Chapter 32-35,43

Question 1

Know the general features of animals

Answer 1

Nerve cord
Notochord
          May be replaced 
         by vertebral column
Pharyngeal slits
          Pharyngeal 
          pouches present in 
          all vertebrate 
          embryos
Postanal tail

Question 2

Acoelomates

Answer 2

no body cavity

Question 3

pseudocoelomate

Answer 3

body cavity between mesoderm and endoderm

Question 4

The four classes of Mollusks and an example of each

Answer 4

Polyplacophora – chitons
Gastropoda – limpets, snails, slugs
Bivalvia – clams, oysters, scallops
Cephalopoda – squids, octopuses, cuttlefishes, and chambered nautilus

Question 5

Four classes of Arthropods and an example of each

Answer 5

Chelicerata-Spiders
Crustacea-Crabs
hexapoda-Insects
myriapoda-Centipedes

Question 6

Twelve body systems and the main function of each

Answer 6

Nervous, sensory, and endocrine systems-detect external stimuli and coordinate the body’s responses
Musculoskeletal system-Support and movement
Digestive, circulatory, respiratory, and urinary systems-Regulation and maintenance
Integumentary and immune systems -Defense
Reproduction- biological continuity of vertebrates

Question 7

Tissue types found in vertebrates, an example of each

Answer 7

muscular- 
        smooth(intestine) 
        skeletal(bicep) 
        cardiac(heart) 
nervous- Nerve
epithelial- Skin
connective-Ligaments

Question 8

coelomates

Answer 8

body cavity entirely within mesoderm