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Pig Practical
Bio
45
Biology
10th Grade
06/04/2012

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Term
Cranial Region
Definition
Head
Term
Caudal Region
Definition
Anus
Term
Anterior
Definition
Above/Upper Body area
Term
Posterior
Definition
Behind/ Lower body
Term
Dorsal
Definition
Towards spine
Term
Ventral
Definition
Belly Side
Term
Proximal
Definition
Basically parallel and near point of reference
Term
Distal
Definition
Basically parallel but far from point of reference
Term
Difference in male:
1.
2.
Definition
1. No urogenital Papilla
2. Urogenital tract opens near umbilical cord
Term
Female
1.
2.
Definition
1. Urogenital papilla
2. Both urogenital tract and digestive tract exit at anal region
Term
Hard Palate
Where?
What does it do?
Definition
Makes up anterior part of the roof of the mouth
Separates oral cavity from nasal cavities
Term
Soft Palate
Definition
Behind Hard Palate, really nothing important
Term
Pharynx
Esophagus
Trachea
Definition
Pharynx=Region with base of tongue and junction of:
Esophagus= Passageway for food
Trachea=Passageway for air
Term
Epiglottis
Where?
What does it do?
Definition
Small Flap of tissue at rear of pharynx
Covers the opening to the trachea to prevent food going to trachea
Term
Liver
Where?
What does it do?
Definition
Large, brown organ at anterior of cavity
Produces bile
Term
Stomach
Where?
Definition
Under the liver
Term
Duodenum
Definition
Above small intestine looks like stomach sort of
Term
Gall bladder
Definition
Under liver
Term
Diaphragm
Definition
A sheet-like muscle that separates the thoracic cavity from the abdominal cavity. The diaphragm serves a critical role in breathing.
Term
Esophagus
Definition
Connects oral cavity to stomach
Term
Pyloric Sphincter
Where?
What does it do?
Definition
The ring-like involuntary muscle that controls the movement of chyme from the stomach into the small intestine
Term
Spleen
Where?
What does it do?
Definition
Found along the left external margin of the stomach. It is an immune system organ that fights infection and also breaks down expired red blood cells.
Term
Rectum
Where?
What does it do?
Definition
The distal-most section of the large intestine and forms and stores feces.
Term
Pancreas
Where?
What does it do?
Definition
Bumpy thing under stomach
INSULIN
Term
Umbilical arteries
Definition
Red things attach to what seems like flaps
Term
Mesentery
Definition
Sets of thin, transparent sheets of tissue continuous with the peritoneum that suspend and support the visceral organs.
Term
Kidneys
Where?
What do they do?
Definition
Located in the abdomen, on either side of the midline, dorsal to the digestive organs and the peritoneum.
The kidney is the primary excretory organ, responsible for extracting nitrogenous wastes (e.g, urea)
Term
Ureters
Where?
What do they do?
Definition
Hollow like white tubes leaving kidneys, urine passes through here they connect to the urinary bladder
Term
Urethra
Where?
What does it do?
Definition
Where urine exits the bladder
Term
Thymus/Thymus gland
Where?
What does it do?
Definition
Found in the throat and the thoracic cavity.
In the young pig, the thymus is large because it is a critical in the development of the immune system. Later in life, the thymus decreases in size and becomes fairly unimportant.
Term
Pericardial Membrane
Definition
Protects Heart
Term
Coronary Artery
Definition
Runs on surface of heart
Term
Septum
Definition
Separates ventricles
Term
Thyroid
Definition
Term
The principle organs of the male reproductive system are the:
1.
2.
3.
Definition
Penis
Testis
Epididymis
Term
Epididymus
Where?
What does it do?
Definition
Delivers sperm to urethra and urogenital opening
White sacs right under teste
Term
Penis
Definition
Actually beneath skin but on flap thing is urethra and urogenital opening
Term
Testes
Definition
Tiny black things on very bottom of shlong
Term
The principle organs of the female reproductive system are the:
1.
2.
3.
Definition
Ovary
Oviduct
Uterus
Term
Vagina
Definition
Connects uterus to urogenital opening
Term
Ovaries
Where?
What do they do?
Definition
Two testicle looking things under flap, next to rectum
Contain all the developing eggs
Term
Oviduct/Fallopian tubes
1.
2.
Definition
Right above ovaries
Receives egg from ovary at ovulation
Term
Uterus
Where?
Does?
Definition
Slimy/Wormy thing under ovaries
Contain urine
Term
Nostrils, in a pig
Definition
Nares
Term
Esophagus
Where?
Does?
Definition
Left of trachea, normally dorsal to it
Tube carries food from the mouth to stomach
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