Peripheral anatomy; upper

Question 1

Rostral

Answer 1

front and on top

Question 2

Caudal

Answer 2

posterior and back portion of the body. Something in the rear.

Question 3

Cephalad

Answer 3

upper front and is used to describe something superior and anterior / front/ top portion of the body.

Question 4

sensory and peripheral. Peripheral from the cns and covers sensory information. Sensory in nature

Answer 4

Cutaneous

Question 5

Bundles of neurons/ axons outside the CNS

Answer 5

nerves

Question 6

Budneldes of neurons inside the CNS

Answer 6

Tracts

Question 7

collection of cell bodies in the peripheral nervous system

Answer 7

Ganglia

Question 8

collection of cell bodies within the CNS

Answer 8

Nuclei

Question 9

CNS -> periphery

Answer 9

rootlets-> root-> spinal ganglia -> spinal nerve -> ramus -> trunk -> divisions -> cords -> nerves

Question 10

when we have a junction of the posterior and anterior root.

Answer 10

spinal nerve

Question 11

What information comes from the front of the sc

Answer 11

Front of the SC= Carries motor or efferent output

Question 12

What information comes from the back of the sc

Answer 12

Back of the SC = connects to sensory system = afferent part of the cns.

Question 13

Anterior ramus gets information from the cns to the sympathetic ganglion chain by _____

Answer 13

rami communicans

white and gray

gray is more proximal

Question 14

Spinal nerve projections in the sacrum split into two parts_______ and

Answer 14

The posterior part of the posterior ramus division on the spinal nerve goes out the back of the sacral foramen
The anterior part; comes out the openings at the front of the sacrum foramen

Question 15

Left sympathetic chain features

Answer 15

further posterior and lateral than the R sympathetic chain because we have a large blood vessel (the aorta) that sits on the L side of the vertebral bodies, and during development that pushes the L spinal ganglia more lateral and posterior compared to the R side of the spine.

Question 16

Branches of the posterior rami

Answer 16

lateral
and medial branches

mostly sensory

Question 17

Anterior ramus branches

Answer 17

lateral cutaneous branches
anterior cutaneous branches

Question 18

Other name for the anterior ramus

Answer 18

intercostal nerve

Question 19

Where are the intercostal nerves positioned?

Answer 19

hang out on the inferior side of the rib thats above them.

Question 20

Term for nerves below the rib cage

Answer 20

subcostal branches

Question 21

C1 name

Answer 21

atlas

Question 22

C2

Answer 22

Axis

Question 23

Cervical nerves #

Answer 23

8 spinal nerves

C1 sn comes off above c1 vert

C8 sn comes off below C7 vert

Question 24

Position of spinal nerves and vertebrae in thoracic, lumbar and sacral nerves

Answer 24

pinal nerve tends to exit below the spinal vertebrae for which its names

Question 25

Coccygeal nerves number and origination

Answer 25

1 pair that originate below the saccrum

Question 26

Spinal nerve pairs

Answer 26

8 Cervical 12 Thoracic 5 Lumbar 5 Sacral 1 Coccygeal

Question 27

Lateral branch of the Posterior rami innervation area

Answer 27

lower thorax/ upper lumbar area

Question 28

T4 innervation

Answer 28

Nipple line

Question 29

T6 innervation

Answer 29

xiphoid process

Question 30

T10 innervation

Answer 30

umbilicus

Question 31

Phrenic nerve spinal nerves

Answer 31

C345 anterior rami

Question 32

Greater occipital nerve spinal nerve

Answer 32

C2

Question 33

3rd occipital nerve spinal nerve

Answer 33

c3

Question 34

What nerve is not part of the cutaneous innervation of the body

Answer 34

C1 is only motor -> suboccipital nerve

Question 35

the trapezius muscle is innervated by what nerve?

