Term
| what are the three types of neurons? What do they do? |
|
Definition
motor: efferent- transmit impulses away from the CNS
sensory: afferent- carry sensory impulses from the peripheral sense organs towards the brain
interneurons: link between neurons and other neurons - play an important role in controlling movements |
|
|
Term
| what type of neuron is the most common type? |
|
Definition
|
|
Term
|
Definition
| olfactory - sense of smell (S) |
|
|
Term
| name and function of CNII |
|
Definition
|
|
Term
| name and function of CNIII |
|
Definition
| oculomotor - eye movement (M) |
|
|
Term
| name and function of CN IV |
|
Definition
| trochlear - eye movement (M) |
|
|
Term
|
Definition
| trigeminal - face (S) and jaw (M) |
|
|
Term
|
Definition
| abducens - eye movement (M) |
|
|
Term
|
Definition
| facial - tongue (S) face (M) |
|
|
Term
| name and function of VIII |
|
Definition
| acoustic - hearing and balance (S) |
|
|
Term
|
Definition
| glossopharyngeal - tongue/pharynx (S); pharynx (M) |
|
|
Term
|
Definition
|
|
Term
|
Definition
| spinal accessory - shoulder/arm/throat (M) |
|
|
Term
|
Definition
|
|
Term
|
Definition
| a collection of nerves that are outside the skull and spinal column |
|
|
Term
| where does the PNS carry sensory impulses? motor? |
|
Definition
| sensory from the sense organs to the brain -- motor from the brain to the glands and muscles of the body |
|
|
Term
| the PNS has what three types of nerves? how many pairs of each? |
|
Definition
| spinal: 31, cranial 12 and peripheral autonomic nerves |
|
|
Term
| which CNs are not concerned with speech, language or hearing? |
|
Definition
|
|
Term
| what do spinal nerves control? |
|
Definition
| various bodily activities that are executed with little conscious effort or knowledge -- they transmit motor information from the CNS to the muscles, and carry sensory information from the peripheral receptors to the CNS |
|
|
Term
| the autonomic nervous system is viewed as part of which system? |
|
Definition
|
|
Term
| what does the autonomic nervous system do? |
|
Definition
| controls and regulated the internal environment of our bodies |
|
|
Term
| what does the sympathetic branch of the autonomic nervous system do? |
|
Definition
| mobilizes the body for fight-or-flight response |
|
|
Term
| what does the parasympathetic branch of the autonomic nervous system do? |
|
Definition
| helps bring the body back to a state of relaxation |
|
|
Term
| T/F: the autonomic nervous system has no direct effect on speech, language or hearing |
|
Definition
|
|
