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ANPH Exam with Questions and Answers 1. Bipolar neurons: 2 answers A. are found in the head. B. are always part of an afferent pathway. C. have two dendrites. D. have two axons. ANSWERV V A, B 2. Which of the following skin cells would form a junction with a motor neuron? A. Keratinocyte B. Sudoriferous glandular epithelial cell C. Arrector pili muscle cell D. Fibroblast. ANSWERV ¥ C 3. A synapse between an axon terminal and a neuron cell body is called: A. axodendritic. C. axusomatic. B. axoaxonic. D. axoneuronic. ANSWERV ¥ C 4. Which is an incorrect association of brain region and ventricle? A. Mesencephalon--third ventricle B. Cerebral hemispheres lateral ventricles C. Pons- fourth ventricle D. Medulla-fourth ventricle ANSWERVV A 5. The pineal gland is located in the: A. hypophysis cerebri. B. mesencephalon. C. epithalamus. no sclaribar D. corpus callosum. ANSWERV ¥ C 6. Which of the following is not part of the brainstem? A. Medulla C. Pons B. Cerebellum D. Midbrain ANSWERV ¥ B 7. When neurons in Wernicke's area send impulses to neurons in Broca's area, the white matter tracts utilized are: A. commissural fibers. B. projection fibers. C. association fibers. D. anterior funiculus. ANSWERV ¥ C 8. Functions that are at least partially overseen by the medulla are: 3 answers A. regulation of the heart. 12. Eating difficulties would result from damage to the: 3 answers A. mandibular division of trigeminal nerve. B. facial nerve. C. glossopharyngeal nerve. D. vagus nerve. Smsioniner ANSWERV V A, C, D 13. If the right trapezius and sternocleidomas-toid muscles were atrophied, you would suspect damage to the: 2 answers A. vagus nerve. B. motor branches of the cervical plexus. C. facial nerve. D. accessory nerve. ANSWERV J B, D 14, Which nerve stimulates muscles that flex the forearm? A. Unar B. Musculocutaneous C. Radial D. Median ANSWERV VJ B 15. Motor functions of arm, forearm, and fingers would be affected by damage to which one of these nerves? A. Radial B. Axillary C. Ulnar D. Median ANSWERV V A An inability to extend the leg would result from a loss of function of the: A, lateral femoral cutaneous nerve. B. ilioinguinal nerve. C. saphenous branch of femoral nerve. D. femoral nerve. ANSWERV V D 29. Which contains only motor fibers? A. Dorsal root C. Ventral root B. Dorsal ramus D. Ventral ramus ANSWERVV C Typically has long preganglionic and short postganglionic fibers A. sympathetic division B. parasympathetic division C. both sympathetic and parasympathetic D. neither sympathetic nor parasympathetic ANSWERV ¥ B Some fibers utilize gray rami communicates A. sympathetic division Originates in cranial nerves A. sympathetic division B. parasympathetic division C. both sympathetic and parasympathetic D. neither sympathetic nor parasympathetic ANSWERVV B Effects enhanced by direct stimulation of a hormonal mechanism A. sympathetic division B. parasympathetic division C. both sympathetic and parasympathetic D. neither sympathetic nor parasympathetic ANSWERV JV A Includes otic ganglion A. sympathetic division B. parasympathetic division C. both sympathetic and parasympathetic D. neither sympathetic nor parasympathetic ANSWERV V B Includes celiac ganglion A. sympathetic division B. parasympathetic division C. both sympathetic and parasympathetic D. neither sympathetic nor parasympathetic ANSWERVV A Hypoactivity of this division would lead to decrease in metabolic rate A. sympathetic division B. parasympathetic division C. both sympathetic and parasympathetic D. neither sympathetic nor parasympathetic ANSWERV V A Has widespread, long-lasting effects A. sympathetic division B. parasympathetic division C. both sympathetic and parasympathetic D. neither sympathetic nor parasympathetic ANSWERV JV A Sets the tone for the heart A. sympathetic division B. parasympathetic division C. both sympathetic and parasympathetic D. neither sympathetic nor parasympathetic ANSWERV V B 1. Gustatory cells are: », Which cranial nerve controls contraction of the circular smooth muscle of the iris? A. Trigeminal C. Oculomotor B. Facial D. Abducens ANSWERV ¥ C . Which of the following would be found in the fovea centralis’? A. Ganglion neurons wo . Bipolar neurons aQ . Cones D. Rhodopsin ANSWERV ¥ C ~ . The vitreous humor: 3 answers A. helps support the lens. B. holds the retina in place. C. contributes to intraocular pressure. D. is constantly replenished. ANSWERV V A, B, D Blockage of which of the following is suspected in glaucoma? A, Ciliary processes B. Retinal blood vessels C. Choroid vessels D. Scleral venous sinus ANSWERV ¥ D 9. Refraction can be altered for near or far vision by the: A. cornea. B. ciliary muscles. C. vitreous humor. noijoni viol D. neural layer of the retina. ANSWERV V B 10. Convergence: 3 answers A, requires contraction of the medial rectus muscles of both eyes. B. is needed for near vision. C. involves transmission of impulses along the abducens nerves. D. can promote eye strain. ANSWERV V A, B, D 11. Objects in the periphery of the visual field: 3 answers A, stimulate cones. B. cannot have their color determined. C. can be seen in low light intensity. D. appear fuzzy. ANSWERV ¥ B,C, D 12. Depth perception is caused by all of the following factors except which one(s)? A. The eyes are frontally located. B. There is total crossover of the optic nerve fibers at the optic chiasma. 16. Which of the following structures is involved in static equilibrium? 3 answers A. Maculae B. Saccule C. Crista ampullaris D. Otoliths ANSWERV ¥ A, B, D 17. Which of the following are paired incorrectly? 2 answers A. Cochlear duct- -cupula? B. Saccule- macula C. Ampulla-otoliths D. Semicireular duct -ampulla ANSWERV Vv A, C 18. Taste receptor cells are stimulated by: A. chemicals binding to the nerve fibers supplying them. B. chemicals binding to their microvilli. C. stretching of their microvilli. D. impulses from the sensory nerves supplying them. ANSWERV ¥V B 
