Table of Contents
What refers to the wall of a body cavity?
The parietal layers of the membranes line the walls of the body cavity (pariet- refers to a cavity wall). The visceral layer of the membrane covers the organs (the viscera). Between the parietal and visceral layers is a very thin, fluid-filled serous space, or cavity (Figure 6).
What does body cavity mean in medical terms?
Any space in the body that does not freely communicate with the outside. Body cavities are covered with specialised lining cells—e.g., mesothelial cells in the pericardium, peritoneum and pleura.
What is an example of a body cavity?
Body Cavity Definition A body cavity is a space created in an organism which houses organs. An example of a body cavity in humans would be the cranial cavity, which houses the brain. A coelom is a special type of body cavity derived from the mesoderm, or middle layer of germ cells present in an embryo.
What medical term means pertaining to the outer wall of a cavity?
parietal. pertaining to the outer wall of the body cavity.
What is the cranial cavity?
The cranial cavity, or intracranial space, is the space formed inside the skull. The brain occupies the cranial cavity, which is lined by the meninges and which contains cerebrospinal fluid to cushion blows.
What is in each body cavity?
Human body cavities
| Human body cavities and membranes | ||
|---|---|---|
| Name of cavity | Principal contents | |
| Dorsal body cavity | Vertebral canal | Spinal cord |
| Ventral body cavity | Thoracic cavity | Heart, Lungs |
| Abdominopelvic cavity | Digestive organs, spleen, kidneys |
Which of the following terms means one of the cavities in the human body?
The thoracic or chest cavity contains the esophagus, trachea, lungs, heart, and aorta. This cavity can be divided into two smaller areas. The pleural cavity surrounds the lungs. (Each pleural cavity is lined with a membrane called pleura….Medical Terminology for Cavities of the Body.
| Root | Cyt/o |
|---|---|
| What It Means | Cell |
| Example Term | Cytology |
| What It Means | Study of cells |
What separates the ventral cavity?
The ventral cavity has anterior and posterior portions divided by the diaphragm, a sheet of skeletal muscle found beneath the lungs.
What are the main cavities of the body?
The cavities, or spaces, of the body contain the internal organs, or viscera. The two main cavities are called the ventral and dorsal cavities. The ventral is the larger cavity and is subdivided into two parts (thoracic and abdominopelvic cavities) by the diaphragm, a dome-shaped respiratory muscle.
Where is the anterior body cavity?
The ventral cavity is at the anterior, or front, of the trunk. Organs contained within this body cavity include the lungs, heart, stomach, intestines, and reproductive organs.
What is posterior in medical terms?
Posterior is often used as a technical term in biology and medicine to refer to the back side of things, and is the opposite of anterior, which refers to the front side. When used as a noun, posterior simply means “buttocks”.