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ANAT1019 SEM1 > Week 4 > Flashcards

Week 4 Flashcards

1
Q

What is the most common carpal bone fracture?

A

Scaphoid

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2
Q

What is avascular necrosis?

A

Avascular necrosis refers to the death of bone tissue due to a lack of blood supply

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3
Q

Interlocking surfaces

A

Increase stability

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4
Q

Flat surfaces

A

Minimal movement

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5
Q

Convex-concave surfaces

A

Increase movement

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6
Q

What aspect of the hand is wider?

A

The volatile aspect

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7
Q

What are the 2 wrist joints?

A
  1. Radiocarpal joint

2. Midcarpal and intercarapl joint

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8
Q

What is the structural classification of the radiocarpal joint!!

A

Bisexual ellipsiloid

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9
Q

What are the articulations of the radiocarpal joint?

A

The radius articulates witg the scaphoid and lunate

And

The triangular fibrocartilage complex articulates with lunate and triquetrum

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10
Q

Which row moves as a unit?

A

The distal row

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11
Q

Which row moves more independently

A

Proximal row

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12
Q

What bone is the reference point?

A

Capitate as it is least mobile

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13
Q

Name the 5 extrinsic ligaments

A
  1. Ulnar collateral ligament
  2. Radial collateral ligament
  3. Palmer radiocarpal igament
    4 Palmer ulnocaroal ligament
  4. Dorsal radiocarpal ligament
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14
Q

What does the Palmer radiocarpal ligament resist?

A

Extension

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15
Q

What does the dorsal radiocarpal ligament resist?

A

Flexion

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16
Q

Which carpal bone is the most stable?

A

Lunate

17
Q

What is the structural classification of the 1st carpometacarpal joint

A

Synovial saddle

18
Q

What is the structural classification of 2nd-4th carpometacarpal?

A

Synovial plane

19
Q

What does the diencephalon consist of?

A

Thalamus and Hypothalamus

20
Q

What is the function of the thalamus?

A

relays and processes sensory information and is ‘gatekeeper’

21
Q

What is the function of the hypothalamus?

A

controls emotions, autonomic function and hormone production

22
Q

what are the 4 functional areas of the frontal lobe?

A
  1. primary motor correct
  2. premotor cortex
  3. supplementary motor cortex
  4. frontal eye field
  5. broca’s area
23
Q

What is the structural area of the primary motor cortex?

A

the precentral gyrus

24
Q

What is the structural area of the premotor cortex?

A

posterior portion of middle and inferior frontal gyri

25
Q

What is the structural area of the of the supplementary motor cortex?

A

posterior, medial portion of superior frontal gyrus

26
Q

what is the structural area of the frontal eye field?

A

potion of middle frontal gyrus

27
Q

What is the structural area of Broca’s area?

A

triangular and opercular of inferior frontal gyrus

28
Q

What are the 3 functional areas of the parietal lobe?

A
  1. primary somatosensory cortex
  2. secondary somatosensory cortex
  3. Wernike’s area
29
Q

What is the structural area of the primary somatosensory cortex?

A

Post central gyrus

30
Q

What is the structural area of the secondary somatosensory cortex?

A

posterior edge post central gyrus and anterior edge parietal lobules

31
Q

What is the structural area of Wernikes area?

A

supra marginal and angular gyrus

32
Q

What are the 4 functional areas of the temporal lobe?

A
  1. primary auditory cortex
  2. secondary auditory cortex
  3. Wernike’s area
  4. primary olfactory cortex
33
Q

What is the structural area of the primary auditory cortex

A

Heschels gyri

34
Q

What is the structural area of the secondary auditory cortex?

A

superior temporal gyrus adjecent to Heschels gyri

35
Q

What is the structural area of Wernice’s area?

A

posterior portion of superior temporal gyrus

36
Q

What is the structural area of the primary olfactory cortex?

A

entorhinal cortex

37
Q

What are the 2 functional areas of the occipital lobe?

A
  1. primary visual cortex

2. secondary visual cortex

38
Q

What is the structural area of of the primary visual cortex?

A

cortex surrounding calcimine sulcus (strip of genre)

39
Q

What is the structural area of the secondary visual cortex?

A

most of reminding occipital lobe

ANAT1019 SEM1 (6 decks)

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