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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
Q

What is in LUQ

A 
Spleen 
Stomach 
Pancreas
Left kidney 
Superior descending colon
Left half of transverse colon
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26
Q

Levator scapula Origin

A

Posterior tubercles of transverse processes C1-C4

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27
Q

Level of esophageal hiatus

A

T10 (diaphragm opening)

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28
Q

Left crus of diaphragm

A

Arises from LV 1-2 and their intervertebral discs

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29
Q

Trapezius Action

A

Upper fibers:elevate
Middle fibers: retraction
Lower fibers: depression

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30
Q

Upper reflex tests

A

C5- biceps brachii
C6- brachioradialis
C7- triceps

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31
Q

Subcostal plane

A

Passes through L3.

Inferior points of costal cartilage, 10th costal cartilage.

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32
Q

Level of aortic hiatus

A

T12 (diaphragm opening)

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33
Q

Trapezius Origin

A

External occipital protuberance, ligamentum nuchae,

spinous process of C7-T12

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34
Q

Motor fibers

A

Axons of multipolar neurons.
Somatic motor: cell bodies in gray matter.
Visceral motor: presynaptic in gray matter
Postsynaptic in autonomic ganglia (outside CNS)

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35
Q

Transverse Abdominis Origin

A

Thoracolumbar fascia, iliac crest, lateral one third of inguinal ligament, internal surface of costal cartilage T7-12

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36
Q

Sacral plexus gives rise to…

A 
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
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37
Q

Posterior border of abdominal wall

A

Lumbar paravertebral musculature

38
Q

External Abdominal Oblique Innervation

A

Inferior 5 thoracic nerves and subcostal nerve (T12) and Iliohypogastric

39
Q

Rhomboid action

A

Retracts and downwardly rotates scapula

40
Q

Nerves of lumbar plexus

A 
Iliohypogastric L1,
Ilioinguinal L1,
Genitofemoral L1-L2,
Lateral femoral cutaneous L2-L3,
Femoral L2-L4,
Obturator L2-L4
41
Q

Rhomboid Major Origin

A

Spinous processes T2-T5

42
Q

Trapezius Innervation

A

Accessory n CN XI

43
Q

Myotome ankle plantarflexion

A

S1-S2

44
Q

Lateral leg muscle Innervation

A

Superficial peroneal n.

45
Q

Landmark xiphoid area

A

T7

46
Q

Cutaneous nerve that originates from tibial and common peroneal n

A

Sural n

47
Q

Lower reflex tests

A

L2-4: quadriceps
L5: medial hamstring
S1-S2: gastrocnemius-soleus

48
Q

Superior boundary of abdominal wall

A

Right and left costal margins, xiphisternal joint

49
Q

Tibialis Anterior Origin

A

Superior 2/3 lateral surface of tibia

50
Q

Latissimus dorsi Origin

A

Spinous processes of T7-L5, thoracolumbar fascia, iliac crest, inferior 3-4 ribs and inferior angle of the scapula

51
Q

Rhomboid Insertion

A

Medial border of scapula from level of spine to superior angle

52
Q

Psoas Major action

A

Flexion of thigh, flexion and lateral flexion of trunk

53
Q

Skin of first interdigit space

A

Deep peroneal n

54
Q

Supplies skin of posterior and lateral aspects of leg and foot

A

Sural n.

55
Q

Innervation anterior leg muscles

A

Deep peroneal n.

56
Q

Myotome knee extension

A

L3-L4

57
Q

Serratus Posterior inferior Innervation

A

Ventral primary rami of last 4 thoracic n

58
Q

What is in RLQ

A 
Cecum
Appendix 
Right ovary 
Right ureter
Most of ilium
59
Q

Psoas Major Innervation

A

Ventral primary rain L1-L2

60
Q

Tibialis Anterior Insertion

A

Medial cuneiform and base of first metatarsal

61
Q

What innervates the levator scapulae and rhomboids?

A

Dorsal scapular nerve (C4-5)

62
Q

Psoas Major Insertion

A

Lesser trochanter with iliacus

63
Q

Latissimus dorsi Innervation

A

Thoracodorsal n.

64
Q

Myotome knee flexion

A

L5-S1

65
Q

What is in LLQ

A 
Sigmoid colon
Inferior descending colon
Left ovary 
Left ureter 
Left spermatic cord
66
Q

White matter

A

Nerve fibers

67
Q

Landmark umbilical region

A

T10

68
Q

Somatic nervous system

A

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
Q

What planes form the 4 regions

A

Median and trans umbilical planes

70
Q

Principal glia of PNS

A

Schwann cells

71
Q

Trapezius Insertion

A

Posterior border of lateral third of clavicle, acromion process, and spine of the scapula

72
Q

Supplies skin Innervation medial side of leg and foot

A

Saphenous n

73
Q

3 portions of diaphragm

A

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
Q

ANS division

A

Sympathetic (norepinephrine)

Parasympathetic (AcH)

75
Q

Psoas Major Origin

A

Transverse processes, bodies and intervertebral discs T12-L5

76
Q

Most commonly fractured vertebrae

A

T12

77
Q

Myotome hip flexion

A

L2-L3

78
Q

Myotome ankle dorsiflexion

A

L4-L5

79
Q

Lower region (9 planes)

A

Right and left inguinal

Hypogastric

80
Q

Middle region (9 planes)

A

Right and left lumbar

Umbilical

81
Q

Portal triad

A

Bile duct,
Hepatic Artery,
Portal vein

82
Q

Autonomic nervous system

A

Regulate involuntary functions
Visceral sensory: afferent signals from viscera
Visceral motor: efferent signals to smooth muscle, cardiac muscle and glands.

83
Q

Serratus Posterior Inferior Origin

A

Spinous processes T11-L2

84
Q

Transtubercular plane

A

L5. Passes through iliac tubercles

85
Q

Sagittal plane

A

Mid-clavicle lines to mid-inguinal

86
Q

Supplies skin on distal third of anterior surface of leg and dorsum of foot

A

Superficial peroneal n

87
Q

Rhomboid Minor Origin

A

Spinous processes C7-T1 and ligamentum nuchae

88
Q

Posterior leg muscle Innervation

A

Tibial n.

89
Q

Sensory fibers

A

Somatic and visceral sensory fibers are pseudounipolar (cell bodies outside CNS) in spinal or cranial sensory ganglia.

90
Q

Serratus Posterior inferior Insertion

A

Inferior 3 or 4 ribs

91
Q

Primary characteristic feature of thoracic vertebrae

A

Costal facets

92
Q

Lesser pelvis

A

“True pelvis”
Between pelvic inlet and outlet
Bounded by hip bones, sacrum and coccyx

Anat1 (5 decks)

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