Question

true or false:-

1. the food in the mouth forms a moist lump
2. North faces the west
3. South faces the north
4. in the brain we interpret the information collected by the sensory organs
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Answer 1

Answer:

State True/False

The oesophagus is in the thoracic cavity.

The heart is a little bigger than our fist.

The food in the mouth forms a moist lump.

Answer

The thoracic cavity contains the oesophagus which is the channel through which food is passed from the throat to the stomach. Hence the statement is true.

A healthy heart is known to be about the size of our fist or slightly bigger than our fist. Hence the statement is true.

During digestion, a moist lump or a bolus ( a ball like structure ) is formed which is the mixture of food and saliva and is formed in mouth during the process of chewing. Hence the statement is true.