Oropharynx

Q. Match the following regarding the respiratory system and choose the correct option.

1. A-1, B-4, C-3, D-2
2. A-4, B-2, C-3, D-1
3. A-3, B-4, C-2, D-1
4. A-2, B-1, C-4, D-3

Q.

A wave of muscular contraction and relaxation that occurs throughout the length of the alimentary canal is called______.

Q. Movement of food from the mouth to the oesophagus is known as

1. peristalsis
2. deglutition
3. segmentation
4. None of the above

Q.

Identify the parts 1., 2. and 3.; choose the correct option indicating the parts :

1. 1.$\Rrightarrow$ Nasopharynx, 2. $\Rrightarrow$ Esopharynx, 3. $\Rrightarrow$Buccopharynx

2. 1.$\Rrightarrow$ Laryngopharynx, 2.$\Rrightarrow$ Nasopharynx, 3.$\Rrightarrow$ Nasopharynx
3. 1.$\Rrightarrow$Oropharynx, 2.$\Rrightarrow$Laryngopharynx, 3.$\Rrightarrow$Nasopharynx
4. 1.$\Rrightarrow$Nasopharynx, 2.$\Rrightarrow$Oropharynx, 3.$\Rrightarrow$Laryngopharynx

Q. Match the following
$\begin{array}{cc}\text{Parts of pharynx}& \text{Description}\\ \text{1. Nasopharynx}& \text{i) It is the bottom part of the pharynx and it guides the food and}\\ & \text{air to pass through different passages.}\\ \text{2. Oropharynx}& \text{ii) It is the upper part of the pharynx and is connected}\\ & \text{to the nasal cavity.}\\ \text{3. Laryngopharynx}& \text{iii) It is the middle region of the pharynx and is connected}\\ & \text{to the mouth.}\end{array}$

1. 1-i, 2-ii, 3-iii
2. 1-ii, 2-iii, 3-i
3. 1-iii, 2-ii, 3-i
4. 1-ii, 2-i, 3-iii

Q. _____________ serves as a part of both the digestive system and the respiratory system.

1. Trachea
2. Pharynx
3. Larynx
4. Oesophagus