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SCI220-01 pt2
| Question | Answer |
|---|---|
| Astrocytes attach to: a) neurons b) oligodendrocytes c) blood vessels d) both A and C | d) both A and C. |
| The nervous system can be divided: a) according to structure b) according to direction of information flow c) by control of effectors d) in all of the above ways | d) in all of the above ways. |
| In the human nervous system: a) most of the cells are neurons b) most of the cells are glia cells c) there are almost equal of glia cells and neurons d) the ratio of cells is unknown because of the complexity of the nervous system | c) there are almost equal number of glia cells and neurons. |
| Cerebrospinal fluid is found in all of the following except the: a) subarachnoid space b) central canal c) third ventricle d) subdural space | d) subdural space. |
| The brain has __________ major divisions. a) three b) five c) six d) eight | c) six. |
| The peripheral nervous system includes: a) only spinal nerves b) only spinal nerves and their branches c) only cranial nerves, spinal nerves, and their branches d) cranial nerves, the spinal cord, spinal nerves, and their branches | c) only cranial nerves, spinal nerves, and their branches. |
| All of the following cranial nerves have a functional classification of motor except: a) oculomotor b) trochlear c) vestibulocochlear d) accessory | c) vestibulocochlear. |
| The main division of the central nervous system are the: a) brain, spinal cord, and autonomic nerves b) brain, spinal cord, and peripheral nerves c) brain and spinal cord d) sensory division and motor division | c) brain and spinal cord. |
| Several "vital centers" are located in the: a) basal ganglia b) cerebrum c) cerebellum d) medulla | d) medulla. |
| Some parasympathetic postganglionic neurons have their cell bodies in the nuclei in the brainstem. a) true b) false | b) false. |
| Nerve fibers of the spinothalamic tract are: a) sensory b) motor c) descending d) none of the above | a) sensory. |
| Which of the following is a correct statement? a) there are 7 cervical nerve pairs b) there are 11 thoracic nerve pairs c) there are 5 lumbar nerve pairs d) all of the above are correct | a) there are 7 cervical nerve pairs. |
| The phrenic nerve is found in the __________ plexus. a) cervical b) brachial c) lumbar d) sacral | a) cervical. |
| Visceral effectors are innervated by sympathetic fibers. a) true b) false | a) true. |
| Receptors for hearing are located in the: a) semicircular canals b) cochlear duct c) tympanic membrane d) middle ear | b) cochlear duct. |
| Gustatory cells are located in all of the following areas except: a) on the posterior wall of the pharynx b) on the fungiform papillae of the anterior tongue c) on the apical surface of vallate papillae of the tongue d) on the inner surface of the che | c) on the apical surface of vallate papillae on the tongue. |
| Which of the following minerals is essential for the formation of thyroid hormone? a) calcium b) iron c) copper d) iodine | d) iodine. |
| Hormone that inhibits osteoclast activity in children. a) calcitonin b) thyroxine c) oxytocin d) parathyroid hormone e) catecholamines | a) calcitonin. |
| The anatomical stalk of the pituitary is also known as a) pars tuberalis b) infundibulum c) tuber cinerum d)adenohypophysis e) neurohypopysis | b) infundibulum. |
| Endocrine gland of the thorax that is also important in immune function. a) pineal gland b) neurohypophysis c) thymus gland d) parathyroid gland e) adneohypophysis | c) thymus gland. |
| Fluid filling the posterior segment of the eye. a) serous fluid b) endolymph c) synovial fluid d) aqueous humor e) vitreous humor | e) vitreous humor. |
| Which of the following is not part of the flow of taste sensation along the gustatory pathway to the cerebral cortex? a) hypothalamic appetite centers b) vagus nerve c) solitary nucleus of the medulla oblongata d) thalamic nuclei | a) hypothalamic appetite centers. |
| The nerve carrying taste information from the anterior two-thirds of the tongue is the a) olfactory b) hypoglossal c) facial d) glossopharyngeal | c) facial. |
| Transparent mucous membrane covering the inner surface of the eyelid a) tarsal glands b) lacrimal caruncle c) lacrimal apparatus d) palpebrae e) conjunctiva | e) conjuctiva. |
| A decrease in the amount of white blood cells is a) leukocytosis b) leukopenia c) differential white blood cell count d) hemostasis | b) leukopenia. |
| The term blood type refers to the type of blood cell a) antibody b) antigen c) transfusion reaction | b) antigen. |
| From which vessels do myocardial cells receive blood? a) coronary veins b) pulmonary arteries c) venae cavae d) coronary arteries | d) coronary arteries. |
| The type of membranous tissue that lines the heart and blood vessels is the a) endocardium b) endothelium c) serous pericardium d) fibrous pericardium | b) endothelium. |
| The outermost layer of the larger blood vessels is the tunica a) media b) intima c) adventitia d) intermedia | c) adventitia |
| Blood flow from the heart through blood vessels to all parts of the body and back to the heart is referred to as __________ circulation. a) pulmonary b) systemic c) full d) cardiac | b) systemic |
| Interferon inhibits the spread of: a) viruses b) bacteria c) cancer d) Both A & C e) Both B & C | d) Both A & C. |
| The breast -the mammory gland and surrounding tissue- is drained by the: a)lymphatics that originate in and drain the skin over the breast with the exception of the areola and nipple b) lymphatics that originate in and drain the substance of the breast | d) Bother A & B are correct. |
| Hassall corpuscles are part of the: a) thymus b) spleen c) tonsils d) thoracic duct | d) thoracic duct. |
| Antibodies are proteins of the family called a) glucoproteins b) immunoglobulins c) globulins d) antigens | b) immunoglobulins. |
| The size of lymph nodes varies from __________ mm to more than __________ mm in diameter. a) 1;20 b) 10;35 c) 20;45 d) 30;65 | a) 1;20. |
| Which substance can destroy pathogens by lowering the pH to a level at which they cannot function? a) hydrochloric acid b) mucus c) enzymes d) sebum | a) hydrochloric acid. |
| Which of the following is true of the intrinsic muscles of the larynx? a) their origin is the hyoid bone b) they move the larynx as a whole c) they serve in voice production d) both A & B are correct | c) they serve in a voice production. |
| The external openings to the nasal cavities can be referred to as: a) nostrils b) anterior nares c) external nares d) all of the above | d) all of the above. |
| The upper respiratory tract includes all of the following structures except the: a) larynx b) trachea c) oropharynx d) nasopharynx | b) trachea. |
| The total number of lobes in both lungs is: a) 6 b) 5 c) 4 d) 3 | b) 5 |
| All of the following are true regarding the structure of Surfactant except: a) surface-active complex phospholipids and proteins b) produced in the main stem bronchus c) keeps the lung inflated at the end of respiration d) formed by type ll alveolar | b) produced in the main stem bronchus |
Created by:
Lorrie Oronos
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