Answer 35

Cn 11 the accessory nerve

Question 36

C1 posterior ramus forms the _____

Answer 36

suboccipital nerve; motor only

Question 37

Greater occipital nerve is innervated by the _____ ramus at _____

Answer 37

Greater occipital nerve is innervated by the Posterior ramus at C2

Question 38

3rd occipital nerve comes from the ____ ramus of _____

Answer 38

3rd occipital nerve comes from the posterior ramus of C3

Question 39

collection of spinal nerves that are connected to each other, the part doing the connecting is the anterior rami in the c spine

Answer 39

cervical plexus

Question 40

the nerves that make us the cervical plexus

Answer 40

lesser occipital nerve great auriclular nerve transverse cervical nerve supraclavicular nerve

Question 41

origin of the supraclavicular nerve

Answer 41

C3 and C4

Question 42

origin of the transverse cervical nerve is

Answer 42

C2 and C3

Question 43

origin of the Great auricular nerve

Answer 43

C2 and C3

Question 44

origin of the lesser occipital nerve

Answer 44

C2

Question 45

The muscle that the phrenic nerve sits on is the _____. The skm its next to is the ________muscle and is more_____ and______ to the anterior scalene muscle.

Answer 45

The muscle that the phrenic nerve sits on is the anterior scalene muscle. The skm its next to is the middle scalene muscle and is more lateral and posterior to the anterior scalene muscle.

Question 46

Under the cervical plexus is another muscle of nerves that have places that they come together and differentiate and that complex of the different spinal nerves is the______

Answer 46

brachial plexus

Question 47

Spinal nerves apart of the brachial plexus are____

Answer 47

C5-T1 anterior rami

Question 48

Space between the middle and anterior spinal muscles is the____

Answer 48

interscalene space

Question 49

Structures above the clavicle are termed____

Answer 49

subraclavular structures consist of the anterior rami of the spinal nerve C5- T1

Question 50

Upper trunk origin

Answer 50

C5-C6

Question 51

Middle trunk origin

Answer 51

C7

Question 52

Lower trunk origin

Answer 52

C8 and T1

Question 53

Posterior division originates from____

Answer 53

all the trunks (middle, anterior, lower) branch to form posterior divisions. There for comes from C5-T1

Question 54

Posterior division leads to____

Answer 54

the posterior cord

Question 55

What are the two anterior divisions and where do they comes from

Answer 55

Anterior division of C5-C7; upper and middle trunk Anterior division of C8-T1; comes from the lower trunk

Question 56

anterior division of C5-C7 leads to ______

Answer 56

Lateral cord

Question 57

Anterior division of C8-T1 leads to ____

Answer 57

medial cord

Question 58

Rami, tranks and divisions of the brachial plexus

Answer 58

5 Rami: C5-T1 3 Trunks: Upper: Rami C5 & C6 Middle: C7 Rami Lower: C8 & T1 Rami 6 Divisions: Anterior & Posterior Each Trunk has 1 of each 3 Posterior Divisions form Posterior Cord 2 Anterior Divisions from C5-C7 form Lateral Cord Anterior Division from C8-T1 forms Medial Cord

Question 59

Demarcation point between the superior clavular branches and the infraclavicular branches of the brachial plexus

Answer 59

When the divisions become cords

Question 60

What does the posterior cord form?

Answer 60

axillary nerve and the radial nerve

Question 61

What are the terminal main branches of the brachial plexus?

Answer 61

axillary and radial nerve

Question 62

What does the lateral cord branch to?

Answer 62

musculocutaneous nerve lateral root (combines with medial root to make median nerve)

Question 63

what does the medial cord form?

Answer 63

divides into the medial root that combines with the lateral root from the lateral cord to make the median nerve also makes the ulnar nerve

Question 64

where does the axillary nerve originate from and where does it innervate

Answer 64

C5 and C6 lateral deltoid

Question 65

where does the radial nerve originate from and where does it innervate

Answer 65

C5-T1 lateral superior thum lateral anterior icaep/ triceps lateral posterior triceps middle posterior forearm posterior thumb and 1st two fingers

Question 66

where does the musculocutaneous nerve originate from and where does it innervate

Answer 66

C5-C7 Lateral antebrachial cutaneous on anterior forearm small lateral posterior portion

Question 67

where does the ulnar nerve originate from and where does it innervate

Answer 67

originates from c7-t1 medial posterior wrist most of the last two fingers posterior anterior medial plamar surface of last two fingers anterior medial wrist

Question 68

where does the median nerve originate from and where does it innervate

Answer 68

c6-T1 posterior fingertips for first two digits proper palmar digital nerves most of the palm, anterior thumb, anterior surface f the first two fingers, small section of the anterior wrist palmar branch of median nerve common and proper plmar digital nerves