PHLYUM

Question 1

KINGDOM ANIMALIA

• less than ___% of animals are VERTEBRATES
• approx. _____ phyla
• 5 characteristics

Answer 1

• 5%
• 35 phyla

1. eukaryotic
2. heterotrophs
3. consumers
4. most complex
5. multicellular

Question 2

VERTEBRATES vs INVERTEBRATES

• size
• identification difficult
• population size

Answer 2

VER
- larger
- easy to identify
- smaller population

INVER
- smaller
- harder to identify
- bigger population

Question 3

2 types of symmetry in animals

+ which of the 2 considers ANATOMICAL POSITIONS when looking at anatomical directions?

Answer 3

1. Bilateral Symmetry (2 equal parts) - considers
2. Radial symmetry (3 or more equal parts)

Question 4

ANATOMICAL DIRECTIONS in RADIAL SYMMETRY (2 pairs)

Answer 4

1. oral - mouth
   aboral - anal
2. central - towards center
   periphery - towards sides

Question 5

ANATOMICAL DIRECTIONS in BILATERAL SYMMETRY (6 pairs)

Answer 5

1. cephalic - towards head
   caudal - towards tail
2. superior - upper region
   inferior - lower region
3. anterior - front
   posterior - back
4. ventral - belly area
   dorsal - likod ng belly area
5. lateral - towards sides
   medial - towards center
6. proximal - at/near point of attachment
   distal - far from point of attachment

Question 6

PLANES & SECTIONS (4)

Answer 6

1. Sagittal (divides left & right)
   - median/mid-sagittal (equal)
   - para-sagittal (not equal)
2. Frontal/Coronal (divides anterior/posterior)
3. Transverse/Cross-sectional (divides superior and inferior)
4. Oblique (oblique angle)

Question 7

WHAT do you call the cut of body/organ made along the plane?

Answer 7

section