to large numbers of oligodendrocytes in the CNS would result in loss of the structural framework of the brain. a breakdown of the blood-brain barrier. decreased production of cerebrospinal fluid. decreased insulation around axons. 1 points QUESTION 29 Which statement about lateral inhibition is false? It occurs via inhibitory neighbouring neurons. Neighboring input is inhibited from reaching the brain. It is characteristic only of receptors in the skin. It results in a sharpening of the sensation of contrast.Question 1 Reflexes are voluntary actions. True False
- A 30-year old woman arrives to the hospital after fainting at a memorial service. She is quickly diagnosed with neurogenic shock. Which sign and/or symptom consistent with this diagnosis? Question 6 options: a) Decreased sensory perception to a limb b) Dry, warm skin c) Increased thirst d) Faster than normal heart rateQuestion 20 Which of the choices below describe the ANS? A) Sensory and motor neurons that supply the digestive tract B) Motor fibers that conduct nerve impulses from the CNS to smooth muscle, cardiac muscle, and glands. C) Sensory neurons that convey information from somatic receptors in the head, body wall, and limbs and from receptors from the special senses of vision, hearing, taste, and smell to the CNS. D) sensory and motor neurons that supply the digested tract Please give a brief explanation why aswers correct or incorrectThe largest nerve in the body, the sciatic nerve, belongs to the ________ nerve plexus. Question options: A) sacral B) lumbar C) brachial D) cervical
- Which CNS structure is responsible for producing speech and is the source of ‘word salad’ during exacerbations of schizophrenia? Question 57 options: a) Globus pallidus b) Broca’s area c) Hippocampus d) Nigrostriatal pathwayWhich one of the following statements regarding distal symmetric polyneuropathy is correct? Question 68 options: a) It causes distal, symmetric, and bilateral sensory dysfunction of the somatic system b) It is the least common form of neuropathy, however it is the most physically devastating c) It is very common form of autonomic neuropathy that occurs most commonly in clients with Type 2 diabetes d) It causes motor dysfunction prior to sensory dysfunctionTetraethylammonia, a toxin that blocks potassium channels, will More than one answer may be correct. Question 10 options: prevent the establishment of a resting membrane potential cause neurons to be unable to generate any action potential lengthen the duration of a neuron action potential increase neuron membrane Na+ conductance decrease neuron membrane K+ conductance