أسئلة المحاضرة السادسة أناتومي (قبل التعديل)

Choose a study mode

Play Quiz
Study Flashcards
Spaced Repetition
Chat to Lesson

Podcast

Play an AI-generated podcast conversation about this lesson

Questions and Answers

What is one of the primary functions of the liver?

  • Synthesis of albumin (correct)
  • Secretes insulin
  • Regulates blood glucose
  • Stores bile

Where is the gall bladder located?

  • Adjacent to the small intestine
  • Next to the pancreas
  • In the left upper part of the abdomen
  • On the inferior surface of the liver (correct)

Which enzyme secreted by the pancreas is NOT an exocrine function?

  • Protease
  • Lipase
  • Insulin (correct)
  • Amylase

What shape is the gall bladder?

<p>Pear-shaped (D)</p> Signup and view all the answers

Which of the following is NOT a function of the liver?

<p>Stores pancreatic enzymes (B)</p> Signup and view all the answers

What is the primary function of the tongue in the digestive system?

<p>Speech and taste sensation (C)</p> Signup and view all the answers

Which type of teeth are present in adults and how many are there typically?

<p>Permanent teeth; 32 (C)</p> Signup and view all the answers

Which of the following best describes the esophagus?

<p>A 25 cm muscular tube transmitting food (D)</p> Signup and view all the answers

What distinguishes the cardiac and pyloric ends of the stomach?

<p>Their location in the digestive tract (B)</p> Signup and view all the answers

Which of the following statements about the small intestine is true?

<p>It measures approximately 6 meters in length (D)</p> Signup and view all the answers

Where do the openings of the salivary glands terminate?

<p>In the mouth vestibule and floor of the mouth (D)</p> Signup and view all the answers

Which part of the stomach is characterized by its fundus and body?

<p>Cardiac part (D)</p> Signup and view all the answers

What is the primary role of the vestibule in the mouth cavity?

<p>Serves as the space between the cheeks and gums (B)</p> Signup and view all the answers

What is the length of the small intestine?

<p>6 meters (A)</p> Signup and view all the answers

Which part of the small intestine is the shortest?

<p>Duodenum (D)</p> Signup and view all the answers

What is unique about the structure of the large intestine?

<p>It has three longitudinal bands called tenia coli (A)</p> Signup and view all the answers

Which of the following is the widest part of the large intestine?

<p>Cecum (C)</p> Signup and view all the answers

What distinguishes the ileum from the jejunum?

<p>Narrower lumen and thinner wall (A)</p> Signup and view all the answers

Which part of the small intestine is located in the lower right abdomen?

<p>Cecum (A)</p> Signup and view all the answers

What defines the appearance of the large intestine?

<p>Segmental appearance due to haustration (B)</p> Signup and view all the answers

Which part of the small intestine occupies the majority of its length?

<p>Ileum (D)</p> Signup and view all the answers

What is the approximate weight of the liver in a healthy adult?

<p>1.5 kg (D)</p> Signup and view all the answers

Which of the following functions is NOT performed by the liver?

<p>Storage of glucose (A)</p> Signup and view all the answers

What type of duct does bile use to reach the second part of the duodenum?

<p>Cystic duct (C)</p> Signup and view all the answers

Which of the following statements about the pancreas is TRUE?

<p>It secretes pancreatic enzymes through ducts into the duodenum. (A)</p> Signup and view all the answers

What is the structure of the liver in terms of lobes?

<p>Small left lobe and large right lobe containing caudate and quadrate lobes. (A)</p> Signup and view all the answers

What is the approximate total length of the small intestine?

<p>6 meters (C)</p> Signup and view all the answers

Which part of the small intestine has the most fixed position and is the shortest?

<p>Duodenum (C)</p> Signup and view all the answers

What characteristic feature defines the surface appearance of the large intestine?

<p>Tenia coli (B)</p> Signup and view all the answers

Which part of the large intestine is considered the narrowest?

<p>Vermiform appendix (D)</p> Signup and view all the answers

How is the jejunum primarily characterized in comparison to the ileum?

<p>Wider lumen and thicker walls (B)</p> Signup and view all the answers

What is the main difference in structure between the jejunum and the ileum?

<p>Ileum has thinner walls (A)</p> Signup and view all the answers

Which part of the large intestine is located just after the cecum?

<p>Ascending colon (B)</p> Signup and view all the answers

What structure provides a segmental appearance in the large intestine?

<p>Haustra (D)</p> Signup and view all the answers

Which of the following is not a function of the tongue?

