Question 46 (2 points)373839The action of the sympathetics on the pupil of the eye isneurotransmitter causing this response isThe404142contraction, norepinephrine434445dilation, acetylcholinedilation, norepinephrine464748----contraction, acetylcholine495051----Question 47 (2 points)Which of the following statements regarding autonomic nervous system function isfalse?MacBook Air80888esc

There are two major types of nervous systems in vertebrates. They are the central nervous system…

Answered: Question 46 (2 points) The action of…

Human Anatomy & Physiology (11th Edition)

11th Edition

ISBN:9780134580999

Author:Elaine N. Marieb, Katja N. Hoehn

Publisher:Elaine N. Marieb, Katja N. Hoehn

Chapter1: The Human Body: An Orientation

Section: Chapter Questions

Problem 1RQ: The correct sequence of levels forming the structural hierarchy is A. (a) organ, organ system,...

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Question 27 10 pts Long Answer Essay You are seeing a patient in your office with a primary complaint of excessive daytime sleepiness. Their spouse reports that they snore loudly and often wake up gasping for air. What type of sleep disorder do you suspect they are experiencing (be specific)? What type of diagnostic work up needs to be done? Name one treatment option to address this patient's symptoms. Edit View Insert Format Tools Table |BIUA - 12pt v Paragraph v
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Question 27 The major extracellular cation is: O Phosphate O Chlorine Calcium Sodium Potassium
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QUESTION 20 Action potentials are -signals--neurons OA Chemical, between OB. Chemical, within OC. Electrical, within D. Electrical, between O
QUESTION 2 In this phase, ALL voltage-gated Na+ channels are in the process of re-setting and cannot be opened rising phase falling phase absolute refractory period relative refractory period
QUESTION 39 Cell bodies of are found in the Alpha motor neurons; ventral horn of the spinal cord Unipolar sensory neurons; dorsal root ganglia Third order dorsal column pathway neurons; thalamus All of the above
Question 29 0.8 / 4 points Which of the following types of ion channels are involved in propagating an action potential? **Mark all that apply** leaky Na+ channels ligand-gated K+ channels voltage-gated K+ channels voltage-gated Ca+2 channels voltage-gated Na+ channels
Question 6 In terms of reflex physiology, a _____ response is any reflex that is observed on one side of the body when the other side has been stimulated. a somatic b ipsilateral c consensual d autonomic Question 8 What type of reflex classification is the gag reflex? a autonomic and spinal b somatic and spinal c somatic and cranial d autonomic and cranial
QUESTION 10 When an action potential depolarizes the axon terminal, opening of causes O Ligand-gated Ca++ channels; the action potential to "jump" to the post-synaptic membrane Voltage-gated Na+ channels; release of transmitter into the synaptic cleft. Voltage-gated Ca++ channels; a graded depolarization in the post-synaptic membrane O Voltage-gated Ca++ channels; vesicular exocytosis to release transmitter

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Question 46 (2 points) The action of the sympathetics on the pupil of the eye is neurotransmitter causing this response is The contraction, norepinephrine dilation, acetylcholine dilation, norepinephrine contraction, acetylcholine