Body Cavities and Planes Flashcards
What are the two main purposes of body cavities?
To protect organs
Allow organs to change and expand
The dorsal cavity consist of what two cavities?
Cranial
Spinal
The cranial cavity is formed by the ______ to protect the ______.
skull; brain
The spinal cavity is formed by the _______ to protect the _______ _____.
vertebrae; spinal cord
The ________ is a 3 layer membrane that lines the cranial and spinal cavity to protect them.
meninges
The ventral cavity consists of what 3 cavities?
Thoracic
Abdominal
Pelvic
The thoracic cavity consists of the L&R _______ cavities and the __________ cavity. These are separated by the ________
Pleural; pericardial; mediastinum
The thoracic cavity and the abdominal cavity are separated by the ________.
Diaphragm
The abdominal cavity is made up of organs such as the ________, _______, _______, and small/large intestines.
Stomach
Liver
Spleen
The abdominal cavity and the pelvic cavity are enclosed by the __________, the serous membrane.
peritoneum
The pelvic cavity houses the ______ and infernal __________ organs.
bladder; reproductive organs
Anatomical position is the standing position with palms _____ and arms at the ______.
up; sides
When referring to left and right, it is of the _______ not the _________.
Patient; observer
When looking at something from an anterior point of view, you would be looking at the ______ of the body.
front
When looking at the body from a posterior point of view, you would be looking at the ______ of the body.
posterior
If something is superior than something else, it is ______ or towards the ______.
above; head
If something is inferior, it is ______ or towards the _______.
below; feet
Proximal and distal are 2 terms only used to describe 2 points on the _______ _______.
same limb
If something is proximal on an arm or leg, it is ________ to where the arm or leg inserts into the body.
closer
In relation to something else, if something is distal to something on the arm or the leg, you would say that it is ______ away from where it inserts into the body.
further
Medial is ________ to the midline, while lateral is _______ away from the midline of the body.
Medial; lateral
Which plane is a lengthwise cut, dividing the body into left and right portions?
Sagittal plane
If a sagittal line is not directly down the midline of the body, it is said to be ______- _______.
para- sagittal
A ________ plane divides the body into anterior and posterior. You would be looking at somebody from the side, splitting them in half.
frontal
A ________ plane is a horizontal cut, cutting the body into a top half and a lower half.
transverse
An _______ plane passes through at an angle, cutting in a diagonal section.
oblique
Anatomical planes are useful for observing _________ structures.
internal
