Unit 5 Exam Results: Key Concepts in Anatomy and Physiology

W15: Unit Exam 5 - Results Attempt 1 of 1 Written Aug 7, 2023 10:36 PM - Aug 7, 2023 11:00 PM Released Aug 19, 2023 12:55 AM Attempt Score 96 / 100 - 96 % Overall Grade (Highest Attempt) 96 / 100 - 96 % Question 1 2 / 2 points The thalamus is the transfer point for most sensory tracts to reach the cerebral cortex. An exception would be which of these? Hide ques±on 1 feedback Question 2 2 / 2 points Which location on the body has the largest region of somatosensory cortex representing it, according to the sensory homunculus? Touch Sensation Sight Smell Correct. This can be found in the OpenStax Overview of Anatomy and Physiology section. Section 14.2.

Hide ques±on 2 feedback Question 3 2 / 2 points Which region of the frontal lobe is responsible for initiating movement by directly connecting to cranial and spinal motor neurons? Hide ques±on 3 feedback Question 4 2 / 2 points The comparison of cerebral motor commands and proprioceptive feedback occurs where? Elbow Lips Neck Thigh Correct. This can be found in the OpenStax Overview of Anatomy and Physiology section. Section 14.2. Prefrontal cortex Premotor cortex Primary motor cortex Supplemental motor area Correct. This can be found in the OpenStax Overview of Anatomy and Physiology section. Section 14.3.

Hide ques±on 4 feedback Question 5 2 / 2 points Which nucleus in the medulla is connected to the inferior colliculus? Hide ques±on 5 feedback Question 6 2 / 2 points Which region of gray matter in the spinal cord contains motor neurons that innervate skeletal muscles? Cerebellum Cerebrum Hypothalamus Thalamus Correct. This can be found in the OpenStax Overview of Anatomy and Physiology section. Section 14.3. Chief sensory nucleus Cochlear nucleus Solitary nucleus Vestibular nucleus Correct. This can be found in the OpenStax Overview of Anatomy and Physiology section. Section 14.2. Dorsal horn Lateral column Lateral horn Ventral horn

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Hide ques±on 6 feedback Question 7 2 / 2 points The loss of lateral peripheral vision is known as ___________. Hide ques±on 7 feedback Question 8 2 / 2 points Axons in which tract are considered to be both ipsilateral and contralateral? Hide ques±on 8 feedback Question 9 2 / 2 points What are some of the specific cell types that can act as receptors? Correct. This can be found in the OpenStax Overview of Anatomy and Physiology section. Section 14.3. Bilateral hemianopia Double vision Near sighted Tunnel vision Correct. This can be found in the OpenStax Overview of Anatomy and Physiology section. Section 14.2. Anterior corticospinal tract Corticobulbar tract Lateral corticospinal tract Correct. This can be found in the OpenStax Overview of Anatomy and Physiology section. Section 14.3.

Hide ques±on 9 feedback Question 10 2 / 2 points A more familiar name for the major sense named gustation is ________. Hide ques±on 10 feedback Question 11 2 / 2 points Axons from which neuron in the retina make up the optic nerve? free nerve endings encapsulated nerve endings specialized receptor cells all of the above can act as receptors. none of the above can act as receptors. Good work; your answer is correct! hearing balance smell taste sight Good work; your answer is correct!

Hide ques±on 11 feedback Question 12 2 / 2 points A more familiar name for the major sense named olfaction is ________. Hide ques±on 12 feedback Question 13 2 / 2 points A major role of _________ receptors (part of the somatic nervous system) is to help us learn about the environment around us or about the state of our internal environment. amacrine cells photoreceptors bipolar cells retinal ganglion cells none of the above Good work; your answer is correct! hearing smell sight balance taste Good work; your answer is correct!

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Hide ques±on 13 feedback Question 14 2 / 2 points What type of receptor cell is responsible for transducing stimuli that cause the perception of pain? Hide ques±on 14 feedback Question 15 2 / 2 points Some specialists list as many as _____ different sensory modalities. There are ______ major senses which can then be separated into more specific categories. somatic sensory motor unencapsulated peripheral Good work; your answer is correct! mechanoreceptor nociceptor osmoreceptor photoreceptor two of the above are correct Good work; your answer is correct!

Hide ques±on 15 feedback Question 16 2 / 2 points Referred pain is ____________. Hide ques±on 16 feedback Question 17 2 / 2 points What neurotransmitter will result in constriction of the pupil? Hide ques±on 17 feedback 3; 2 5; 2 17; 5 7; 19 10; 3 Good work; your answer is correct! Conscious perception Random Unconscious perception Correct. This can be found in the OpenStax Overview of Anatomy and Physiology section. Section 15.2. Acetylcholine Epinephrine Norepinephrine Serotonin

Question 18 2 / 2 points Regarding the sympathetic division of the autonomic nervous system, which of these is TRUE? Hide ques±on 18 feedback Question 19 2 / 2 points Emotions such as anxiety or stress involve which brain structure? Hide ques±on 19 feedback Question 20 2 / 2 points Correct. This can be found in the OpenStax Overview of Anatomy and Physiology section. Section 15.2. Postganglionic fibers release acetylcholine. Postganglionic fibers are relatively long. Preganglionic fibers arise from thoracic and lumbar nerves. Preganglionic fibers release norepinephrine. Correct. This can be found in the OpenStax Overview of Anatomy and Physiology section. Section 15.1. Frontal lobe Limbic lobe Occipital lobe Parietal lobe Correct. This can be found in the OpenStax Overview of Anatomy and Physiology section. Section 15.3.

