Unit 1.5 Body regions and regional terms

Play an AI-generated podcast conversation about this lesson

What are the five regions of the body?

Head, neck, trunk/torso, upper limb/upper extremity, lower limb/lower extremity

It is an imaginary flat surface that separates two portions of the body or an organ.

Plane

It is a vertical plane that divides the body into right and left sides

Sagittal section

It is cut into two equal parts

Midsagittal Signup and view all the answers

It is off the center from the midline

Parasagittal Signup and view all the answers

It is a coronal plane or frontal plane; a cut made along the body that divides it into anterior and posterior parts

Frontal section Signup and view all the answers

It is a horizontal plane; is a cut made along the body that divides it into superior and inferior parts

Transverse section Signup and view all the answers

It is a plane of a long axis of an organ

Longitudinal section Signup and view all the answers

It is a plane perpendicular to the long axis of an organ

Cross section Signup and view all the answers

It is a diagonal plane

Oblique section Signup and view all the answers

These are spaces within the body that contain, protect, separate and support internal organs.

Cavities Signup and view all the answers

It contains the central nervous system, and consists of cranial cavity and vertebral/ spinal cavity.

Dorsal cavity Signup and view all the answers

No wall or boundaries separates its subdivisions

Dorsal cavity Signup and view all the answers

It is formed by cranial bones; contains brain

Cranial cavity Signup and view all the answers

It is formed by vertebral column/ back bones; contains spinal cord and beginnings of spinal nerves.

Vertebral or spinal cavity Signup and view all the answers

What are the two main types of body cavities?

Dorsal cavity and ventral cavity Signup and view all the answers

It contains thoracic cavity and abdominopelvic cavity which are both separated by the diaphragm

Ventral cavity Signup and view all the answers

Organs inside the ventral cavities are called _____

Viscera Signup and view all the answers

It is a chest cavity; contains two smaller cavities the pericardial that surrounds the heart and pleural cavity which surrounds the lungs.

Thoracic cavity Signup and view all the answers

Thoracic cavity is a chest cavity; contains two smaller cavities the that surrounds the heart and cavity which surrounds the lungs.

Pericardial and pleural Signup and view all the answers

It is the largest division of the abdominopelvic cavity; contains the stomach, spleen, liver, gallbladder, small and large intestines.

Abdominal Signup and view all the answers

It is located inferior to abdominal cavity; contains the urinary bladder, portions of the large intestines, and internal organs of the reproductive system

Pelvic cavity Signup and view all the answers

The abdomen is divided into 9 regions of two transverse planes and two sagittal planes.

Right hypochondrium, epigastric region, left hypochondrium, right lumbar, umbilical region, left lumbar, right iliac region, hypogastrium, left iliac region Signup and view all the answers

The abdomen is divided into four quadrants by a transverse plane and a midsagittal plane that cross at the umbilicus

Right upper quadrant, left upper quadrant, right lower quadrant, left lower quadrant Signup and view all the answers

What are the organs located at the right upper quadrant?

Liver, stomach, gallbladder, duodenum, right kidney, pancreas, transverse colon, right adrenal gland Signup and view all the answers

What are the organs located at the left upper quadrant?

Liver, left adrenal gland, stomach, left kidney, pancreas, spleen, transverse colon, small intestine Signup and view all the answers

What are the organs located at the right lower quadrant?

Small intestine, large intestine, cecum, appendix, right ureter, right reproductive organs; ovary, fallopian tube, spermatic cord Signup and view all the answers

What are the organs located at the left lower quadrant?

Small intestine, large intestine, left ureter, left reproductive organs; fallopian tube, ovary, spermatic cord, sigmoid colon Signup and view all the answers

What are the organs located at the right hypochondriac region?

Liver, right kidney, gallbladder, large/small intestine Signup and view all the answers

What are the organs located at the left hypochondriac region?

Liver's tip, stomach, pancreas, left kidney, spleen, large/small intestine Signup and view all the answers

What are the organs located at the right lumbar region region?

Ascending colon, small intestine, right kidney Signup and view all the answers

What are the organs located at the right iliac region?

Appendix, cecum, ascending colon, small intestine Signup and view all the answers

What are the organs located at the left lumbar region?

Descending colon, small intestine, left kidney Signup and view all the answers

What are the organs located at the left iliac region?

Sigmoid colon, descending colon and small intestine Signup and view all the answers

What are the organs located at the epigastric region?

Liver, stomach, spleen, duodenum, adrenal glands, pancreas Signup and view all the answers

What are the organs located at the umbilical region?

Duodenum, small intestine, transverse colon Signup and view all the answers

What are the organs located at the hypogastric region?

Bladder, sigmoid colon, small intestine and reproductive organs Signup and view all the answers

What are the five regions of the body?

Head, neck, trunk/torso, upper limb/upper extremity, lower limb/lower extremity

What is a plane?

An imaginary flat surface that separates two portions of the body or an organ.