18 Questions
What is the primary function of saliva in the process of gustation?
To dissolve chemical stimulants for taste buds
Which part of the eye is responsible for maintaining its shape?
Fibrous tunic
What is the function of rods in the retina?
To detect low light levels and provide peripheral vision
Which nerve is responsible for transmitting olfactory information?
Olfactory nerve
What is the purpose of the conjunctiva in the eye?
To produce tears to lubricate the eyes
What is the function of the vestibulocochlear nerve?
To regulate balance and equilibrium
From which part of the body do cranial and spinal nerves originate?
The brain
What is the primary function of the visceral reflex arcs?
To respond to sensory stimuli with predictable motor responses
Which division of the autonomic nervous system is responsible for preparing the body for emergency situations?
Sympathetic division
What type of receptors bind to epinephrine and norepinephrine?
Adrenergic receptors
Where do preganglionic neurons of the parasympathetic division reside?
In the brain
What is the primary function of acetylcholine?
To transmit signals across the synapse
What is the primary function of the autonomic nervous system?
Regulation of body homeostasis
What is the outermost layer of connective tissue that surrounds a nerve?
Epineurium
What is the term for the process by which a stimulus is converted into an electrical signal?
Sensory transduction
How many pairs of spinal nerves do humans have?
31
What is the difference between the posterior and anterior roots of the spinal cord?
Posterior roots carry sensory information, while anterior roots carry motor information
What is the term for the division of the peripheral nervous system that is responsible for transmitting information from sensory receptors to the central nervous system?
Sensory division
Review key concepts from Chapter 13 of Anatomy & Physiology I, including the peripheral nervous system, autonomic nervous system, and somatic neurons. Learn about the divisions of the nervous system, their functions, and the differences between parasympathetic and sympathetic nervous systems.
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