Anatomical Planes & Body Cavities Quiz Questions And Answers

Explanation
The transverse plane is the plane that divides the body into superior (upper) and inferior (lower) portions. This plane is perpendicular to the sagittal and frontal planes, and it runs horizontally across the body. It separates the body into two distinct sections, allowing for the examination and analysis of structures and organs in the upper and lower regions of the body.

Explanation
The sagittal plane is a vertical plane that divides the body into right and left halves. This plane runs from front to back and is perpendicular to the ground. It allows for the visualization of structures such as the brain, spinal cord, and internal organs in a side view. The other options are not correct because the transverse plane divides the body into upper and lower halves, the coronal plane divides the body into front and back halves, the oblique plane is at an angle, and the para-sagittal plane is parallel to the sagittal plane.

Explanation
The mediastinum is a space located in the thoracic cavity. It is a central compartment that separates the lungs into two halves and contains vital structures such as the heart, major blood vessels, esophagus, trachea, and thymus gland. Therefore, the correct answer is "Thoracic" as the mediastinum is specifically found within this cavity.

Explanation
The abdominopelvic cavity is located below or beneath the diaphragm, making it inferior to the diaphragm.

Explanation
The cranial cavity contains the brain, not any of the options listed. The cranial cavity is a hollow space within the skull that protects and houses the brain. The spinal cord is located within the spinal canal, not the cranial cavity. The liver, uterus, and kidneys are located in the abdominal cavity, not the cranial cavity. Therefore, the correct answer is "None of the above."

Explanation
The midsagittal plane is the only plane that can divide the body into equal halves. This plane passes through the midline of the body, dividing it into left and right halves. The frontal (coronal) plane divides the body into front and back halves, the oblique plane cuts the body at an angle, and the transverse plane divides the body into upper and lower halves. Only the midsagittal plane provides an equal division of the body.

Explanation
The diaphragm is NOT found in the mediastinum. The mediastinum is the central region of the chest, located between the lungs. It contains various structures such as the heart, esophagus, thymus gland, and trachea. However, the diaphragm is a dome-shaped muscle that separates the chest cavity from the abdominal cavity and is located below the mediastinum.

Explanation
The correct answer is thorax. The thorax is the cavity surrounded by the rib cage and bounded inferiorly by the diaphragm. It contains vital organs such as the heart, lungs, and major blood vessels. The mediastinum is a specific region within the thorax that contains the heart, great vessels, and other structures. The pericardial cavity is a small space within the mediastinum that surrounds the heart. The abdomen and pelvic cavity are located below the thorax, in the abdominal and pelvic regions of the body.

Explanation
The correct answer is mediastinum. The mediastinum is a partition that separates the lungs in the thoracic cavity. It is located in the middle of the chest, between the two pleural cavities. It contains important structures such as the heart, major blood vessels, esophagus, trachea, and lymph nodes. The mediastinum provides support and protection to these vital organs while allowing them to function properly.

Explanation
The coronal plane is a vertical plane that divides the body into anterior (front) and posterior (back) portions. It is also known as the frontal plane. This plane is perpendicular to the sagittal and transverse planes, dividing the body into front and back halves. The coronal plane is commonly used in medical imaging and anatomical studies to visualize structures from a front-to-back perspective.