List of top Zoology Questions on Human physiology

What are the steps of muscle cell contraction?

Match the following:

ECG Abnormality	Clinical Condition
A) Enlarged P wave	III) Atrial enlargement
B) Prolonged P-R interval	I) Bradycardia
C) Shortened Q-T interval	IV) Hypercalcemia
D) Elevated S-T segment	II) Myocardial infarction

Identify the correct match:

Hormone that is having receptor on the surface of target cell membrane

MHC class II molecules are primarily found on

Somatostatin is secreted by

Which one of the following is not involved in the regulation of respiration?

Statement–I: Excretory organs in crustaceans are coxal glands.
Statement–II: Various volatile materials are eliminated by lungs.
Identify the correct option from the following:

Following are different stages in blood clotting. Arrange them in correct sequence:
[I)] Activation of prothrombin
[II)] Formation of prothrombin activator
[III)] Conversion of fibrinogen into soluble fibrin
[IV)] Clot retraction
[V)] Conversion of soluble fibrin into insoluble fibrin threads

Study the following statements and identify the correct combinations :

Match the following:

Cushing's syndrome is due to hypersecretion of

Match the following

The correct option is:

It is a secondary lymphoid organ.

Assertion (A) : The parietal cells of gastric glands secrete Castle's intrinsic factor in man.
Reason (R) : Castle's intrinsic factor is essential for the absorption of cyanocobalamin.
Identify the correct option from the following

Low pH, high CO\textsubscript{2, high temperature shifts the oxygen-haemoglobin dissociation curve towards}

Correct sequence of electrical impulse transmission in the human heart is
A) Purkinje fibres
B) Atrio ventricular node
C) Sino Atrial node
D) Bundle branches
E) Bundle of His

Statement I : Ammonia is highly toxic and needs more water for elimination and therefore excretion of ammonia is more common in aquatic animals.
Statement II : Urea is synthesised in kidneys.
Identify the correct option from the following

Study the following statements and identify the correct option :
Statement I : Satellite cells surround the cell bodies in ganglia of central nervous sytem.
Statement II : All types of neuroglial cells originate from the embryonic ectoderm.

Tall T-wave of ECG indicates

Cystic fibrosis is characterised by

Infertility due to low sperm count can be rectified by the following Assisted Reproductive Technique.

This hormone involves in ovulation.

Match the following hormones with their corresponding disorders:

Hormone	Disorder
A) Thyroxine	I. Addison's disease
B) Vasopressin	II. Diabetes mellitus
C) Glucocorticoids	III. Acromegaly
D) Somatotropin	IV. Myxedema
	V. Diabetes insipidus

These structures of human heart are functional in embryonic stage, but are non functional in adult stage.

Assertion (A): Gastric juice plays an important role in absorption of vitamin B12.
Reason (R): Gastric juice contains Castle’s intrinsic factor.
Identify the correct option from the following:

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