<p>Secreting saliva (C)</p> Signup and view all the answers

Where does the parotid duct terminate?

<p>Upper 2nd molar (C)</p> Signup and view all the answers

What is the approximate length of the esophagus?

<p>25 cm (A)</p> Signup and view all the answers

Which of the following parts of the stomach is not included in the J-shaped structure?

<p>Duodenum (D)</p> Signup and view all the answers

Which type of teeth are specifically referred to as milk teeth?

<p>Deciduous teeth (A)</p> Signup and view all the answers

What part of the gastrointestinal tract connects the mouth cavity to the stomach?

<p>Esophagus (A)</p> Signup and view all the answers

Which of the following is true about salivary gland secretion?

<p>Parotid gland secretes watery saliva (D)</p> Signup and view all the answers

What is identified as the longest segment of the small intestine?

<p>Ileum (C)</p> Signup and view all the answers

Flashcards

Liver size

The largest gland in the body, approximately 1.5 kg.

Liver function 1

Synthesizes albumin, a crucial protein for blood.

Liver function 2

Produces bile needed for fat digestion.

Gall bladder function

Stores and concentrates bile for later use.

Signup and view all the flashcards

Pancreas function

Produces both hormones (insulin/glucagon) and enzymes for digestion.

Signup and view all the flashcards

Mouth Cavity

The oral cavity, divided into the mouth cavity proper and vestibule, containing the tongue, teeth, and openings of salivary glands.

Signup and view all the flashcards

Salivary Glands

Glands that secrete saliva into the mouth, aiding in digestion and lubrication. Different glands, parotid, submandibular, and sublingual, have distinct locations and secretion characteristics.

Signup and view all the flashcards

Teeth Types

Two types: Deciduous (milk) teeth (20) in children and Permanent teeth (32) in adults.

Signup and view all the flashcards

Tongue Function

The tongue aids in functions including speech, swallowing, and tasting.

Signup and view all the flashcards

Pharynx

A 15 cm common pathway for air and food. Connects the mouth to the esophagus.

Signup and view all the flashcards

Esophagus

A 25 cm muscular tube that transports food from the pharynx to the stomach.

Signup and view all the flashcards

Stomach Structure

A J-shaped organ with a cardiac and pyloric end, greater and lesser curvature, and cardiac and pyloric parts (fundus and body).

Signup and view all the flashcards

Small Intestine Length

The small intestine measures approximately 6 meters in length.

Signup and view all the flashcards

Small intestine parts

The small intestine is divided into duodenum, jejunum, and ileum.

Signup and view all the flashcards

Duodenum length

The duodenum is the shortest part of the small intestine, about 25 cm long.

Signup and view all the flashcards

Jejunum length

The jejunum is about 2.5 meters long, making up 2/5th of the small intestine.

Signup and view all the flashcards

Ileum length

The ileum is about 3.5 meters long, making up 3/5th of the small intestine.

Signup and view all the flashcards

Large intestine length

The large intestine is about 1.5 meters long.

Signup and view all the flashcards

Large intestine characteristics

The large intestine has tenia coli (3 longitudinal bands), sacculation (segments), and appendices epiploic (fat sacs).

Signup and view all the flashcards

Large intestine parts (summary)

The large intestine includes cecum, appendix, ascending, transverse, descending, sigmoid colon, rectum, and anal canal.

Signup and view all the flashcards

Duodenum's connection

The duodenum receives the pancreatic and bile ducts.

Signup and view all the flashcards

Liver size

The largest gland in the body, about 1.5 kg.

Signup and view all the flashcards

Liver function: Bile

Secretes bile, important for fat digestion.

Signup and view all the flashcards

Gallbladder function

Stores and concentrates bile for later use.

Signup and view all the flashcards

Pancreas function – endocrine

Secretes hormones like insulin and glucagon to regulate blood sugar.

Signup and view all the flashcards

Large intestine features

Has tenia coli, sacculation, and appendices epiploic.

Signup and view all the flashcards

Mouth Cavity Parts

The oral cavity, divided into the mouth cavity proper and vestibule, containing the tongue, teeth, and openings of salivary glands.

Signup and view all the flashcards

Salivary Gland Types

Parotid, submandibular, and sublingual glands secrete saliva into the mouth, aiding digestion. They differ in location and the consistency of their secretion.

Signup and view all the flashcards

Teeth Types

Two types: Deciduous (baby) teeth (20) and Permanent teeth (32) in adults.

