Pre-Lab Quiz: Understanding Spinal Cord Anatomy and Function

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Foothill College *

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Biology

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May 29, 2024

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4/14/24, 10 : 14 PM Pre-Lab quiz 1-Spinal cord: Sp24 BIOL F040B Human Anatomy & Physiology Ii 03Y, 04Y Mousavi Shafaei 40022, 40023 Page 1 of 12 https://foothillcollege.instructure.com/courses/26595/quizzes/304963 Pre-Lab quiz 1-Spinal cord Due Apr 15 at 11:59pm Points 10 Questions 14 Available Apr 13 at 12am - Apr 16 at 6:30pm Time Limit None Allowed Attempts 3 Instructions Attempt History Attempt Time Score LATEST Attempt 1 38 minutes 7.75 out of 10  Answers will be shown after your last attempt Score for this attempt: 7.75 out of 10 Spinal Cord Structure and Function Pre Lab Homework Read in your textbook (https://foothillcollege.instructure.com/courses/26595/files/8699078?wrap=1) (https://foothillcollege.instructure.com/courses/26595/files/8699078/download?download_frd=1) about: 1. the external spinal cord anatomy, 2. the spinal nerves, 3. the internal anatomy of the spinal cord, 4. the organization of the white matter in the spinal cord, 5. reflex arcs Answer the following questions before coming to the lab. You have three attempts to answer all questions correctly. I will keep your highest score . Good luck! Take the Quiz Again

4/14/24, 10 : 14 PM Pre-Lab quiz 1-Spinal cord: Sp24 BIOL F040B Human Anatomy & Physiology Ii 03Y, 04Y Mousavi Shafaei 40022, 40023 Page 2 of 12 https://foothillcollege.instructure.com/courses/26595/quizzes/304963 Submitted Apr 14 at 10:10pm This attempt took 38 minutes.  PartialQuestion 1 1.5 / 2 pts External spinal cord anatomy

4/14/24, 10 : 14 PM Pre-Lab quiz 1-Spinal cord: Sp24 BIOL F040B Human Anatomy & Physiology Ii 03Y, 04Y Mousavi Shafaei 40022, 40023 Page 3 of 12 https://foothillcollege.instructure.com/courses/26595/quizzes/304963 Cauda equina E Cervical nerves (8 pairs) B Cervical enlargement C Coccygeal nerves (1 pair) K Conus medullaris In the posterior view of the spinal cord above, match each structure with the respective letter.

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4/14/24, 10 : 14 PM Pre-Lab quiz 1-Spinal cord: Sp24 BIOL F040B Human Anatomy & Physiology Ii 03Y, 04Y Mousavi Shafaei 40022, 40023 Page 4 of 12 https://foothillcollege.instructure.com/courses/26595/quizzes/304963 F Lumbar nerves (5 pairs) H Sacral nerves (5 pairs) J Place where the medulla oblongata and the pons should be drawn. A  Question 2 0.25 / 0.25 pts Sensory neurons only Motor Neurons only Somatic Neurons only Autonomic and Enteric Neurons only  Question 3 0.25 / 0.25 pts Cell bodies of sensory neurons Cell bodies of motor neurons Spinal Nerves: What type of neuron is found in the posterior root? Spinal Nerves: What is the composition of the posterior root ganglion?

4/14/24, 10 : 14 PM Pre-Lab quiz 1-Spinal cord: Sp24 BIOL F040B Human Anatomy & Physiology Ii 03Y, 04Y Mousavi Shafaei 40022, 40023 Page 5 of 12 https://foothillcollege.instructure.com/courses/26595/quizzes/304963 Axons of sensory neurons Axons of motor neurons  Question 4 0.25 / 0.25 pts Sensory neurons only Motor Neurons only Somatic Neurons only Autonomic and Enteric Neurons only  Question 5 0.25 / 0.25 pts a mixed nerve a sensory nerve a motor nerve  PartialQuestion 6 0.5 / 1 pts Spinal Nerves: What type of neuron is found in the anterior root? Spinal Nerves: Is the spinal nerve a mixed nerve, a sensory nerve or a motor nerve? Spinal Nerves

4/14/24, 10 : 14 PM Pre-Lab quiz 1-Spinal cord: Sp24 BIOL F040B Human Anatomy & Physiology Ii 03Y, 04Y Mousavi Shafaei 40022, 40023 Page 6 of 12 https://foothillcollege.instructure.com/courses/26595/quizzes/304963 Posterior (dorsal) root E Posterior root ganglion E Anterior root I Spinal nerve F  In the transverse section of the spinal cord above, match each structure with the respective letter.

