Saltatory conduction Study guides, Class notes & Summaries

BIO 242 2023 Exam Questions with Correct Answers Saltatory conduction is made possible by _____. A) large nerve fibers B) the myelin sheath C) biphasic impulses D) erratic transmission of nerve impulses - ANSWER B) the myelin sheath Which part of the action potential occurs when the Na+ channels are inactivating and K+ channels open? A) depolarization B) repolarization C) resting state D) hyperpolarization - ANSWER B) repolarization Which type of ion channel opens in ...

1. Which of the following symptoms would distinguish if a patient is experiencing a response to an overdose of a local anesthetic drug compared to symptoms of anxiety? Select one: a. Talkativeness b. Apprehension c. Circumoral tingling d. All of the above correct answer: c. Circumoral tingling Upon administering local anesthesia, the patient complains of itching and you notice urticaria developing. These symptoms are most illustrative of which of the following? Select one: a. An overd...

ADVANCED PLACEMENT (AP) BIOLOGY: Nervous System 83 Questions Correctly Answered | 100% Rated Action potentials move down myelinated axons via saltatory conduction. This is because __________. Possible Answers: they jump from the middle of the gaps to the middle of the myelin sheaths additional impulses boost their speed periodically they jump from gap to gap in between the myelin sheaths they speed up dramatically in areas with more myelin wrapping, depending on the thickness of the sheath C...

1. Question: Describe the recent finds on the "Nature-Nurture Controversy." How do evolutionary theory (evolutionary biology and evolutionary psychology) and the study of genetics fit in to this discussion? What are the implications for the biopsychologist? And finally, is there a controversy at all? 2. Question: Describe the process of action potential conduction and neurotransmission from one neuron to another, both electrically (including saltatory conduction) and chemically. Describe how ...

Which of the following is not a function of astrocytes? - Answer-provide the defense for the CNS Which of the choices below describes the ANS? - Answer-motor fibers that conduct nerve impulses from the CNS to smooth muscle, cardiac muscle, and glands What are ciliated CNS neuroglia that play an active role in moving the cerebrospinal fluid called? - Answer-ependymal cells The sheath of Schwann is also called the ________. - Answer-neurilemma Bipolar neurons are commonly ________. - Answer-...

Nerve Physiology Exam Questions and Answers Graded A NEURON - Correct Answer ️️ -It is a cell. NERVES - Correct Answer ️️ -Aggregation or combination of different axons of the nerve that has the same function. DENDRITES - Correct Answer ️️ -Projector of the cell body / soma. CELL BODY / SOMA - Correct Answer ️️ -Maintains the neuron's structure CELL BODY / SOMA - Correct Answer ️️ -Provides energy to drive activities. AXON - Correct Answer ️️ -Receives informatio...

m   1. Which of the following is the mRNA start codon in most cases? A. UAA B. AGU C. AUG D. UGA 2. Which of the types of RNA is the smallest? A. mRNA B. tRNA C. rRNA D. 3. Which of the following is not considered a pyrimidine? A. C B. T C. U D. G 4. Which of the following is paired correctly? A. A-G B. C-G C. A-U D. G-T 5. Which of the following characterizes a Western blot? A. Antibody/protein hybridization B. DNA/RNA combination C. RNA ...

1. Question: Describe the recent finds on the "Nature-Nurture Controversy." How do evolutionary theory (evolutionary biology and evolutionary psychology) and the study of genetics fit in to this discussion? What are the implications for the biopsychologist? And finally, is there a controversy at all? 2. Question: Describe the process of action potential conduction and neurotransmission from one neuron to another, both electrically (including saltatory conduction) and chemically. Describe how ...

BIOS 1300 Exam 4 (2023/2024) Already Passed what are the functions of the nervous system sensory integration motion what is the sensory function of the nervous system recognize changes in environment what is the integration function of the nervous system analysis of sensory information what is the motor function of the nervous system signals to effectors what are the two divisions of the nervous system central and peripheral what is the sensory division of the peripheral nervous system soma...

USMLE STEP 1 Neurology Exam Review 2023 The notochord induces what to differentiate into what? - Answer-Induces overlying ECTODERM to differentiate into NEUROECTODERM and form NUERAL PLATE Neural plate then gives rise to? - Answer-Neural tube and neural crest cells Notochord becomes what? - Answer-Nucleus pulposus of the intervertebral disks in adults Alar Plate - Answer-Dorsal [Sensory] Same orientation as spinal cord Basal Plate - Answer-Ventral [Motor] Same orientation as the spin...