Question

identify the mismatched pair in the following:-
A)alimentary canal-sphincter muscle
B)Esophagus-peristatic movement
C)tongue - olfactory receptors
D)lungs - thoracic cavity

Answer 1

The mismatched pair among given options is - C)tongue - olfactory receptors

•Tongue has taste receptors in them.

•Olfactory receptors are located in nose.

•Their function is to smell.

•Esophagus uses peristaltic movement, to pass the food from mouth to stomach.

•Sphincter muscles are found in gastro intestinal tract, and perform function of constricting or covering the orifice.

•Lungs are found in thoracic cavity and function to exchange games from body and atmosphere.

•They take up oxygen from air and remove carbon dioxide from blood.

Answer 2

The correct answer is C) tongue - olfactory receptor.

Explanation:

• Olfactory receptors are related to smell and hence they are present in the nose.
• Taste buds in the tongue possess taste receptors responsible for taste.
• Esophagus uses the peristaltic motion to push the food down into the stomach.
• Lungs are located within the rib cage in the chest region or thoracic cavity.