Cephalochordata - Study guides, Class notes & Summaries

What do organisms in the phylum Chordata vary from? correct answers From small worm like animals to humans. All members of the phylum Chordata have what characteristics in common? correct answers A notochord(flexible supporting rod), a dorsal, hollow nerve cord, pharyngeal gill slits, and a post-anal tail. How how are these characteristics presented? correct answers These characteristics may not be obvious, or they may even be absent in some stages of the life history, but all are present ...

All chordates must have these structures at some time in their development correct answers notochord, dorsal tubular nerve cord, pharyngeal pouches or slits, and post-anal tail notochord correct answers a stiff, but flexible rod of connective tissue extending lengthwise and dorsal to the digestive tract; is an axis for muscle attachment; in higher vertebrates it is converted in the adult to the vertebral column dorsal tubular nerve cor correct answers anterior end becomes brain, the rest i...

Tunicates (sea squirts) belong to the subphylum: a. Chordata b. Mammalia c. Craniata d. Urochordata e. Cephalochordata - D) Tunicates belong to the subphylum Urochordata Lymphatic vessels are very similar in form and function to which of the following? a. Arteries b. Capillaries c. Veins d. Bowman's Capsules e. Bronchioles - C) Lymphatic vessels are very similar in form and function to veins Which of the following cell types is responsible for rapidly initiating a secondary immu...

BIO 242 Exam 3 Practice Questions and Answers Latest 2024/2025 (Graded A+) The interstitial fluids of humans have essentially the same composition of water and dissolved materials as: Lymph 2. The blood found in the pulmonary vein of a mammal is: oxygenated 3. Acquiring immunity from a primary immune response to an initial infection is an example of: naturally acquired active immunity 4. On a windy day, the wind carries off additional heat energy from a dog, compared to the heat energ...

5 characteristics of Chordates correct answers 1. Notochord 2. Dorsal Tubular Nerve Cord 3. Pharyngeal gill slits 4. Post-Anal Tail 5. Endostyle/thyroid gland Stylophora correct answers fossil group of echinodermata that has pharyngeal slits Hemichordata correct answers phylum that includes acorn worms and perobranchs Acorn Worms correct answers marine intertidal zone inhabitants and have a proboscis, collar and trunk Perobranchs correct answers marine and sessile. feel with lophopho...

Middle School Science Bowl Study Guide skeleton - answerthe internal supporting structure that gives an artifact its shape vertebrae - answerbackbone (26 bones) joint - answerthe point of connection between two bones ligaments - answertissue that connects bone to bone compact bone - answerHard, dense bone tissue that is beneath the outer membrane of a bone. spongy bone - answerpart of bone with many small pores or spaces marrow - answerconnective tissue that fills the cavities of bones c...

CVA Exam 1 (2022 Answered) Graded A+ 5 chordate synapomorphies 1. pharyngeal wall with bilaterally symmetrical pharyngeal pouches and pharyngeal slits 2. Mid-dorsal hollow nerve cord (in humans:spinal cord) 3. a single, mid-dorsal supportive rod, the notochord (in humans:intervertebral discs) 4. a muscular postanal tail at some stage in life (in human: coccyx) 5. endostyle (precursor to thyroid) or thyroid gland characters found in some inverts or absent in some chordates 1. segmented ...

All chordates must have these structures at some time in their development correct answers notochord, dorsal tubular nerve cord, pharyngeal pouches or slits, and post-anal tail notochord correct answers a stiff, but flexible rod of connective tissue extending lengthwise and dorsal to the digestive tract; is an axis for muscle attachment; in higher vertebrates it is converted in the adult to the vertebral column dorsal tubular nerve cor correct answers anterior end becomes brain, the rest i...

Tunicates (sea squirts) belong to the subphylum: a. Chordata b. Mammalia c. Craniata d. Urochordata e. Cephalochordata - D) Tunicates belong to the subphylum Urochordata Lymphatic vessels are very similar in form and function to which of the following? a. Arteries b. Capillaries c. Veins d. Bowman's Capsules e. Bronchioles - C) Lymphatic vessels are very similar in form and function to veins Which of the following cell types is responsible for rapidly initiating a secondary immu...

The interstitial fluids of humans have essentially the same composition of water and dissolved materials as: Lymph 2. The blood found in the pulmonary vein of a mammal is: oxygenated 3. Acquiring immunity from a primary immune response to an initial infection is an example of: naturally acquired active immunity 4. On a windy day, the wind carries off additional heat energy from a dog, compared to the heat energy lost on a still day. Which method of heat loss/gain is primarily respon...