Directional Terms to Describe Position of Anatomical Structures Flashcards

1
Q

Bipeds

A

Two-footed animals

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2
Q

Quadrupeds

A

Four-footed animals

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3
Q

4 major directional terms for bipeds

A
  1. Superior
  2. Inferior
  3. Anterior
  4. Posterior
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4
Q

Superior (bipeds)

A

Upper region of body

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5
Q

Inferior (bipeds)

A

Lower region of body

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6
Q

Anterior (bipeds)

A

Front or leading area of the animal

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7
Q

Posterior (bipeds)

A

Back or trailing area of the animal

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8
Q

4 major directional terms for quadrupeds

A
  1. Cranial
  2. Caudal
  3. Dorsal
  4. Ventral
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9
Q

Cranial (quadrupeds)

A

Towards the head

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10
Q

Caudal (quadrupeds)

A

Towards the tail

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11
Q

Dorsal (quadrupeds)

A

Toward or beyond the backbone

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12
Q

Ventral (quadrupeds)

A

Away from backbone or toward the belly

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13
Q

Rostral (quadrupeds)

A

Toward the nose (structures within the animals head)

  • use caudal for towards the tail
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14
Q

4 Planes

A
  1. Median
  2. Sagittal
  3. Transverse
  4. Frontal
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15
Q

Median (midsagittal) Plane

A

Divides body into equal right and left hemispheres

- plane through body craniocaudally

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16
Q

Sagittal Plane

A

Any plane that is parallel to the median plane

17
Q

Transverse Plane

A

Plane that divides body into cranial and caudal segments

- cross section

18
Q

Frontal (horizontal) Plane

A

Plane that divides body into dorsal and ventral segments (upper and lower)

19
Q

Medial

A

Close or near the median plane

20
Q

Lateral

A

Away form median plane

21
Q

Proximal

A

Area nearest to point of origin/attachment of body part (limb)

22
Q

Distal

A

Area furthest from point of origin/attachment of body part (limb)

23
Q

Deep

A

Farther from surface

24
Q

Superficial

A

Closer to surface

25
Q

Palmar

A

Caudal surface of forelimb distal to the knee (or wrist)

26
Q

Plantar

A

Caudal surface of hindlimb distal to the hock (or ankles)

27
Q

Dorsal (limbs)

A

When referring to limbs, the cranial surface below the level of the knee or hock