CH. 1 Planes & Sections / Cavities & Membranes / Abdominal Quadrants

Question 1

Planes

Answer 1

• Sagittal
• Frontal / Coronal
• Transverse (horizontal)
• Oblique

Question 2

Sagittal Plane

Answer 2

– Median (Midsagittal): Separates into left and right sides
– Parasagittal: offset parallel section to the midline

Question 3

Frontal / Coronal Plane

Answer 3

Separates into anterior and posterior
sections

Question 4

Transverse Plane

Answer 4

(Horizontal)
Separates into superior and inferior
sections

Question 5

Oblique

Answer 5

Passes through at an angle between transverse plane and either sagittal or frontal plane

Question 6

Body Cavities

Answer 6

Dorsal body cavity
– Cranial cavity
– Vertebral cavity

Ventral body cavity
– Thoracic cavity: divided into three parts
▪ Two lateral parts, each containing a lung surrounded by a pleural cavity
▪ Mediastinum: contains the heart surrounded by the pericardial cavity

Ventral body cavity
– Abdominopelvic cavity: divided into two parts
▪ Abdominal cavity: contains the liver, stomach, kidneys, and other organs
▪ Pelvic cavity: contains the bladder, some reproductive organs, and rectum

Question 7

Dorsal Body Cavity

Answer 7

– Cranial cavity
– Vertebral cavity

Question 8

Ventral Body Cavity

Answer 8

• Thoracic cavity
• Abdominopelvic cavity: divided into two parts
  ▪ Abdominal cavity
  ▪ Pelvic cavity

Question 9

Cranial Cavity

Answer 9

Contains brain

Question 10

Vertebral Cavity

Answer 10

Contains spinal cord

Question 11

Thoracic Cavity

Answer 11

Contains the heart and lungs

Divided into three parts

▪ Two lateral parts, each containing a lung surrounded by a pleural cavity
▪ Mediastinum—contains the heart surrounded by the pericardial cavity

Question 12

Abdominal cavity

Answer 12

Contains digestive viscera; liver, stomach, kidneys, and other organs

Question 13

Pelvic Cavity

Answer 13

Contains the bladder, some reproductive organs, and rectum

Question 14

Serous Membranes

Answer 14

• Serous cavities: a slitlike space lined by a serous membrane
• Pleural cavities (for each lung)
• Pericardial cavity - cavity for heart
• Peritoneal cavity
• Mediastinum-
• Serous fluid

Question 15

Serous Cavities

Answer 15

A slitlike space lined by a serous membrane
– Visceral- lining organ – Parietal- lining cavity

Question 16

Pleural Cavities

Answer 16

(for each lung)
– Visceral pleura
– Parietal pleura

Question 17

Pericardial Cavity

Answer 17

Cavity for heart
– Visceral layer of the serous pericardium
– Parietal layer of the serous pericardium

Question 18

Peritoneal cavity

Answer 18

– Visceral peritoneum
– Parietal peritoneum

Question 19

Mediastinum

Answer 19

Contains heart, thymus gland,
esophagus, trachea.

Question 20

Serous Fluid

Answer 20

Produced by both layers of the serous membranes

Question 21

Abdominal Quadrants

Answer 21

Anatomists and clinicians use specialized regional terms to indicate a specific area of concern within the abdomen.

– Right upper and left upper quadrants
– Right lower and left lower quadrants

Question 22

Right Upper Quadrant

Answer 22

(RUQ)

• Liver
• Gallbladder

Question 23

Right Lower Quadrant

Answer 23

(RLQ)

• Ascending colon of large intestine
• Small Intestine
• Cecum
• Appendix

Question 24

Left Upper Quadrant

Answer 24

(LUQ)

• Diaphram
• Spleen
• Stomach
• Transverse colon of large intestine

Question 25

Left Lower Quadrant

Answer 25

(LLQ)

• Descending colon of large intestine
• Initial part of sigmoid colon
• Urinary bladder