Anatomy Spot Flashcards

1
Q

what is in the CNS

A

brain + spinal cord

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2
Q

what is in the PNS

A

spinal nerves
cranial nerves
autonomic nerves

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3
Q

collection of nerve bodies

A

CNS: nucleus
PNS: ganglion

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4
Q

how do motor axons pass into spinal cord?

A

via anterior horn, then into anterior rootlets, then into spinal nerve

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5
Q

how do sensory axons pass into spinal cord

A

posterior horn

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6
Q

dermatome of male nipple

A

T4

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7
Q

dermatome of umbilicus

A

T10

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8
Q

parasympathetic cranial nerves

A

III, VII, IX and X

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9
Q

end of spinal cord

A

L1/L2

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10
Q

location anaesthetic is injected to target caudal equine

A

sacral hiatus

-anaesthetises sacral spinal nerve roots of caudal equina

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11
Q

nerve supply to anatomical snuff box

A

cutaneous branches of radial nerve

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12
Q

area of body referring pain to T1 & T2 anterior rami

A

myocardium

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13
Q

Paralysis

A

muscle without functioning motor nerve supply

  • cannot contract
  • reduced tone
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14
Q

spasticity

A

muscle has intact functioning motor nerve.

  • descending controls from brain not working
  • increased tone
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15
Q

order CNs are named

A

anterior -> posterior
medial -> lateral
In relation to where they connect to CNS

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16
Q

intracranial part of the CN course

A

between point of connection with CNS -> base of skull foraminae

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17
Q

chord tympani innervates

A

taste buds of anterior ⅔ of tongue

Parasympathetic supply to submandibular and sublingual salivary glands.

18
Q

function of stapedius muscle

A

reduces stapes movement

-protects inner ear from excessive noise

19
Q

where do vagus nerves last parasympathetic axons pass

A

splenic flexure of colon

20
Q

what nerve forms the first part of the afferent limb of blink reflex

A

long ciliary nerves

21
Q

what vessel is damaged if pterion is damaged

A

middle meningeal artery

22
Q

‘danger triangle’ of face

A

veins from face connect with sinuses within cranial cavity.

-bacteria can easily spread

23
Q

compression of oculomotor nerve leads to what

A

isolated fixed dilated pupil (blown pupil)

24
Q

weakness of uterine supper leads to what

A

uterine prolapse

25
Q

function of Bartholin’s gland

A

secretes lubrication

26
Q

nerve at risk of damage in childbirth

A

pudendal nerve

27
Q

what 2 arteries does uterine artery anastomose

A

ovarian artery

Vaginal artery

28
Q

where does inguinal ligament attach in pelvis

A

between ASIS and pubic tubercle

29
Q

bony landmarks palpable on vaginal exam

A

ischial spines

30
Q

female vs male

  • AP and transverse pelvic diameter
  • subpubic angle
  • pelvic cavity
A

large diameter
wider angle
shallower cavity

31
Q

moulding

A

movement of one bone over another to allow foetal head to pass through pelvis during labour

32
Q

vertex on foetal skull

A

outlined by anterior and posterior fontanelle and parietal eminences

33
Q

occipitofrontal vs biparietal dimeter in foetal skull

A

occipitifrontal is longer

34
Q

what distance is referred to as the ‘station’

A

distance of foetal head from the ischial spines

-ve head superior to spines
+ve: head inferior to spines

35
Q

position of fetal head at pelvic inlet

A

transverse

36
Q

position of fetal head at pelvic outlet

A

occipitoanterior, extended

37
Q

muscle separating pelvis and perineum

A

Levator ani

38
Q

pain from female repro system is sent to spinal cord at what levels

A

T11-12: uterine tubers, uterus, ovaries

S2 -> 4= cervix & superior vagina

39
Q

side effect of spinal anaesthetic

A

hypotension

40
Q

during what repro surgery can the uterer be damaged

A

hysterectomy

41
Q

during what repro surgery are the rectus muscles not cut but pulled apart

A

c-section