BIOS 255 Anatomy and Physiology Exam 3 updated with Verified Answers
Describe the control of the dorsal respiratory group neurons on respiration - ANS: -Modifies the rate and depth of breathing -controls the basic rhythm of breathing by triggering inspiratory impulses -neurons send impulses to the motor nerves of diaphragm and external intercostal muscles Describe the processes of exhalation and inhalation during eupnea (and identify the muscles involved). - ANS: -inspiratory neurons fire for about 2 sec, expiratory neurons fire for about 3 sec -Normal quiet breathing -diaphragm and external intercostal muscles Anatomy of the larynx - ANS: -Corniculate cartilage -Thyroid cartilage -Epiglottis -Cricoid cartilage Describe the role of antigen presenting cells in immunity - ANS: -alert the immune system to presence of foreign antigen -detects, engulfs, and informs the adaptive immune response about an infection
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anatomy and physiology
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anatomy and physiology exam