Esophagus

Q. The oesophagus is a thin, long tube which lies ______ to trachea in the thoracic region.

1. obliquely
2. posteriorly
3. anteriorly
4. dorsally

Q. The part of the alimentary canal which connects the pharynx and stomach is called ___________

1. vestibule
2. small intestine
3. oesophagus
4. large intestine

Q.

What does the alimentary canal consist of?

Q. In which part of the alimentary canal, food is finally digested?

1. Mouth cavity
2. Stomach
3. Large intestine
4. Small intestine

Q. While eating, hiccups are because of:

1. Spicy food
2. Food particles which enter the wind pipe
3. Food particles enter the food pipe
4. Any infection in the throat

Q.

The process of breaking down food by chewing is called ___________.

1. Digestion

2. Assimilation

3. Salivation

4. Mastication

Q. is a cartilaginous structure and a part of laryngopharynx which prevents the entry of food into trachea.

1. Tongue
2. Uvula
3. Epiglottis

Q. The oesophagus is a thin, long tube which lies ______ to trachea in the thoracic region.

1. anteriorly
2. dorsally
3. posteriorly
4. obliquely

Q. Read the following table and answer the following questions.

Sl. No.	Structure	Location
1.	Tricuspid valve	Right auriculo-ventricular aperture
2.	Guard cells	Epidermis of leaves
3.	Glomerulus	Nephron
4.	Alveoli	Lungs
5.	Acrosome	Above the head of a sperm

Name the structures which are helpful for gaseous exchange.

Q. The part of the alimentary canal which connects the pharynx and stomach is called ___________

1. vestibule
2. oesophagus
3. small intestine
4. large intestine

Q. is a cartilaginous structure and a part of laryngopharynx which prevents the entry of food into trachea.

1. Tongue
2. Uvula
3. Epiglottis

Q. The process that is involved with the movement of food in the oesophagus is called_____________.

1. peristalsis
2. digestion
3. absorption
4. defecation

Q. The part of the alimentary canal which connects the pharynx and stomach is called ___________

1. vestibule
2. large intestine
3. oesophagus
4. small intestine

Q. Stretch receptors of bronchi send information to inspiratory area of respiratory centre through.

1. Vagus
2. Glossopharyngeal
3. Sympathetic nerve
4. Parasympathetic nerve