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What is another name for the preganglionic sympathetic fibers that project to the heart? Hide ques±on 20 feedback Question 21 2 / 2 points Which of these cranial nerves contains preganglionic parasympathetic fibers? Hide ques±on 21 feedback Question 22 2 / 2 points Which of the following represents a sensory input that is not part of both the somatic and autonomic systems? Cardiac accelerator nerve Solitary tract Vagus nerve Vasomotor nerve Correct. This can be found in the OpenStax Overview of Anatomy and Physiology section. Section 15.3. Optic, CN II Facial, CN VII Trigeminal, CN V Hypoglossal, CN XII Correct. This can be found in the OpenStax Overview of Anatomy and Physiology section. Section 15.1.

Hide ques±on 22 feedback Question 23 2 / 2 points Which of the following can be the cause of orthostatic hypotension? Hide ques±on 23 feedback Question 24 2 / 2 points Which of the following release ACh? Hide ques±on 24 feedback Baroreception Proprioception Taste Vision Correct. This can be found in the OpenStax Overview of Anatomy and Physiology section. Section 15.2. Autonomic reflex Diuretics Salt intake Water retention Correct. This can be found in the OpenStax Overview of Anatomy and Physiology section. Section 15.2. All Preganglionic fibers Parasympathetic preganglionic fibers Sympathetic preganglionic fibers

Question 25 2 / 2 points A drug is called an agonist if it ________. Hide ques±on 25 feedback Question 26 2 / 2 points The neurochemistry of the sympathetic nervous system is based on the adrenergic system. Which of the following neurotransmitters affect(s) the sympathetic nervous system to most? Hide ques±on 26 feedback Correct. This can be found in the OpenStax Overview of Anatomy and Physiology section. Section 15.1. blocks a receptor causes pain blocks the voltage-gated calcium ion channel acts like the endogenous neurotransmitter by binding to its receptor interferes with neurotransmitter reuptake Good work; your answer is correct! epinephrine acetylcholine norepinephrine propranolol Answers A and C are correct. Good work; your answer is correct!

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Question 27 2 / 2 points A drug is called an antagonist if it ________. Hide ques±on 27 feedback Question 28 2 / 2 points A drug that affects both divisions of the autonomic system is going to bind to, or block, which type of neurotransmitter receptor? Hide ques±on 28 feedback Question 29 2 / 2 points Which of the following chemicals can stimulate the parasympathetic nervous system? acts like the endogenous neurotransmitter by binding to its receptor causes pain blocks a receptor which makes the endogenous neurotransmitter not function as well blocks the voltage-gated calcium ion channel interferes with neurotransmitter reuptake Good work; your answer is correct! nicotinic muscarinic α -adrenergic β -adrenergic Both A and C are correct. Good work; your answer is correct!

Hide ques±on 29 feedback Question 30 2 / 2 points Which type of drug would be an antidote to atropine poisoning? Hide ques±on 30 feedback Question 31 2 / 2 points All of these are important to cerebellar function EXCEPT? epinephrine nicotinic acetylcholine propranolol Answers A and B are correct. Good work; your answer is correct! nicotine anticholinergic α -blocker nicotinic agonist muscarinic agonist Good work; your answer is correct! Homeostasis Motor control Somatic senses Visual senses

Hide ques±on 31 feedback Question 32 2 / 2 points Multiple sclerosis best described by which of the following? Hide ques±on 32 feedback Question 33 2 / 2 points Having a patient repeat consonants examines which nerve? Hide ques±on 33 feedback Question 34 2 / 2 points Correct. This can be found in the OpenStax Overview of Anatomy and Physiology section. Section 16.5. Buildup of protein in midbrain Demyelination, axons lose myelin Inability to form new memories Late onset of dementia Correct. This can be found in the OpenStax Overview of Anatomy and Physiology section. Section 16.1. Facial Glossopharyngeal Trigeminal Vagus Correct. This can be found in the OpenStax Overview of Anatomy and Physiology section. Section 16.3.

