Fetal Pig Lab Notes

1. toward the head end2. toward the hind end (butt)3. toward the belly4. toward the back

1. under tail2. urogenital opening posterior (under) umbilical cord3. urogenital opening just anterior to the anus

The space in the mouth that contains the tongue and the teeth

-Dorsal to the oral cavity-Contains 3 openings: -glottis: opening through which air passes on its way to the trachea (windpipe) and to the lungs *epiglottis covers the glottis -opening to the esophagus: a portion of the digestive tract that leads through the neck and thorax to the stomach -nasopharynx: leads to the nasal passages

1. ridged roof of the mouth that separates the oral cavity from the nasal passages 2. is a smooth region posterior to the hard palate3. hangs down into the throat in humans

1. part of the lymphatic system; certain white blood cells called T cells (for thymus) lymphocytes mature in the thymus gland and help fight diseases2. the voice-box, 3. the windpipe4. a portion of the digestive tract that leads to the stomach

-Secretes hormones that travel in the blood and act upon other body cells-The hormones (ex. thyroxine) regulate the rate at which the metabolism occurs in cells

-separates the abdominal and thoracic cavities

-pathway of the respiratory system-Organs in thoracic cavity: -heart, lungs, trachea, esophagus, thymus gland, etc.(Refer to digram of respiratory system)

-Holds the bulk of the viscera and which is located below (or inferior to) the thoracic cavity and above the pelvic cavity-Organs in the abdominal cavity include the major organs of the digestive system: -stomach, liver, gallbladder, spleen, pancreas, small intestine, large intestine, and kidneys