is found in the A. mucosa E. adventitia ence of layers of the digestive tract wa
ID: 3484115 • Letter: I
Question
is found in the A. mucosa E. adventitia ence of layers of the digestive tract wall is bmucosa, mucosa. 79. Beginning at the lumen, the sequ s, lamina propria, su serosa. ucosa, mucosa, lamina propria. so. Which of the following occurs in the large intestine? B, mass movements D. mixing waves C. mastication E. neutralization 81. Which of the following organs is retroperitoneal? A. pancreas B. ascending colon D. descending colon E. All of these choices are correct. 82. Which o f the following attaches the liver to the anterior abdominal wall? A. greater omentum B. lesser omentum C. transverse mesocolon D. falciform ligament E. round ligament 83. The salivary glands located just anterior to the ear are the A. parotid glands. glands. C. buccal glands. D. labial glands. E. sublingual glands.Explanation / Answer
78. Myenteric plexus is found in the muscularis of he digestive tract wall.
It functions as a part of enteric nervous system. It includes motor activity, secretion, absorption, blodd flow and interaction with other organ such as pancreas and gall bladder.
79. The sequence of layers of digestive tract wall from lumen outwards are: ( option C)
Mucosa, sub mucosa, muscularis, serosa
Mucosa is the innermost layer and serosa is the outermost layer.
80. Mass movement occurs in large intestine.
Chemical digestion starts in stomach and continues till small intestine.
Mastication: food is crushed and ground by teeth.
Mixing waves: it originates in the upper stomach ( at the fundus)
Neutralization: It occurs in duodenum. Gastric acid is neutralized by sodium bicarbonate.
81. All the given organs are retroperitoneal ( option E)
82. Falciform ligament attaches liver to anterior abdominal wall.
Greater and lesser omentum attaches the stomach, part of duodenum and hepatic vessel to anterior wall.
Transverse mesocolon: it connects the transverse colon to posterior wall of the abdominal cavity.
Round ligament: it gives support to the uterus.
83. Salivary gland located just anterior to the ear are the parotid glands.
Submandibular gland : it is located beneath the lower jaw superior to digastric muscles.
Buccal gland : located in the mucous membrane lining the cheeks and mouth.
Labial gland: situated between the mucous membrane and the orbicularis or is around the orifice of mouth
Sublingual gland : located at the each side of the jaw below the jawbone.
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