CHORDATA Flashcards
(25 cards)
Replaces the notochord and is the primary support
Vertebra
Dorsal to the vertebrae column
Spinal cord
Folds of skin found in the embryo
Pharyngeal pouches
Another name for internal skeleton
Endoskeletin
Skulk and ribs
Axial skeleton
Part of the sjjeleton that includes limbs
Appendicular
Anterior bones to which limbs attach
Pectoral girdle
Posterior bones to which limbs attach
Pelvic girdle
All vertebrae have a heart with
2,3 or 4 chambers
Tiny vessels that connect the arteries
Capillaries
All vertebraes have what color blood and the pigment is called
Red and hemogoblin
Three main parts of alimentary canal
Esophagus stomach intestinal
Name two supplementary parts of the digestion canal
Liver gallbladder pancreas
External fertilization
Releases sperm onto them after the female lays them
Lays eggs outside body
Oviparous
Has live young nourished in womb
Viviparous
Has live offspring but not nourished by a placenta
Ovoviviparous
Olfactory
Receive impulse to smell
Cerebrum
Controls voluntary muscle movement
Cerebellum
Involuntary
Optic
Receives impulses from eyes
Medulla oblongata
Transports impulses to and from the spinal cord
Cold blooded
Can’t generate its body heat
Warm blooded
Can generate body heat