Enterokinase helps in the conversion of
Anonymous Quiz
0%
Lactose to Sucrose
90%
Trypsinogen into trypsin
10%
Pepsinogen into pepsin
0%
Proteins into polypeptide
About pancreatic secretion
Anonymous Quiz
15%
Pancreatic acinar cells contain trypsin
73%
When acid enters the duodenum it stimulates pancreatic secretion
8%
Pancreatic secretion is inhibited by gastrin secreted by the G-cells of the antrum
5%
Cholecystokinin inhibits secretion from the exocrine pancreas
Which of the following statements is true?
Anonymous Quiz
0%
Bile is diluted in the gallbladder
11%
Bile salts are formed from the breakdown products of hemoglobin
87%
Bile salts are mostly absorbed in the distal ileum
3%
The gallbladder can produce 500-1000 mL of bile per day
GIT hormones with a major effect on the stomach include the following except:
Anonymous Quiz
7%
Gastrin
7%
Secretin
5%
GIP
80%
Neurotensin
Gastric secretion is stimulated by all the following except:
Anonymous Quiz
3%
Gastric distension
92%
Secretin
3%
Gastrin
3%
Vagal stimulation
Stomach accommodates the meal by
Anonymous Quiz
95%
Receptive relaxation
0%
Peristaltic waves
2%
Pyloric pump
2%
Migrating motor complex
Gastric secretion is:
Anonymous Quiz
7%
Stimulated by vagotomy
7%
Inhibited by gastrin
79%
Stimulated by histamine
7%
Stimulated when PH within the stomach drops below 2
What prevents food from entering the nasal passages during swallowing?
Anonymous Quiz
80%
Elevation of uvula
2%
Contraction of pharyngeal muscles
2%
Apposition of vocal folds
15%
Elevation of epiglottis
The major chemical digestive activity that takes place in the stomach is...
Anonymous Quiz
5%
Breakdown of starch
90%
Breakdown of proteins
3%
Digestion of fats
3%
Neutralization of acid by buffers & mucous
Stimulation of the submucosal plexus results in an increase in which of the following?
Anonymous Quiz
0%
Stomach PH
88%
Secretion of the gut
7%
Motility of the intestine
5%
Tone of sphincters
Which of the following combinations produces maximum potentiation of acid secretion?
Anonymous Quiz
93%
Vagal input, histamine, gastrin
3%
Vagal input, histamine, secretin
3%
Secretin, histamine, gastrin
3%
Gastrin, Vagal input, CCK
Peristaltic antral contractions...
Anonymous Quiz
5%
occur at the rate of 3 per minute
3%
are responsible for gastric emptying
8%
are responsible for mixing food and gastric enzymes within the antrum
85%
all of those
اسئلة القسم الخاصة بال GIT و renal
ما عدا سؤال للأمانة علشان مش عرفت اعمله🤝
ما عدا سؤال للأمانة علشان مش عرفت اعمله🤝
❤4
-نعيد نشر أسئلة كتاب القسم كاملة لمن يرغب في حلها مجدداً
Physiology ⬆️
Anatomy& Bio ⬇️
Physiology ⬆️
Anatomy& Bio ⬇️
❤1
1️⃣- The external spermatic fascia is derived from the:
Anonymous Quiz
2%
Tunica vaginalis.
0%
Transversus abdominus aponeurosis.
96%
External oblique aponeurosis.
2%
Internal obliqe aponeurosis.
2️⃣ Regarding the anterior abdominal wall, one of the following statements is correct:
Anonymous Quiz
79%
The inferior epigastric artery ascends on the medial side of the deep inguinal ring
3%
The illoinguinal and iliohypogastric nerves pierce the rectus abdominis muscle
12%
The upper part of the rectus abdominis muscle rests directly on the fascia transversalis
6%
The tendinous intersections of rectus muscle are connected to posterior wall of the rectus sheath
3️⃣ which of the following nerves passes through the superfascial inguinal ring?
Anonymous Quiz
0%
iliohypogastric.
0%
obturator.
100%
ilio-inguinal
0%
pudendal.
4️⃣- Regarding the conjoint tendon, one of the following statements is correct:
Anonymous Quiz
88%
a- It lies in the medial half of the posterior wall of the inguinal canal
6%
b- It is controlled by the iliohypogastric nerve
6%
c- It lies posterior to the lower part of the rectus sheath
0%
d-It is formed of the fused arched fibers of the external oblique and transversus abdominis muscles