Brainscape's Knowledge GenomeTM

Browse over 1 million classes created by top students, professors, publishers, and experts.


See full index

BMS460-Unit 4 > Lumbar Sacral Stuff > Flashcards

Lumbar Sacral Stuff Flashcards

1
Q

Subcostal N level

A
  • Ventral rami T12
How well did you know this?
1
Not at all
2
3
4
5
Perfectly
2
Q

Iliohypogastric N level

A
  • V. rami L1
How well did you know this?
1
Not at all
2
3
4
5
Perfectly
3
Q

Ilioinguinal N aka sup inguinal n level

A
  • V. rami L1
How well did you know this?
1
Not at all
2
3
4
5
Perfectly
4
Q

Lumbosacral trunk level

A

-V. rami of L5 and bit of L4

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
5
Q

Femoral N level

A
  • Posterior division of Ventral rami L2-L4
How well did you know this?
1
Not at all
2
3
4
5
Perfectly
6
Q

Genitofemoral N level

A
  • Anterior division of Ventral rami L1 and L2
How well did you know this?
1
Not at all
2
3
4
5
Perfectly
7
Q

Obturator N level

A
  • Ant. division of V. rami L2-L4
How well did you know this?
1
Not at all
2
3
4
5
Perfectly
8
Q

Superior gluteal N level

A
  • Post division of V rami L4-S1
How well did you know this?
1
Not at all
2
3
4
5
Perfectly
9
Q

Inferior gluteal N level

A
  • Post division of V rami L5-S2
How well did you know this?
1
Not at all
2
3
4
5
Perfectly
10
Q

Common peroneal (fibular) N level-

A

Post. division of V rami L4-S2

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
11
Q

Tibial N level

A
  • Ant division of V rami L4-S3
How well did you know this?
1
Not at all
2
3
4
5
Perfectly
12
Q

Pudendal N level-

A

Ant division of V rami S2-S4

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
13
Q

Lateral femoral cutaneous N level

A

-L2-L3

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
14
Q

Post. femoral cutaneous N level-

A

S1-S3

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
15
Q

L4 dermatome area?

A

big toe to back of foot

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
16
Q

L5 dermatome area?

A

Digits 2-4 to back of foot

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
17
Q

L6 dermatome area?

A

Digit 5 to back of foot

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
18
Q

Femoral branch of genitofemoral n innervates?

A

sensory to upper medial thigh

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
19
Q

Genital branch of genitofemoral n innervates?

A

cremasteric m (internal oblique) through inguinal canal *cremasteric reflex and sensory to skin by superior ring

20
Q

What goes through greater sciatic foramen above piriformis?

A

Sup. gluteal vessels and nerves

21
Q

What goes through greater sciatic foramen below piriformis?

A

Inf. gluteal vessels and n, inf pudendal vessels, pudendal n, post. fem. cut. n, n to obturator internus, n to quad femoris

22
Q

What goes through lesser sciatic foramen?

A

Tendon of obturator internus, N to obturator internus, Internal pudendal vessels and Pudendal N

23
Q

Perineal body forms what in males vs females?

A

Males: levator prostatae Females: pubovaginalis

24
Q

What forms pubic diaphragm?

A

Coccygeous m (ischiococcygeus m) *attaches to deep surface of sacrospinous ligament, Iliococcygeus *does not attach to ilium. Extends from: tendinous arch to Anocyccgeal raphé and coccyx

25
Q

What does parietal pelvic fascia cover?

A

deep surface of obturator internus and piriformis
Perineal membrane covers what? Deep fascia that covers sphincter urethrae m (urethrovaginalis in F) and deep transversus perinei m

26
Q

Layers: Mid-sagittal through anterior proximal penis

A 
Skin
Colle’s F
Perineal F
Bulbospongiosus m     		 
Bulb
Fascia of penis
Tunica albuginea
Corpus spongiosum
27
Q

F. of penis/clit covers?

A

Individual erectile columns proximally then all distally

28
Q

Perineal F. aka Deep perineal F. aka Gallaudet’s F covers?

A

Muscles of erectile tissue then becomes continuous with F. of P/C distally

29
Q

Colle’s F aka Superficial perineal F.-

A

continuous with Scarpa’s F. Attaches to ischiopubic ramus and edge of UG diaphragm

30
Q

Where is superficial perineal pouch?

A

B/w Colles F and F. of P/C

31
Q

What does superficial perineal pouch contain?

A 
Ischiocavernous m, 
bulbospongiosus m, 
superficial transverse perinei m. 
Crura 
bulb.
32
Q

What is dartos tunic?

A

“Wrinkly” smooth muscle in dermis that shrivels when cold

33
Q

What is dartos muliebris?

A

Female equivalent of dartos tunic in labia majorum

34
Q

What nerve responsible for erections and what branch of autonomics?

A

Cavernous n and parasymp.

35
Q

What are the six lateral hip rotators from sup to inf?

A

Piriformis, superior gemellus, obturator internus tendon, inferior gemellus, obturator externus, and quadratus femoris

36
Q

Which lateral hip rotator is innervated by post divisions?

A

Piriformis

37
Q

Gluteus maximus actions-

A

Lat. rotation and extension

38
Q

Glut. medius actions-

A

medial rotation and abduction (lateral rotation from medial portion)

39
Q

Glut minimus actions-

A

medial rotation and abduction

40
Q

Gluteus maximus insertion-

A

75% IT band and 25% gluteal tuberosity of femur

41
Q

Superior gluteal N innervates?

A

Gluteus medius, glut. min. and TFL

42
Q

Inferior gluteal N innervates?

A

Gluteus maximus

43
Q

Superior gluteal A supplies blood to?

A

Upper branch to gluteus medius and minimus. Lower branch to upper portion of glut. max.

44
Q

Inferior gluteal A supplies blood to?

A

Lower portion of glut. max and hamstrings.

45
Q

Where is femoral ring and what occurs there?

A

Medial compartment of femoral sheath aka femoral canal. Femoral hernias

BMS460-Unit 4 (3 decks)

Brainscape helps you reach your goals faster, through stronger study habits.
© 2025 Bold Learning Solutions. Terms and Conditions