Fetal Pig Dissection
Image Sets
*All Structures must be CLEARLY identified by pins or
by power point arrows placed in the images.
(Group grade given-All members get the same grade)
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External Features to ID (Unit 1)
Image Set #1
Nares
Eyes & Nicitating membrane
Tongue
Pinnae
Thorax
Trunk
Umbilical cord
Teats
Urogenital opening
Scrotum (male) or Genital papilla (female)-Pg. 9
Anus
Measure length to estimate age of pig (use string and
measure from the tip of the nose to the base of the tail)
****Use table on pg. 7 to estimate age.
Muscle ID (Three lists)
Image Set #2
I. Lateral View Neck, Shoulder, and Upper Arm (See pg. 20)
Triceps
Deltoids
Trapezius
Masseter
Extensor carpi ulnaris
Brachioradialis
Extensor digitorum lateralis
Extensor digitorum communis
II. List of Muscles – Ventral View (Pg. 21)
Sternohyoid
Brachiocephalic
Latissimus Dorsi
Pectoralis Major
Pectoralis minor
Serratus ventralis
III. List of Muscles – Lateral View (See Pg. 22)
Biceps Femoris
Gluteus maximus
Gluteus medius (medialis)
External Oblique
Semitendinosis
Exploration of the Neck
Image Set #3
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Sternohyoid Muscle
Larynx
Thyroid gland
Thymus gland
Trachea
Jugular vein
Carotid artery
Exploration of the Thoracic Cavity
Image Set #4
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Lungs (7 lobes)-Label Left & Right Side
Diaphragm
Heart
Pericardium
Apex
Coronary artery & vein
Aortic arch
Atrium
Ventricles
Pulmonary vessels (arteries & veins)
Septum
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Image Set #5 - Structures of the Digestive System
Hard palate
Soft palate
Epiglottis
Esophagus
Liver (be able to name the 4 lobes)
Stomach (be able to identify cardiac region & pyloric region)
Spleen
Gall Bladder
Mesenteric Arteries
Pancreas
Small intestine (Duodenum, Jejunum, & Ileum)
Large intestine segments (A, T, D, Sigmoid)
Cecum/Spiral colon (Fig.22 on p.35)
*Isolate the small & Large intestines
*Measure the length of the digestive tract (Stomach to the anus)
Image Set #6 Further Exploration of Circulatory System
• Locate & Identify the following Vessels:
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Carotid Arteries, Jugular Veins (already done in image se #3)
Subclavian artery (branches off the aortic arch)
Brachial artery (upper extremities)
Abdominal Aorta & Vena Cava (inferior)
Iliac artery
Femoral artery (lower Extremities)
Mesenteric Arteries & Veins
Portal Vein
**Know where these blood vessels can be found:
-Gastric
-Tibial
-Hepatic
-Radial
-Pulmonary
-Caudal
Urinary & Reproductive Systems
(Image Set #7)
• Kidney (cross section of left kidney)
– Renal cortex (outer layer)
– Renal medulla &
– Renal pelvis (inner layer)
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Adrenal gland
Ureter
Urinary Bladder
Renal artery & renal vein
• Female (uterine horns & ovary)
• Male (vas deferens & testes)
***Review the diagrams for the brain (pgs. 50 & 51)