Anatomy- Exam 1 (......) Practice Questions With Correct Detailed Answers Success Guaranteed.

The sympathetic division of the ANS has -long postganglionic axons. -norepinephrine as neurotransmitter. -preganglionic neuron cell bodies in the T1-L2 regions of the spinal cord. -All of the choices are correct. - correct answer Consider a basketball player whose heart is racing during the final moments of a game. With seconds on the clock, she makes a jump shot. Her excitement is a function of her ________ nervous system, and her movements are a function of her _______ nervous system. -Sympathetic; parasympathetic -sympathetic; somatic -somatic; parasympathetic -somatic; sympathetic -parasympathetic; sympathetic - correct answer -sympathetic; somatic Eyelids serve two purposes: one is to protect the eye and the other is to -help distribute lacrimal fluid to cleanse and lubricate the surface. -help to control the transmission of the nerve impulse to the retina. -prevent excess mucus from obscuring vision. -help spread antiviral solution. -help distribute blood to the eye surface. - correct answer The parasympathetic division of the ANS is also called the craniosacral division. T/F - correct answer True The sympathetic division is also called what? -Thoracosacral division -Craniolumbar division -Craniosacral division -Thoracolumbar division - correct answer -Thoracolumba division Which division functions to increase alertness and direct bodily responses in stressful situations? Parasympathetic Sympathetic - correct answer The flavor of food depends upon -olfaction -both olfaction and gustation -gustation -neither olfaction nor gustation. - correct answer -both olfaction and gustation Which type of innervation causes pupil dilation? -Parasympathetic -Sympathetic - correct answer -Sympathetic As middle-aged persons get older, the lenses of their eyes no longer assume as round a shape when their ligaments slacken. This results in difficulty in -seeing colored objects. -seeing distant objects. -seeing low-contrast scenes. -seeing nearby objects. - correct answer -seeing nearby objects. Nicotinic receptors bind -acetylcholine and allow sodium ions to enter the cell. -acetylcholine and allow chloride ions to exit the cell. -norepinephrine and can either stimulate or inhibit the cell. -muscarine and increase the contractility of intestinal muscle. -norepinephrine and allow potassium entry, thereby exciting the cell. - correct answer -acetylcholine and allow sodium ions to enter the cell. What are some likely changes to the body of a nervous student about to give a speech in front of the class? [Check All That Apply] -A decrease in pupil size -Release of renin from the kidneys, resulting in increased blood pressure -Vasodilation of blood vessels serving the skin -Vasodilation of coronary blood vessels on the surface of the heart - correct answer -Release of renin from the kidneys, resulting in increased blood pressure -Vasodilation of coronary blood vessels on the surface of the heart The structure that functions as a diaphragm to control pupil size is the -suspensory ligament. -cornea. -iris. -ora serrata. -anterior chamber. - correct answer -iris. Which is not characteristic of the parasympathetic division of the ANS? - - correct answer