Fetal Pig Dissection Flashcards
Used for chewing, swallowing, and tasting
Tongue
Directs food to esophagus; divides nasal cavity and mouth
Hard Palate
Seals nasal cavity during swallowing
Soft Palate
Passageway for food and air
Pharynx
Openings of the nasal cavities into the mouth and pharynx
Internal Nares
Opens into the nasal cavity and allows inhalation and exhalation; used in smell; nostrils
External Nares
Voice box; vocal cords
Larynx
Moves food from throat to stomach
Esophagus
Closes off the breathing passage during swallowing; forms a continuous air tube from the nasal passage to the opening to the larynx during breathing
Epiglottis
Opening into the larynx; air from the nasal passages passes through here on the way to the lungs
Glottis
Channel for airflow through the nose
Nasal Passages
Windpipes
Trachea
Leads toward the stomach
Esophagus Opening
Toward the head
Anterior
Toward the tail
Posterior
Backside
Dorsal
Frontside
Ventral
Close to the midline
Medial
To one side
Lateral
Close to the trunk
Proximal
Out toward the end
Disrtal
Attaches the fetus to the placenta
Umbilical Cord
Carries blood to the fetus (from placenta)
Umbilical Vein
Carries the blood away from the fetus (to placenta)
Umbilical Arteries
Nipples; produce milk in females
Mammary Papillae
Only found in females; small flap of skin
Genital Papilla
Expel feces
Anus
The common opening for the urinary and reproductive systems
Urogenital Opening
Joins the stomach and esophagus
Cardiac Sphincter
Reabsorption of water from the small intestine
Large Intestine
Provides an exit from stomach into small intestine and prevent flowback
Pyloric Sphincter
Secretes many digestive enzymes
Small Intestine
Digestion of protein begins
Stomach
Helps expel feces
Rectum
Produces digestive juices; secretes insulin
Pancreas
First part of the small intestine
Duodenum
Secretes bile; processes digested food
Liver
Opens to expel feces
Anal Sphincter