3:09 1BackPulseQuestion 31 (Mandatory)Which condition causes breathing rate to increase?a) decreased blood [hydrogen ions]b) Increased blood [oxygen]c) increased blood [carbon dioxide]d) decreased blood [carbon dioxide]Question 32 (Mandatory)Vertebrate skeletal muscle is usually:a)under control of the sympathetic nervoussystemb)dually innervated by sympathetic andparasympathetic neuronsc)dually innervated by somatic andparasympathetic neuronsd)under control of the parasympatheticnervous systeme)under control of the somatic (voluntary)nervous systemQuestion 33 (Mandatory)According to current ideas about the DNA genetic code,which one of the following statements is false?

QUESTION 31Here's how I arrived at the answer (c) increased blood [carbon dioxide]: The respiratory…

Answered: 3:09 1 Back Pulse Question 31…

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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Similar questions

27 A 9-year-old boy of normal height and weight requires nocturnal mechanical ventilation to maintain normal arterial blood gas values, during the day, he must be prevented from falling asleep A defect of which of the following is the most likely cause of this patient's condition? A) Cerebral cortex B) Diaphragm ● C) Medullary respiratory neurons D) Peripheral chemoreceptors OE) Pulmonary stretch receptors
115. In which of the following tissue does hypoxia elicit vasoconstriction?A) BrainB) Heart C) Liver D) LungE) Skeletal muscle
43) During quiet inhalation, which respiratory muscles contract?a) Diaphragm and external intercostalsb) Diaphragm and internal intercostalsc) Internal and external intercostalsd) Diaphragm and external obliquese) Diaphragm and internal obliques 48) Exercise bring about an increase ina) pulmonary perfusion.b) oxygen diffusion capacity.c) carbon dioxide retention.d) both a and b.e) both b and c. 50) During normal quiet breathing, which of the following stimulates the diaphragm?a) Pontine respiratory groupb) Dorsal respiratory groupc) Ventral respiratory groupd) Dorsal and ventral respiratory groupse) All of the above
27. The sympathetic nerves supply: a) The external sphincters of the gastrointestinal & urinary tracts b) Smooth muscle of the constrictor pupillae c) Smooth muscle of the bronchioles d) Vasoconstrictor fibers to coronary vessels e) Vasodilator fibers to skin vessels
In humans, the pacemaker of the cardiac muscle cells is stimulated to increase contraction rate by__ ?__ nerves: a) somatic sensory b) cerebellum c) sympathetic d) parasympathetic
5:00 The substance produced to reduce surface tension in the lungs called surfactant is produced by A) type II alveolar cells B) pulmonary capillary endothelial cells C) parietal cells D) type I alveolar cells
Your adult patient seems to pale and breathing 16 times per minute. WHich of these signs would youe xpect to see if breathing was inadequate? A) Weak pulse B) Slow heart rate C) SHallow breathing D) Good breathing sounds
The Heimlich maneuver is performed to: a) Relieve a blocked airway b) Stop bleeding c) Treat a heart attack d) Reset a dislocated shoulder
3) An increased Pco2 leads to a(n): A) increased respiratory rate B) decreased respiratory rate C) no change in respiratory rate
62. Which of the following events occurs during the expiratory phase of respiration? A) Contraction of the external intercostal muscles B) Elevation of the ribs C) Increase in thoracic volume D) Relaxation of the diaphragm E) Widening of the costal margin
During strenuous exercise, which of the following changes most infuences total peripheral resistance?A) Decreased blood viscosityB) Decreased sympathetic cholinergic activityC) Increased sympathetic adrenergic activity D) Vasodilation in skeletal muscle
what would be the most likely result of damage to the medulla? a) death b) paralysis c) decreased sleep d) tremors

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