Lab 1 Notes

Question 1

Median sagittal plane

Answer 1

divides body into two identical halves

Question 2

Frontal Plane

Answer 2

at right angles to the sagittal plane and parallel to the dorsal and ventral surfaces

Question 3

Transverse plane

Answer 3

right angles to both the sagittal and frontal planes, the ‘cut’ faces dorsal-ventral

Question 4

pig gestation period

Answer 4

3 months 3 weeks and 3 days

Question 5

number of offspring in a pig litter

Answer 5

7-12

Question 6

epitrichium

Answer 6

layer of embryonic skin, lost as hair develops

Question 7

mammary papillae are

Answer 7

nipples/teats

Question 8

umbilical cord blood vessels:

Answer 8

one umbilical vein, and two smaller umbilical arteries

Question 9

the numbered digits functional in the pig

Answer 9

third and fourth

Question 10

umbilical vein runs from the…

Answer 10

umbilical cord to the liver

Question 11

abdominal cavity

Answer 11

holds viscera

Question 12

thoracic cavity

Answer 12

aka pleurapericardial cavity, housing lungs and heart

Question 13

pericardial

Answer 13

cavity containing heart

Question 14

pleural

Answer 14

contains lungs

Question 15

three parts of the small intestine

Answer 15

duodenum, jejunum, and ileum

Question 16

pancreas lies between

Answer 16

the curve of the stomach and the duodenum, and connects to the duodenum

Question 17

sections of large intestine

Answer 17

spiral colon for the majority, ending in the rectum

Question 18

Apex of the heart, aka the

Answer 18

Left Ventricle

Question 19

first branches of the dorsal aorta are the

Answer 19

right and left coronary arteries

Question 20

hepatic portal vein drains…

Answer 20

from the liver to the posterior vena ceva

Question 21

six major systems of the animal body

Answer 21

digestive, circulatory, respiratory, nervous system, urinary system, and reproductive system

Question 22

dissection vs vivisecton

Answer 22

dissection=examination of dead body; vivisection uses a living body

Question 23

average weight of baby pig

Answer 23

3.72 pounds

Question 24

average weight of human baby

Answer 24

7.5 pounds

Question 25

average weight of baby calf

Answer 25

70 to 100 pounds