Signup and view all the flashcards

Pharynx Function

15 cm (about 6 inches) long common pathway for air and food.

Signup and view all the flashcards

Esophagus Function

25 cm (about 10 inches) muscular tube that carries food from the pharynx to the stomach.

Signup and view all the flashcards

Stomach Shape

J-shaped organ in the upper left abdomen, with cardiac and pyloric ends, has 2 borders: lesser & greater curvature, and 2 parts: cardiac (fundus & body) & pyloric parts.

Signup and view all the flashcards

Small Intestine Length

About 6 meters (approximately 20 feet) long.

Signup and view all the flashcards

Tongue Function

The tongue aids in speech, swallowing, and taste sensation.

Signup and view all the flashcards

Small Intestine Length

The small intestine is approximately 6 meters long.

Signup and view all the flashcards

Large Intestine Length

The large intestine measures approximately 1.5 meters long.

Signup and view all the flashcards

Duodenum Location

The duodenum is the first part of the small intestine, most fixed, and is C-shaped, shortest part.

Signup and view all the flashcards

Duodenal Connection

The duodenum receives the pancreatic and common bile ducts.

Signup and view all the flashcards

Jejunum Characteristics

The jejunum is the middle part of the small intestine, high vascular thick-walled and 2.5 meters long (about 2/5 of the small intestine).

Signup and view all the flashcards

Ileum Characteristics

The ileum is the distal part of the small intestine, and has a narrow lumen with a less vascular thin wall It is about 3.5 meters long (about 3/5 of the small intestine).

Signup and view all the flashcards

Large Intestine Features

The large intestine has tenia coli (3 longitudinal bands), sacculation (segments), and appendices epiploic (fat sacs).

Signup and view all the flashcards

Large Intestine Location

The large intestine is found in the periphery, meaning the outer parts, of the abdominal region.

Signup and view all the flashcards

Study Notes

Gastrointestinal Tract (Digestive System)

  • Mouth Cavity:
    • Mouth Cavity Proper: Surrounded by the gum and teeth
    • Vestibule: Space between the cheeks/lips and the gum/teeth
  • Mouth Content:
    • Tongue: Essential for speech, swallowing, and taste/general sensation
    • Teeth: Deciduous (baby teeth - 20) and Permanent (adult teeth - 32)
    • Salivary Glands: Secrete saliva; Types include parotid, submandibular, and sublingual. Parotid is largest, sublingual is smallest

Pharynx

  • 15 cm common pathway for air and food
  • Connects mouth cavity to the esophagus via oropharyngeal isthmus

Esophagus

  • 25 cm muscular tube to transport food from the pharynx to the stomach

Stomach

  • Largest part of alimentary canal
  • Located in the upper left abdomen
  • J-shaped with cardiac and pyloric ends
  • Consists of cardiac, fundus, body, and pyloric parts
  • 6 meters long

Small Intestine

  • Site: Central and lower abdomen
  • Parts:
    • Duodenum: Shortest, most fixed part (25 cm), C-shaped, receives pancreatic and bile ducts
    • Jejunum: Middle part (2.5 meters) with wide lumen, highly vascular
    • Ileum: Distal part (3.5 meters) with narrow lumen, less vascular

Large Intestine

  • Length: 1.5 meters
  • Site: Peripheral abdomen
  • Character: Tenia coli (3 longitudinal bands), sacculation/haustration (segmental appearance)
  • Parts: Cecum (widest), vermiform appendix (narrowest), ascending, transverse, descending, sigmoid colon, rectum, anal canal

Liver

  • Largest gland in the body (approx. 1.5 kg)
  • Location: Right upper abdomen
  • Functions:
    • Produces albumin
    • Secretes bile (fat digestion)
    • Synthesizes clotting factors
    • Detoxifies metabolites (bilirubin, estrogen etc.)

Gall Bladder

  • Pear-shaped sac
  • Located on the inferior surface of the liver
  • Stores and concentrates bile

Pancreas

  • Lies transversely across the posterior abdominal wall
  • Consists of head, neck, body, and tail
  • Functions:
    • Endocrine: Secretes insulin and glucagon to regulate blood glucose
    • Exocrine: Secretes pancreatic enzymes via ducts entering the duodenum

Studying That Suits You

Use AI to generate personalized quizzes and flashcards to suit your learning preferences.

Quiz Team

Related Documents

Lecture 6: GIT PDF

More Like This

Use Quizgecko on...
Browser
Browser