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Proboscis Proboscis stalk Collar Gill pores Branchial region Midventral ridge Trunk Anus
E DCM DBV SH LM VCM CCd CC BT T.S. collar of Sac. kowalevskii E N LM MG CON PCBD HV T.S. proboscis of Sac. otagoensis
T.S. posthepatic intestine Bal. australiensis T.S. collar of Sac. mereschkowskii E CC DBV PSH PBV LM N BT DNC DBV CG I LML VBV VNC
T.S. genital wings of Ptych. bahammensis G LS DBV DNC GW E GP LML I VBV VNC ANR PH BD AC EGV PS K CT T.S. through proboscis stalk of Balanoglossus clavigerus DLV
Hemichordate enteropneust key: ANR, anterior nerve ring AC, anterior extensions of collar coeloms (contain longitudinal muscles) BD, buccal diverticulum BT, buccal tube CC, collar coelom CCd, collar cord CG, ciliated groove CON, connective tissue CT, chondroid tissue DBV, dorsal blood vessel DCM, dorsal collar mesentery DLV, dorsal longitudinal vessel DNC, dorsal nerve cord E, epidermis EGV, efferent glomerular blood vessels G, gonad GP, gonopore GW, genital wing HV, heart vesicle I, intestine K, keel LM, longitudinal muscles LML, longitudinal muscle layer LS, lateral septum MG, middorsal groove PBV, peribuccal blood vessels PC, proboscis coelom PH, perihaemal cavities (contain longitudinal muscles) N, nervous layer PS, proboscis skeleton PSH, proboscis skeleton horns SH, skeletal horns VBV, ventral blood vessel VCM, ventral collar mesentery VNC, ventral nerve cord
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MOLLUSK PICTURE ID. A = _______________ B = _________________ C = _________________ stomach Digestive gland heart.
Integumentary system Protective covering Sensory input Temperature control ORGANS Cutaneous membrane Epidermis, dermis Hair folliclesHairs, sebaceous glands.
Pig Dissection. hael.Gregory/files/Bio%20102/Bio%20102 %20Laboratory/Fetal%20Pig/Fetal%20Pig. htm.
© 2012 Pearson Education, Inc. PowerPoint ® Lecture Slides Prepared by Patty Bostwick-Taylor, Florence-Darlington Technical College C H A P T E R 1 The.
1 The Human Body: An Orientation Part B. Anatomical Position Body erect, feet slightly apart, palms facing forward, thumbs point away from body Figure.
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BODY PLANES, DIRECTIONS, CAVITIES BODY PLANES LINE THROUGH THE BODY AT VARIOUS PARTS TO SEPARATE THE BODY INTO SECTIONS.
PELVIS II: FUNCTION TABOOS (THE VISCERA) Defecation Urination Ejaculation Conception.
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Chapter 13 Annelida: The Merametric Body Form. Phylum Annelida Segmented worms believed to have evolved in the sea where two-thirds still live Other one.
Molluscs & Annelids Zoology LS2014, Donald Winslow 3 March 2008, Following Hickman, et al., 2008 Ch. 16 (pp , ) Ch. 17 (pp )
1.Belong to phylum Mollusca which means “soft” in Latin. 2. They are soft-bodied animals that usually have an internal or external shell. 3. Includes snails,
Typical Spinal Nerve Sanjaya Adikari Department of Anatomy.
Arthropoda Tavia Sin and Kelly Chen The most successful of all animal phyla
PHYLUM CHORDATA Dorsal Notochord-long rod that supports the body- becomes the vertebrae in most. Dorsal Nerve cord-becomes the central nervous system.
Human Body Vocabulary Ch. 12, 4 th grade! By Ramona Aldridge.
Morphology General Zoology, 24 January 2011 Donald Winslow Readings from Hickman et al. 2011: Ch. 9 pp , ,
Gi Embryology 3. Midgut the midgut is suspended from the dorsal abdominal wall by a short mesentery and communicates with the yolk sac by way of the vitelline.
Embryology of GI Tract. General Outline of GI organ development GI organs develop mainly from: –Foregut ( which is supplied by celiac artery) –Midgut.
© Knox Academy Biology Department Knox Academy Biology Department Fish Dissection.
Architectural Pattern of an Animal Chapter 9. The Appearance of Major Body Plans The Cambrian explosion marks the earliest fossil appearance of all major.
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