body cavities Flashcards
the human organism can be divided into several portions, this one contains the head, neck & trunk
axial portion
This portion contains the upper and lower limbs
appendicular portion
Which cavities are contained within the axial portion?
cranial cavity, vertebral canal, thoracic cavity, & abdominopelvic cavity.
The organs contained within the thoracic and abdominopelvic cavities are called the ____
viscera
The broad, thin muscle separating the lower abdominopelvic cavity from the thoracic cavity
diaphragm
This region separates the thoracic cavity into two compartments, w which contain the right and left lungs
mediastinum
Which thoracic viscera are containing WITHIN the mediastinum?
the heart, esophagus, trachea, and thymus gland
What are the two portions f the abdominopelvic cavity?
upper abdominal portion and lower pelvic portion
Describe the abdominopelvic cavity
extends from the diaphragm to the floor of the pelvis; wall consists primarily of skin, skeletal muscles, and bones.
Which viscera are contained within the abdominal cavity?
stomach, liver, spleen, gallbladder, kidneys & most of the small and large intestines
The hip bones enclose the____
pelvic cavity
the pelvic cavity contains the ___
urinary bladder, terminal portion of the large intestine, and the internal reproductive organs
The organ cavity contains…
the teeth and tongue
Describe the nasal cavity.
located within nose and divided into high an left portions by nasal septum; contains several air-filled sinuses
What are the names of the two sinuses within the nasal cavity?
the frontal and sphenoidal sinuses
The orbital cavities include…
the eye and associated skeletal muscles and nerves
The middle ear cavities include…
the middle ear bones
the walls of the right and left thoracic compartments, which contain the lungs, are lined with which membrane?
the parietal pleura
which membrane covers the lungs?
the visceral pleura
what is the thin film of watery fluid separating the parietal and visceral pleural membranes?
serous fluid, which these membranes secrete
the space between the membranes is called the _____ cavity
pleural
The ____ membrane surrounds the heart
pericardial
which membrane covers the heart surface
visceral pericardium
The ____ ____ is the potential space between the parietal pericardium and the visceral pericardium
pericardial cavity
What are the lining membranes in the abdominopelvic cavity?
the peritoneal membranes
Which membrane lines the walls of the abdominopelvic cavity?
the parietal peritoneum
What membrane covers each organ in the abdominal cavity?
a visceral peritoneum
What is the potential space called between the two abdominal membranes called?
the peritoneal cavity
which organs occupy the cranial cavity? the vertebral canal?
skull/brain; spinal cord within the vertebrae
name the cavities of the head.
orbital, oral, nasal, and middle ear
