Homeostasis MCQs with Answers

Homeostasis MCQs

Hello students, our next topic of MCQ is ‘Homeostasis’. The term is first defined by Claude Bernard in 1865. Homeostasis is a maintaining constant internal environment. It is also important to keep body temperature at around 37°C and it is also important to keep blood sugar level constant along with levels of ions and water. Even bodies blood pressure needs to be monitored.

The following MCQ are on the Homeostasis.

MCQ.1): A condition where the internal environment of the body remains relatively constant despite changes in external environment is called as ………………………………………………………………………………….

a) Osmosis

b) Habitat

c) Homeostasis

d) Regulation

MCQ.2): The control center receives information from the sensor and sends a message to adjust stress is a component of ……………………………………………………………………………..

a) Ecosystem

b) Homeostasis system

c) Nervous system

d) Education system

MCQ. 3): In the homeostasis mechanism, the original stress is reduced that is the room warms up and this show that these is operating by …………………………………………………………………………..

a) Alpha feedback

b) Negative feedback

c) Gamma feedback

d) Positive feedback

MCQ.4): The pathway in homeostatic mechanism that brings sensory messages into the brain is a ……………………………………………………………………..

a) Nerve synapse

b) Nerve dendrite

c) Neural pathway

d) Nerve carrier

MCQ.5): The term Homeostasis was first introduced by ……………………………………………………………………………..

a) Walter Bradford Cannon

b) Watson and Crick

c) Johanson Brown

d) Issac Newton

MCQ.6): The internal environment of the cell or body is formed by ECF then it is known as ……………………………………………………………………………..

a) Intracellular fluid

b) Ion conc.

c) Solute conc.

d) Milieu interior

MCQ.7): The milieu interior term was firstly introduced by a French physiologist ………………………………………………………………………..

a) Claude Bernard

b) Walter Bradford Cannon

c) John Mathew

d) Chris Crick

MCQ.8): The endocrine body system coordinates body functions in the body by releasing regulatory molecule and the component of ES is ……………………………………………………………………………..

a) Gastrointestinal tract

b) Endocrine gland

c) Uterus

d) Thymus

MCQ.9): When the blood pressure increases or lowers suddenly then the ……………………………………………………………………. Mechanism brings the blood pressure to normal levels.

a) ECF

b) Baroreceptor

c) BCL

d) ICF

MCQ.10): When the body temperature increases, the blood vessels in the skin becomes wider and allows more blood to flow near the surface is called as …………………………………………………………………………….

a) Vasoconstriction

b) Vasodilation

c) Islets of Langerhans

d) Gain of control system

 

Answer

1) c) Homeostasis

2) b) Homeostasis system

3) b) Negative feedback

4) c) Neural pathway

5) a) Walter Bradford Cannon

6) d) Milieu interior

7) a) Claude Bernard

8) b) Endocrine gland

9) b) Baroreceptor

10) b) Vasodilation


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