A person starts coughing suddenly while swallowing some food. It could be due to improper movement of

Two friends are eating togeather on a dinning table. One of them suddenly starts coughing while swallowing some food. This coughing would have been due to improper movement of

Two friends are eating together on a table. One of them suddenly starts coughing while swallowing some food. This coughing would have been due to improper movement of

Two friends are eating togeather on a dinning table. One of them suddenly starts coughing while swallowing some food. This coughing would have been due to improper movement of

Two friends are eating together on a during table. One of them suddenly starts coughing while swallowing some food. This coughing would have beeen due to improper movement of

Two friends are eating together on a diniing table. One of them suddenly starts coughing while swallowing some food. This coughing would have been due to imporver moveemt of

The inability to regulate the concentration of sodium ions in the blood could be due to the improper functioning of one of the following

The inability to regulate the concentration of sodium ions in the blood could be due to the improper functioning of one of the following