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When a patient flexes their neck, the head tips to the right side. Also, their tongue sticks out slightly to the left when they try to stick it straight out. Where is the damage to the brain stem most likely located? Hide ques±on 34 feedback Question 35 2 / 2 points Which of the following is not a cause of cerebellar ataxia? Hide ques±on 35 feedback Question 36 2 / 2 points Sensory ataxia can be tested by performing which of these? Brain stem Medulla Occipital lobe Temporal lobe Correct. This can be found in the OpenStax Overview of Anatomy and Physiology section. Section 16.3. Antibiotics Drinking alcohol Hereditary degeneration of the cerebellum Mercury from fish Correct. This can be found in the OpenStax Overview of Anatomy and Physiology section. Section 16.5.

Hide ques±on 36 feedback Question 37 2 / 2 points What region of the cerebral cortex is associated with understanding language, both from another person and the language a person generates himself or herself? Hide ques±on 37 feedback Question 38 2 / 2 points When testing sensory perception within a dermatome, it is essential that you do what? Fine motor movements - index to thumb Rapid alternating movements Rise from chair with arms folded Stand feet together, eyes open then closed Correct. This can be found in the OpenStax Overview of Anatomy and Physiology section. Section 16.5. Medial temporal lobe Postcentral gyrus Superior temporal gyrus Ventromedial prefrontal cortex Correct. This can be found in the OpenStax Overview of Anatomy and Physiology section. Section 16.2. Position the patient appropriately Test lateral to medial on the trunk Test proximal to distal on appendages Use deep pressure as a stimulus

Hide ques±on 38 feedback Question 39 2 / 2 points Which region of the cerebellum receives proprioceptive input from the spinal cord? Hide ques±on 39 feedback Question 40 2 / 2 points What function would most likely be affected by a restriction of a blood vessel in the cerebral cortex? Hide ques±on 40 feedback Correct. This can be found in the OpenStax Overview of Anatomy and Physiology section. Section 16.4. Flocculonodular lobe Left hemisphere Right hemisphere Vermis Correct. This can be found in the OpenStax Overview of Anatomy and Physiology section. Section 16.5. Facial expressions Gait Knee-jerk reflex Language Correct. This can be found in the OpenStax Overview of Anatomy and Physiology section. Section 16.1.

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Question 41 2 / 2 points Which of the following is not part of the corticospinal pathway? Hide ques±on 41 feedback Question 42 2 / 2 points Memory, emotional, language, and sensorimotor deficits together are most likely the result of what kind of damage? Hide ques±on 42 feedback Question 43 2 / 2 points Which is an example of episodic memory? Cerebellar deep white matter Lateral column Medulla Midbrain Correct. This can be found in the OpenStax Overview of Anatomy and Physiology section. Section 16.4. Developmental disorder Gunshot wound Stroke Whiplash Correct. This can be found in the OpenStax Overview of Anatomy and Physiology section. Section 16.1.

Hide ques±on 43 feedback Question 44 2 / 2 points Which of the following is a feature of both somatic and visceral senses? Hide ques±on 44 feedback Question 45 2 / 2 points Which of the following could be elements of cytoarchitecture, as related to Brodmann's microscopic studies of the cerebral cortex? How old you are How to bake a cake Needing to wear an oven mitt to take a cake out of the oven Your last birthday party Correct. This can be found in the OpenStax Overview of Anatomy and Physiology section. Section 16.2. Causes skeletal muscle contraction Involves an axon in the ventral nerve root Projects to a ganglion near the target effector Requires cerebral input Correct. This can be found in the OpenStax Overview of Anatomy and Physiology section. Section 16.4. Activation by visual stimuli Connections to the cerebellum Number of gyri or sulci Number of neurons per square millimeter

Hide ques±on 45 feedback Question 46 0 / 2 points What term describes the inability to lift the arm above the level of the shoulder? Hide ques±on 46 feedback Question 47 2 / 2 points Which means the reception and interpretation of sensory stimuli? Hide ques±on 47 feedback Question 48 0 / 2 points Correct. This can be found in the OpenStax Overview of Anatomy and Physiology section. Section 16.2. Fasciculation Fibrillation Paralysis Paresis Incorrect. This can be found in the OpenStax Overview of Anatomy and Physiology section. Section 16.4. Ataxia Embolus Hypovolemia Sensorium Correct. This can be found in the OpenStax Overview of Anatomy and Physiology section. Section 16.2.

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Which major section of the neurological exam is most likely to reveal damage to the diencephalon? Hide ques±on 48 feedback Question 49 2 / 2 points The plantar reflex that tests for the Babinski sign is which type of reflex? Hide ques±on 49 feedback Question 50 2 / 2 points Damage to the insula would be reflected by which deficit? Coordination exam Cranial nerve exam Mental status exam Sensory exam Incorrect. This can be found in the OpenStax Overview of Anatomy and Physiology section. Section 16.1. Stretch reflex Superficial reflex Visceral reflex Withdrawal reflex Correct. This can be found in the OpenStax Overview of Anatomy and Physiology section. Section 16.4.

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Hide ques±on 50 feedback Done Unable to identify objects Unable to use nouns Unable to recognize numbers Unable to use verbs Correct. This can be found in the OpenStax Overview of Anatomy and Physiology section. Section 16.2.

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