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Anat1 > Anat Final/Practical > Flashcards

Anat Final/Practical Flashcards

1
Q

Innervation Extensor Digitorium Brevis and Extensor Hallucis Brevis

A

Deep peroneal n

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2
Q

Lateral border of abdominal wall

A

Vertical lines ascending from ASIS on each side

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3
Q

Levator scapulae Insertion

A

Superior part of medial border of scapula

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4
Q

What is in RUQ

A

Liver
Gallbladder
Right suprarenal gland and kidney
Superior ascending colon

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5
Q

Myotome ankle eversion

A

L5-S1

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6
Q

Where does inferior vena cava arise

A

L5 from a union of common iliac veins. It ascends through vena cava foramen in diaphragm and continues to heart.

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7
Q

Visceral motor from CNS

A

Efferent
Effector organ, involves series of 2 neurons:
presynaptic/preganglionic (cell bodies in gray matter)
Postsynaptic/preganglionic

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8
Q

Functional divisions of nervous system

A

Somatic and Autonomic nervous systems

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9
Q

What innervates the anterior abdominal wall muscles

A

Lower 5 thoracic nerves, subcostal (T12) and Iliohypogastric (L1)

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10
Q

Upper region (9 planes)

A

Right and left hypochondriac

Epigastric

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11
Q

Part of the ventral primary ramus of L4 joins ventral primary ramus of L5 to form the…

A

Lumbosacral trunk

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12
Q

External Abdominal Oblique Insertion

A

Linea alba, pubic crest, iliac crest, pubic symphysis

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13
Q

Diaphragm Innervation

A

Phrenic n.

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14
Q

Pelvic outlet boundaries

A

Anterior: pubic arch
Lateral: ischial tuberosity
Posteriolaterally: inferior margin of sacrotuberous ligament
Posterior: tip of coccyx

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15
Q

Serratus Posterior inferior action

A

Depress inferior 3-4 ribs to prevent superior pull by the diaphragm

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16
Q

Myotome great toe extension

A

L5

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17
Q

External Abdominal Oblique action

A

Flex and rotate trunk, laterally rotate trunk, compress abdominal contents

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18
Q

Inferior border of abdominal wall

A

Line on either side connecting ASIS to pubic symphysis

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19
Q

Diaphragm openings

A

Sternocostal hiatus,
Esophageal hiatus (T10),
Aortic hiatus (T12),
Foramen for inferior vena cava.

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20
Q

External Abdominal Oblique Origin

A

External surface of 5th-12th ribs

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21
Q

Right crus diaphragm

A

Arise from LV 1-3 and their intervertebral discs

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22
Q

Gray matter

A

Cell bodies

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23
Q

Innervation of anterior abdominal wall

A

Ventral primary rami of spinal nerves T6-T11, and T12 (subcostal nerve) and Iliohypogastric and ilioinguinal nerves from ventral primary ramus of L1

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24
Q

Greater pelvis

A

“False pelvis”
Superior to pelvic inlet
Posterolaterally: Iliac alae
Posterior: anterior aspect S1

