Bio 168 Exam 3 | Questions and Correct Answers | Latest Update 2024/2025

Bio 168 Exam 3 | Questions and Correct Answers | Latest Update 2024/2025 What is the autonomic nervous system (ANS)? - Answer -functional division of the nervous system that is responsible for homeostatic reflexes that coordinate control of cardiac and smooth muscle, as well as glandular tissue What is an action potential? - Answer -change in voltage of a cell membrane in response to a stimulus that results in transmission of an electrical signal; unique to neurons and muscle fibers What is the central nervous system (CNS)? - Answer -anatomical division of the nervous system located within the cranial and vertebral cavities, namely the brain and spinal cord What is the enteric nervous system (ENS)? - Answer -the brain of the gut What is a graded potential? - Answer -change in the membrane potential that varies in size, depending on the size of the stimulus that elicits itWhat is the somatic nervous system (SNS)? - Answer -functional division of the nervous system that is concerned with conscious perception, voluntary movement, and skeletal muscle reflexes Which of the following cavities contains a component of the central nervous system? - Answer -Cranial and spinal cord Which functional division of the nervous system would be responsible for the physiological changes seen during e