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4/14/24, 10 : 14 PM Pre-Lab quiz 1-Spinal cord: Sp24 BIOL F040B Human Anatomy & Physiology Ii 03Y, 04Y Mousavi Shafaei 40022, 40023 Page 7 of 12 https://foothillcollege.instructure.com/courses/26595/quizzes/304963 IncorrectQuestion 7 0 / 0.5 pts white matter Neuron cell bodies grey matter Bundles of myelinated axons  Question 8 0.25 / 0.25 pts sensory motor sensory and motor  Question 9 0.25 / 0.25 pts sensory motor Internal Anatomy of the Spinal Cord What is the composition of white matter in the spinal column? How about gray matter? Internal Anatomy of the Spinal Cord What type of cell bodies are found in the posterior gray horn? Internal Anatomy of the Spinal Cord What type of cell bodies are found in the anterior gray horn?

4/14/24, 10 : 14 PM Pre-Lab quiz 1-Spinal cord: Sp24 BIOL F040B Human Anatomy & Physiology Ii 03Y, 04Y Mousavi Shafaei 40022, 40023 Page 8 of 12 https://foothillcollege.instructure.com/courses/26595/quizzes/304963 sensory and motor  Question 10 0.5 / 0.5 pts Autonomic motor neurons Somatic motor neurons  Question 11 1.75 / 1.75 pts Anterior median fissure Internal Anatomy of the Spinal Cord What type of cell bodies are found in the lateral gray horn? Internal Anatomy of the Spinal Cord In the picture of the transverse section of the spinal cord above, match each structure with the respective letter.

4/14/24, 10 : 14 PM Pre-Lab quiz 1-Spinal cord: Sp24 BIOL F040B Human Anatomy & Physiology Ii 03Y, 04Y Mousavi Shafaei 40022, 40023 Page 9 of 12 https://foothillcollege.instructure.com/courses/26595/quizzes/304963 I Posterior median sulcus B Gray commissure K Central canal A Posterior gray horn D Anterior gray horn G Lateral gray horn J  PartialQuestion 12 0.5 / 0.75 pts Spinal Cord Tracts After reading about the organization of the white matter in the spinal cord, match the tracts listed below with the type of information they carry.

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4/14/24, 10 : 14 PM Pre-Lab quiz 1-Spinal cord: Sp24 BIOL F040B Human Anatomy & Physiology Ii 03Y, 04Y Mousavi Shafaei 40022, 40023 Page 10 of 12 https://foothillcollege.instructure.com/courses/26595/quizzes/304963 Gracile Fasciculus Sensory, Ascending Cuneate Fasciculus Sensory, Descending Lateral Corticospinal Tract Motor, Descending  Question 13 0.25 / 0.25 pts Ipsilateral reflex Contralateral reflex  Reflex Arcs: Which of the following terms best describes the reflex below?

4/14/24, 10 : 14 PM Pre-Lab quiz 1-Spinal cord: Sp24 BIOL F040B Human Anatomy & Physiology Ii 03Y, 04Y Mousavi Shafaei 40022, 40023 Page 11 of 12 https://foothillcollege.instructure.com/courses/26595/quizzes/304963 PartialQuestion 14 1.25 / 1.75 pts Effector F Interneuron (integrating center) A Motor neuron cell body B Motor neuron axon Reflex Arcs On the diagram below, match each structure with the respective letter.

4/14/24, 10 : 14 PM Pre-Lab quiz 1-Spinal cord: Sp24 BIOL F040B Human Anatomy & Physiology Ii 03Y, 04Y Mousavi Shafaei 40022, 40023 Page 12 of 12 https://foothillcollege.instructure.com/courses/26595/quizzes/304963 G Sensory neuron cell body C Sensory neuron axon H Sensory receptor E Quiz Score: 7.75 out of 10

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