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25
What is in LUQ
``` Spleen Stomach Pancreas Left kidney Superior descending colon Left half of transverse colon ```
26
Levator scapula Origin
Posterior tubercles of transverse processes C1-C4
27
Level of esophageal hiatus
T10 (diaphragm opening)
28
Left crus of diaphragm
Arises from LV 1-2 and their intervertebral discs
29
Trapezius Action
Upper fibers:elevate Middle fibers: retraction Lower fibers: depression
30
Upper reflex tests
C5- biceps brachii C6- brachioradialis C7- triceps
31
Subcostal plane
Passes through L3. | Inferior points of costal cartilage, 10th costal cartilage.
32
Level of aortic hiatus
T12 (diaphragm opening)
33
Trapezius Origin
External occipital protuberance, ligamentum nuchae, | spinous process of C7-T12
34
Motor fibers
Axons of multipolar neurons. Somatic motor: cell bodies in gray matter. Visceral motor: presynaptic in gray matter Postsynaptic in autonomic ganglia (outside CNS)
35
Transverse Abdominis Origin
Thoracolumbar fascia, iliac crest, lateral one third of inguinal ligament, internal surface of costal cartilage T7-12
36
Sacral plexus gives rise to...
``` Superior gluteal L4-S1, Inferior gluteal L5-S2, Sciatic L4-S3, Pudendal S2-S4, Twigs to piriformis S1-S4, Nerve to obturator internus L5-S2, Nerve to quadratus femoris L4-S1 ```
37
Posterior border of abdominal wall
Lumbar paravertebral musculature
38
External Abdominal Oblique Innervation
Inferior 5 thoracic nerves and subcostal nerve (T12) and Iliohypogastric
39
Rhomboid action
Retracts and downwardly rotates scapula
40
Nerves of lumbar plexus
``` Iliohypogastric L1, Ilioinguinal L1, Genitofemoral L1-L2, Lateral femoral cutaneous L2-L3, Femoral L2-L4, Obturator L2-L4 ```
41
Rhomboid Major Origin
Spinous processes T2-T5
42
Trapezius Innervation
Accessory n CN XI
43
Myotome ankle plantarflexion
S1-S2
44
Lateral leg muscle Innervation
Superficial peroneal n.
45
Landmark xiphoid area
T7
46
Cutaneous nerve that originates from tibial and common peroneal n
Sural n
47
Lower reflex tests
L2-4: quadriceps L5: medial hamstring S1-S2: gastrocnemius-soleus
48
Superior boundary of abdominal wall
Right and left costal margins, xiphisternal joint
49
Tibialis Anterior Origin
Superior 2/3 lateral surface of tibia
50
Latissimus dorsi Origin
Spinous processes of T7-L5, thoracolumbar fascia, iliac crest, inferior 3-4 ribs and inferior angle of the scapula
51
Rhomboid Insertion
Medial border of scapula from level of spine to superior angle
52
Psoas Major action
Flexion of thigh, flexion and lateral flexion of trunk
53
Skin of first interdigit space
Deep peroneal n
54
Supplies skin of posterior and lateral aspects of leg and foot
Sural n.
55
Innervation anterior leg muscles
Deep peroneal n.
56
Myotome knee extension
L3-L4
57
Serratus Posterior inferior Innervation
Ventral primary rami of last 4 thoracic n
58
What is in RLQ
``` Cecum Appendix Right ovary Right ureter Most of ilium ```
59
Psoas Major Innervation
Ventral primary rain L1-L2
60
Tibialis Anterior Insertion
Medial cuneiform and base of first metatarsal
61
What innervates the levator scapulae and rhomboids?
Dorsal scapular nerve (C4-5)
62
Psoas Major Insertion
Lesser trochanter with iliacus
63
Latissimus dorsi Innervation
Thoracodorsal n.
64
Myotome knee flexion
L5-S1
65
What is in LLQ
``` Sigmoid colon Inferior descending colon Left ovary Left ureter Left spermatic cord ```
66
White matter
Nerve fibers
67
Landmark umbilical region
T10
68
Somatic nervous system
Components of CNS and PNS providing general sensory and voluntary motor Innervation to all parts of body (except viscera in cavities, smooth muscle and glands)
69
What planes form the 4 regions
Median and trans umbilical planes
70
Principal glia of PNS
Schwann cells
71
Trapezius Insertion
Posterior border of lateral third of clavicle, acromion process, and spine of the scapula
72
Supplies skin Innervation medial side of leg and foot
Saphenous n
73
3 portions of diaphragm
Sternal: arises from xiphoid insert into central tendon Costal: arises from internal surface of lower 6 ribs and costal cartilage, and lateral and medial arcuate ligaments Lumbar: arises from lumbar vertebrae in form of right and left crus.
74
ANS division
Sympathetic (norepinephrine) | Parasympathetic (AcH)
75
Psoas Major Origin
Transverse processes, bodies and intervertebral discs T12-L5
76
Most commonly fractured vertebrae
T12
77
Myotome hip flexion
L2-L3
78
Myotome ankle dorsiflexion
L4-L5
79
Lower region (9 planes)
Right and left inguinal | Hypogastric
80
Middle region (9 planes)
Right and left lumbar | Umbilical
81
Portal triad
Bile duct, Hepatic Artery, Portal vein
82
Autonomic nervous system
Regulate involuntary functions Visceral sensory: afferent signals from viscera Visceral motor: efferent signals to smooth muscle, cardiac muscle and glands.
83
Serratus Posterior Inferior Origin
Spinous processes T11-L2
84
Transtubercular plane
L5. Passes through iliac tubercles
85
Sagittal plane
Mid-clavicle lines to mid-inguinal
86
Supplies skin on distal third of anterior surface of leg and dorsum of foot
Superficial peroneal n
87
Rhomboid Minor Origin
Spinous processes C7-T1 and ligamentum nuchae
88
Posterior leg muscle Innervation
Tibial n.
89
Sensory fibers
Somatic and visceral sensory fibers are pseudounipolar (cell bodies outside CNS) in spinal or cranial sensory ganglia.
90
Serratus Posterior inferior Insertion
Inferior 3 or 4 ribs
91
Primary characteristic feature of thoracic vertebrae
Costal facets
92
Lesser pelvis
“True pelvis” Between pelvic inlet and outlet Bounded by hip bones, sacrum and coccyx

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