Saleha Pervez, Mansi Garg and, Poonam Singh Solutions for Chapter: Human Physiology, Exercise 1: Self Check

In the context of a comparative study of the excretory system of vertebrates, which one of the following is a special device for water conservation in mammals?

Consider the following statements: 

I. The oesophagus passes the food to the stomach.

II. Stomach secretes HCI to digest the food.

Which of the following statements is/are true?

Consider the following two statements about respiration:

I. Respiration uses the lungs for the exchange of gases.

II. Lungs are situated within the cage of ribs.

Which of the above statements are true?

Consider the following statements about transportation in human:

I. Left atrium contains blood with ${\mathrm{CO}}_2$. 

II. Right ventricle contains blood with ${\mathrm{O}}_2$. 

Which of the above statement/s is/are correct?

Kidney is the main organ in human body that excrete waste product in the form of urine. Which of the following is a collecting organ of urine in human body?

Consider the following statements:

I. The kidney is a major organ for respiration.

II. Nitrogen in the form of ${\mathrm{NH}}_3$ is major waste product of humans.

Which of the following statement(s) is/are true?

Consider the following statements:

I. The parasympathetic division of ANS is meant for fight or flight.

II. The sympathetic division of ANS is meant for rest or digestion.

Which of the above statement is true?

Which of the following is true about endocrine system?