Unit 2 I Flashcards
All vertebrates share the following basic features (6)
Tube-within-a-tube body plan, Bilateral symmetry, Dorsal hollow nerve cord, Notochord and vertebrae, Segmentation, Pharyngeal pouches
the throat region of the digestive and respiratory tube
pharynx
dorsal body cavity is divided into (2)
cranial cavity and vertebral cavity
ventral body cavity is divided into (2)
thoracic cavity, abdominopelvic cavity
the lungs, heart, intestines, and kidneys can all be called ______ organs
visceral or viscera
the thoracic and abdominal cavities are separated from each other by the
diaphragm
a part of the thoracic cavity, this is a thin cavity that lies in between the lung and intercostal muscle
pleural cavity
a part of the thoracic cavity, this contains the heart and its vessels, the esophagus, thymus, and lymph nodes of the central chest
mediastinum
space between the parietal and visceral layers of the pericardium. Contains a small amount of serous fluid
pericardial cavity
the abdominopelvic cavity is divided into two parts
abdominal cavity and pelvic cavity
contains the liver, kidneys, stomach and other organs
abdominal cavity
contains the bladder, some reproductive organs, and the rectum
pelvic cavity
space between the parietal and visceral layers of peritoneum. contains a small amount of serous fluid
peritoneal cavity
moist, slippery membrane that lines internal body cavities and covers visceral organs within these cavities
serous membrane
serous model going inwards
parietal serosa, serous cavity, visceral serosa
