1. Sea Lamprey Dissection
Petromyzon marinus

2. MAJOR duties of various TEAM Members!!
Head Dissector
acquire tray & specimen; prep for specimen dissection
incisions with direction after conferring with team members
identification & tagging of required structures
assist with clean up of table and materials (cadaver & tissue disposal)
Assistant Dissector
assist with prep & organization of tags/labels
assist with determining incision locations
“hand off” of required tools from the dissecting kit
assist with reading of lab procedures & specific organ system directions

3. MAJOR duties of various TEAM Members!!
Reader
read lab procedures & specific organ system directions
keep field guide, lab papers, computer and table dry & clean
assist with reading of lab procedures & specific organ system directions
assist with clean up of table and materials (soap, rinse, & thorough drying of tray & table - including sink)
Clean Up
assist with prep & organization of tags/labels
assist with clean up of table and materials (soap, rinse, & thorough drying of dissecting kit instruments)

4. External Anatomy of the Lamprey
CHECKPOINT #1 – External Anatomy

5. External Anatomy

6. Internal Anatomy of the Lamprey
CHECKPOINT #2 – Internal Anatomy

7. Internal Anatomy

10. Internal Anatomy

11. Gonads

14. ad - anterior dorsal cartilage an - annular cartilage
au – auricle bd – bile duct
bp’ - basal plate br – brain
cd - cardinal vein d.ao - dorsal aorta
dm - dorsal muscles ea - external gill aperture
ft - fibrous tissue gr - groove canal
hp - basal plate to fontanelle hv - hepatic vein
I – integument i.ju - inferior jugular vein
int – intestine ju – jugular
lg - lingual cartilage lr – liver
m - buccal cavity mv - median ventral cartilage
my - spinal cord na - olfactory sac
na‘ - pituitary pouch na'‘ - nasal aperture
na.c - nasal capsule nc – notochord
n.ca - spinal canal oc - cranial roof
oes – gullet o.f - buccal funnel
ov – ovary pc – pericardium
pd - posterior dorsal cartilage pmt - protractor muscle of tongue
rmt - retractor of tongue rt - respiratory tube
ss - lymph sinus sv - sinus venosus
t – tongue v – ventricle
v.ao - ventral aorta vl – velum
vm - ventral muscles

15. CHECKPOINT #3 – CLEAN UP!!