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Zoology > Sub phylum Vertebrata + Agnatha > Flashcards

Sub phylum Vertebrata + Agnatha Flashcards

1
Q

(Craniata) Notochord provides a…

A

Point of attachment for muscles

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2
Q

(Craniata) Pharyngeal slits are no longer for…

A

Filter feeding

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3
Q

(Craniata) Endostyle or _______ gland

A

Thyroid

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4
Q

(Craniata) The outer epidermis is made of…

A

Stratified epithelium

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5
Q

(Craniata) The inner dermis is made of ______ tissues, ______, which makes it ________.

A

Connective, collagen, stronger

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6
Q

(Craniata) Modifications include: glands (______ and _____) scales, feathers, hair, horns and claws (all of the protein is _______)

A

Oil, sweat, keratin

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7
Q

(Craniata) The ______ replaces the notochord except in _______.

A

Vertebral column, hagfish

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8
Q

(Craniata) Skeleton of the head is the _______ & bones of the _______.

A

Cranium, pharyngeal slits

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9
Q

(Craniata) Muscles of the _______ pump water across gills to support a higher rate of _______ and more active ______.

A

Pharynx, metabolism, feeding style

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10
Q

(Craniata) _________ now improve the amount of food that can be moved through the DV tract.

A

Muscular walls

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11
Q

(Craniata) Development of accessory organs like ______ (stores glucose & fats, detox blood) and ______ (makes digestive enzymes and hormones to regulate blood sugar).

A

Liver, pancreas

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12
Q

(Craniata) ______ chambers in heart; ______ vascular system.

A

Multiple, closed

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13
Q

(Craniata) Blood with _____ (RBC’s) and ______ (carries O2)

A

Erythrocytes, hemoglobin

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14
Q

(Craniata) Some separation between _______ (oxygenated to the body) and ________ (deoxygenated blood to lungs/gills)

A

Systemic, pulmonary

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15
Q

(Craniata) Excretory System now with paired _________ (highly specialized filtration tubes wrapped in capillaries) w/ _______ for waste removal and water regulation

A

Glomerular kidneys, separate regions

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16
Q

(Craniata) Tripartite brain with 3 parts…

A

Forebrain, midbrain, hindbrain

17
Q

(Craniata) ______ nerves (sensory) & ______ nerves (to muscle blocks)

A

Cranial, spinal

18
Q

(Craniata) Epidermal placodes which give rise to…

A

Paired sense organs

19
Q

(Craniata) Lateral lines sense _____ in water & ______ detect prey.

A

Vibrations, electrical receptors

20
Q

(Craniata) Neural crest is made of cells from the _______ that produce the ______ of the cranium and neck, _______, some of the __________ and _________.

A

Ectoderm, bones, teeth, cranial nerves, endocrine glands

21
Q

(Craniata) Paired Appendages including ________ (shoulders/hips) that support the _______ of the appendicular skeleton.

A

Limb girdles, bones

22
Q

(Agnatha) Possess ______ vertebrate surrounding dorsal, hollow nerve cord leading to a _______ with a _______ inside a brain case (cranium) and with __________.

A

bony or cartilaginous, distinct head end, complex brain, specialized sense organs

23
Q

(Agnatha) Includes…

A

Lampreys and hagfish

24
Q

(Agnatha) No _______ or…

A

True jaws, paired appendages

25
Q

(Agnatha) _______ larvae.

A

Ammocete

26
Q

(Early Vertebrates) Ostracoderms: _______ (bone embedded in ______) _______ fish w/ muscle blocks, hearts & bony skulls

A

Armored, dermis, jawless

27
Q

(Early Vertebrates) Osteostracans: First to have ______ & to ______ their bodies in the water; braincase fossils show _______.

A

Paired fins, stablize, complex nervous systems

28
Q

(Gnathostomata) Includes ________, ________, ________, and ________.

A

Chondrichthyes, osteichthyes, actinopterygii, sarcopterygii

29
Q

(Gnathostomata) Chondrichthyes are _______ fish.

A

Cartilaginous

30
Q

(Gnathostomata) Osteichthyes are the ______ fish.

A

Bony

31
Q

(Gnathostomata) Actinopterygii are the _______ fish.

A

Ray finned

32
Q

(Gnathostomata) Sarcopterygii are the _______ fish.

A

Lobe finned

33
Q

Jaws are the result of…

A

Gill bars or arches

Zoology (16 decks)

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