Digestive system

Which of the following is an example of accessory organ/structure of digestive system ?

• esophagus and gall bladder

• liver and pancreas

• mouth and large intestine

• small intestine and salivary glands

The peritoneal fold that connects stomach and duodenum to the liver is a _____.

• Greater omentum

• Falciform ligament

• Lesser omentum

• Mesentry

Which of the following is TRUE regarding mouth and its accessory structure ?

• cheek of mouth consist of keratinized stratified squamous epithelium

• uvula, a hang structure located at the back of mouth helps to prevent food from entering trachea

• mouth is site where breakdown of protein and carbohydrate take place.

• palate helps to seperate oral cavity from nasal cavity.

The green arrow shows a structure found in mouth. what is the name of the structure ?

• uvula

• gingivae

• lingual frenulum

• cheek

X is a type of salivary gland, located at the floor of mouth, medial and inferior of the jaw bone . This X contributes 70% of the saliva production. what is X

• Parotid gland

• Submandibular gland

• Sublingual gland

• Minor gland

Which statements is TRUE about teeth ?

• There are 37 of permanent teeth in adult.

• Deciduous teeth will start to erupt once you reached maturity

• enamel of teeth is crucial to protect tooth from wear and tear of chewing

• dentin is made up from calcium phosphate and easily dissolved by acids.

Which of the following is external region of teeth ?

• dentin

• neck of teeth

• enamel

• pulp cavity

when food is break down and mixed with saliva, it will form small rounded mass of a substance called ______.

• chyme

• bolus

• peristalsis

• gastric emptying

Upper esophageal sphincter is made up from __________ and helps to _________.

• Skeletal muscle : regulate movement of food from pharynx to esophagus.

• smooth muscle : regulate movement of food from esophagus to stomach

• skeletal muscle : regulate movement of food from pharynx to stomach

• smooth muscle : regulate movement of food from esophagus to stomach

which part of nasopharynx is not involved in digestive system.

• oropharynx

• laryngopharynx

• nasopharynx