Practice 236 Human Physiology questions with detailed answers and explanations. Free MCQs, PYQs, and mock test questions for NEET, JEE, GATE, SSC and more.
Name the ion responsible for unmasking of active sites for myosin for cross-bridge activity during muscle contraction.
Q204easymcqBiologyBiology
Name the blood cells, whose reduction in number can cause clotting disorder, leading to excessive loss of blood from the body.
Q205mediummcqBiologyBiology
Name a peptide hormone which acts mainly on hepatocytes, adipocytes and enhances cellular glucose uptake and utilization.
Q206mediummcqBiologyBiology
Osteoporosis, an age related disease of skeletal system, may occur due to:
Q207mediummcqBiologyBiology
Serum differs from blood in:
Q208hardmcqBiologyBiology
Lungs do not collapse between breaths and some air always remains in the lungs which can never be expelled because:
Q209mediummcqBiologyBiology
The posterior pituitary gland is not a 'true' endocrine gland because:
Q210mediummcqBiologyBiology
The part of nephron involved in active reabsorption of sodium is:
Q211easymcqBiologyBiology
Anxiety and eating spicy food together in an otherwise normal human may lead to:
Q212mediummcqBiologyBiology
Which one of the following correctly represents the normal adult human dental formula?
Q213mediummcqBiologyBiology
The type of muscles present in our:
Q214mediummcqBiologyBiology
One of the constituents of the pancreatic juice while poured into the duodenum in humans is:
Q215mediummcqBiologyBiology
Which part of the human ear plays no role in hearing as such but is otherwise very much required?
Q216mediummcqBiologyBiology
People who have migrated from the plains to an area adjoining Rohtang Pass about six months back:
Q217mediummcqBiologyBiology
Which one of the following pairs of hormones are examples of those that can easily pass through the cell membrane of the target cell and bind to a receptor inside it?
Q218easymcqBiologyBiology
The maximum amount of electrolytes and water (70 – 80 percent) from the glomerular filtrate is reabsorbed in which part of the nephron?
Q219easymcqBiologyBiology
The human hindbrain comprises three parts, one of which is:
Q220mediummcqBiologyBiology
Select the correct statement regarding the specific disorder of muscular or skeletal system:
Q221mediummcqBiologyBiology
A person entering an empty room suddenly finds a snake right in front on opening the door. Which one of the following is likely to happen in his neuro-hormonal control system?
Q222easymcqBiologyBiology
A certain road accident patient with unknown blood group needs immediate blood transfusion. His one doctor friend at once offers his blood. What was the blood group of the donor?
Q223mediummcqBiologyBiology
What is correct to say about hormone action in humans?
Q224mediummcqBiologyBiology
Which one of the following is a possibility for most of us in regard to breathing, by making a conscious effort?
Q225mediummcqBiologyBiology
Which one of the following is the correct statement for respiration in humans?
Q226easymcqBiologyBiology
The most abundant intracellular cation is:
Q227hardmcqBiologyBiology
In a standard ECG, the end of the T-wave marks the end of:
Q228easymcqBiologyBiology
The initial step in the digestion of milk in humans is carried out by:
Q229easymcqBiologyBiology
Fructose is absorbed into the blood through mucosa cells of the intestine by the process called:
Q230easymcqBiologyBiology
Approximately seventy percent of carbon-dioxide absorbed by the blood will be transported to the lungs:
Q231easymcqBiologyBiology
A person with blood group AB is considered a universal recipient because he has:
Q232easymcqBiologyBiology
How do parasympathetic neural signals affect the working of the heart?
Q233mediummcqBiologyBiology
Which of the following causes an increase in sodium reabsorption in the distal convoluted tubule?
Q234easymcqBiologyBiology
Select the correct matching of the type of joint with the example in the human skeletal system:
Q235easymcqBiologyBiology
Stimulation of a muscle fiber by a motor neuron occurs at:
Q236easymcqBiologyBiology
Injury localized to the hypothalamus would most likely disrupt:
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