Chapter 14 Flashcards
What is a continuous tubelike structure that extends the entire length of the trunk?
GI tract or alimentary canal
What does the GI tract include?
The mouth, pharynx, esophagus, stomach, small intestine
What does the small intestine include?
duodenum, jejunum, and ileum
What does the large intestine consist of?
Cecum, ascending colon, transverse colon, defending colon, sigmoid colon, rectum, and anus
What begins at C6 and passes through the neck posterior to the trachea?
The esophagus
What consist of an arrangement of muscles, fascial layers, and muscular aponeuroses lined interiorly by peritoneum and exteriorly by skin?
The anterolateral abdominal wall
What is formed by the external oblique aponeurosis, and the floor is formed by the transversals aponeurosis and fasciae?
The roof of the inguinal canal
What are the muscles, ligaments, and fascia of the inguinal and femoral (groin) region are more complex than?
The central and upper abdomen.
What is another name for the Iliac region?
The inguinal region
What is a strong serous membrane lining the abdominal cavity?
The abdominal peritoneum
What protects the viscera in the abdomen and secrets serous fluid that lubricates the viscera, allowing them to slide over each other easily?
Peritoneum
What is a tough fibrous tissue layer between the peritoneum and muscle layers?
Fascia
What are the four major sections of the abdomen divides into?
Quadrants
What lies directly under the skin? What is is composed of?
The subcutaneous layer. Lobulated adipose
What do the walls of the stomach contain?
Outer serosa, two inner layers of smooth (involuntary) muscles, and a submucosa lining
What is approximately 9 feet long and connects to the ileum, which is approximately 13.5 feet long?
Jejunum
What supplies blood and lymph to the lower sections of the small intestine?
A sheet of vascular tissue called the mesentery
What contains the deep gastric vessels laterally, inguinal ligament inferiorly, and rectus abdomens muscle medially?
The boundaries of the Hesselbach triangle
What is the distal portion of the sternum?
The xiphiod process
What is found medially where abdominal aponeuroses join?
The linea alba
What is the name of the long, vertical, traplike muscle of the abdominal wall?
The rectus abdominis
What is another name for the alimentary canal?
The digestive tract
What is the inner layer of the digestive tract called?
Mucosa
Parasympathetic intervention to the stomach is provided by the?
Vagus nerve
What are the three portions of the small intestine?
Duodenum, ileim, and jejunum
What is attached to the cecum?
The appendix
What is the function of the omenta?
To limit peritoneal infection
What is the outer layer of the digestive tract called?
Serosa
What is the function of the colon?
To produce vitamin K