Lecture 1 - Thoracic and Abdominal Cavity Membranes

Question 1

A thin, slippery ______ _______ covers the viscera within the thoracic and abdominal cavities and also lines the walls of the thorax and abdomen.

Answer 1

serous membrane

Question 2

Part so the serous membrane are the ______ _______ which lines the walls of the cavities and _______ _______ which covers and adheres to the viscera within the cavities.

Answer 2

parietal layer ; visceral layer

Question 3

______ _______ between the two layers reduces friction and allows the viscera to slide somewhat during movements.

Answer 3

Serous fluid

Question 4

The serous membranes include…

Answer 4

the pleura, pericardium, and peritoneum

Question 5

The _____ ______ membrane surrounds the lungs, with the visceral pleura clinging to the surface of the lungs and the parietal pleura lining the chest wall.

Answer 5

pleural membrane

Question 6

The serous membrane of the pericardial cavity is the ______, with visceral pericardium covering the surface of the heart and the parietal pericardium lining the chest wall.

Answer 6

pericardium

Question 7

The _______ is the serous membrane of the abdominal cavity, with the visceral peritoneum covering the abdominal viscera and the parietal peritoneum lining the abdominal wall.

Answer 7

peritoneum

Question 8

Some organs lie against the posterior body wall and are covered by peritoneum only the side facing the peritoneal cavity. They are said the have a….

Answer 8

retroperitoneal position (These include: kidneys, ureters, adrenal glands, and pancreas)

Question 9

Organs encircled by the peritoneum

Answer 9

Intraperitoneal

Question 10

Extensions of the peritoneum include the…

Answer 10

1. Mesentery, outward fold that binds small intestine to wall
2. Mesocolon, binds large intestine to posterior body wall
3. Falciform ligament, divides liver into left and right lobes
4. Lesser omentum, suspends stomach and duodenum from liver
5. Greater omentum, largest peritoneal fold that drapes over stomach, transverse colon and small intestine.

Question 11

______ is an acute inflammation of the peritoneum.

Answer 11

Peritonitis