Lab 1 Notes Flashcards
Median sagittal plane
divides body into two identical halves
Frontal Plane
at right angles to the sagittal plane and parallel to the dorsal and ventral surfaces
Transverse plane
right angles to both the sagittal and frontal planes, the ‘cut’ faces dorsal-ventral
pig gestation period
3 months 3 weeks and 3 days
number of offspring in a pig litter
7-12
epitrichium
layer of embryonic skin, lost as hair develops
mammary papillae are
nipples/teats
umbilical cord blood vessels:
one umbilical vein, and two smaller umbilical arteries
the numbered digits functional in the pig
third and fourth
umbilical vein runs from the…
umbilical cord to the liver
abdominal cavity
holds viscera
thoracic cavity
aka pleurapericardial cavity, housing lungs and heart
pericardial
cavity containing heart
pleural
contains lungs
three parts of the small intestine
duodenum, jejunum, and ileum
pancreas lies between
the curve of the stomach and the duodenum, and connects to the duodenum
sections of large intestine
spiral colon for the majority, ending in the rectum
Apex of the heart, aka the
Left Ventricle
first branches of the dorsal aorta are the
right and left coronary arteries
hepatic portal vein drains…
from the liver to the posterior vena ceva
six major systems of the animal body
digestive, circulatory, respiratory, nervous system, urinary system, and reproductive system
dissection vs vivisecton
dissection=examination of dead body; vivisection uses a living body
average weight of baby pig
3.72 pounds
average weight of human baby
7.5 pounds
average weight of baby calf
70 to 100 pounds
