Lecture 6

Question 1

_________ monitors cutaneous and proprioceptors in skin, muscle, and tendons

Answer 1

somatic sensory

Question 2

monitors sensory activities of visceral organs

Answer 2

visceral sensory

Question 3

the peripheral nervous system is divided into

Answer 3

the somatic nervous system and atomic nerves system

Question 4

The effectors cell innervated by the somatic nervous system are _______________

Answer 4

skeletal muscle cells

Question 5

The autonomic nervous system innervates 3 different type of effector cells:

Answer 5

1. smooth muscle
2. cardiac muscle
3. exocrine glands

Question 6

In the somatic nervous system, one neuron will innervate a single skeletal muscle fiber. The neuron transmitter released is _______________ and it will bind to receptors on the skeletal muscles causing muscle contraction

Answer 6

acetylcholine

Question 7

There are two neurons in the ___________________> The first has a long axon and cell body that originates in cranial nerve nuclei or in the sacral spinal cord and the shorter one also releases ach

Answer 7

parasympathetic nervous system

Question 8

)________________=FIGHT OR FLIGHT

Answer 8

parasympathetic nervous system

Question 9

the cell body is usually located on or close to the ____________________

Answer 9

target organ

Question 10

The parasympathetic nervous system causes _________

Answer 10

GI mobility and release of glandular secretions

Question 11

There are sympathetic motor efferent. The preganglionic neuron uses ACH as a neurotransmitter just as a _____________

Answer 11

parasympathetic neurons is located either in a prevertebral ganglion port in the sympathetic chain ganglion and its axon travels to its target.

Question 12

Activation will cause fight or flight syndrome, your heart will start

Answer 12

beating faster and gastric motley will be inhibited

Question 13

preganglion neurons between

Answer 13

T1 and L2

Question 14

_________________ located in intermediate horn of spinal cord T1-L2 levels

Answer 14

preganglionic neurons

Question 15

__________ contains larger myelinated axons

Answer 15

white remus

Question 16

_________ located in 2 different ganglia

Answer 16

post gangliari neurons

Question 17

________________ paravertebral ganglion at the same or different spinal level as the post ganglionic neurons

Answer 17

sympathetic chain ganglion

Question 18

-_______________________ contains smaller unmyelinated axons

Answer 18

gray ramus

Question 19

___________________ provide sympathetic innervation to head and neck (superior, middle, and inferior cervical ganglion

Answer 19

cervical ganglia

Question 20

_____________ an example is the celiac ganglion in abdomen

Answer 20

prevertebral ganglion

Question 21

________ axon of preganglion neurons traveling to celiac ganglion. Supplies sympathetic innervation to visceral organs such as liver, stomach, kidney and small intestine. Also innervates the adrenal medulla, causing secretion of epinephrine and norepinephrine

Answer 21

greater splanchnic nerve

Question 22

____________ originates in the brainstem and innervates the organs in the head, neck, thoracic cavity, and most of the abdominal cavity

Answer 22

cranial overflow

Question 23

______________ neurons are associated with 4 cranial nerves

Answer 23

cranial preganglionic

Question 24

parasympathetic preganglionic neurons are associated with

Answer 24

CN 3, 7, 9, 10

Question 25

_____________ innovating the head and neck are located in 1 of 4 cranial parasympathetic ganglia

Answer 25

cranial postganglionic

Question 26

______________ target, smooth muscle of eye

Answer 26

ciliary ganglion

Question 27

_________________ target,, salivary gland and mucosa

Answer 27

two ganglia related to CN 7

Question 28

______________ target, salivary gland

Answer 28

otic ganglion related to CN 9

Question 29

_____________ neurons associated with CN 10 are located on or near the visceral target

Answer 29

cranial post ganglionic neuron

Question 30

______________ supplies the digestive tract and pelvic organs. For 100 years the sacral pre ganglionic neurons were considered part of the parasympathetic system, but new evidence suggest that the sacral preganglionic neurons are in fact sympathetic neurons

Answer 30

sacral preganglion neurone

Question 31

_____________neruosn located in intermediate gray matter the spinal cord: S2-S4 levels,

Answer 31

sacral postganglionic neurons

Question 32

cranial nerves numbered from I to XII starting from rostral moving to caudal first 2 pair's attach to forebrain rest exit the brainstem CN X the wandered is the ranial nerve the innervate targets in the ethothorac cavities

Answer 32

cranial nerves

Question 33

cranial nerves containing primarily somatic motor fibers

Answer 33

3, 4, 6, 11, 12

Question 34

cranial nerves containing both sensory and motor components

Answer 34

5, 7, 9, 10

Question 35

cranial nerves containing special sensory fibers

Answer 35

olfactory, vision, hearing and equilibrium

Question 36

cranial nerves containing primary somatic motor fibers

Answer 36

3, 4, 6, 11, 12

Question 37

_________ oculomotor nerve

Answer 37

CN3

Question 38

_____________ trochlear nerve

Answer 38

CN4

Question 39

______________ abducens nerve

Answer 39

CN 6

Question 40

_____________ has cell bodes in the cervical spinal cord, single branch, centrally located, neck

Answer 40

CN 11

Question 41

Function of CN11

Answer 41

somatic motor nerve innovation

Question 42

One CN Supplies somatic motor fibers to the tongue and floor of mouth.

Answer 42

CN 12

Question 43

_____________ hypoglossala nerve, cell bodies in medulla

Answer 43

hypoglassal nerve CN 12

Question 44

________________ exists in the area between the pyramid and inferior olive

Answer 44

hypoglassal nerve