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add a note on deficiency of thyroxine.
Concept: Human Endocrine System
Which of the following is a chemical transmitter in the synapse of neurons?
Concept: Need for Control and Coordination in Organisms
Photoreceptor cells are present in __________.
(A) blind spot
(B) retina
(C) cochlea
(D) cornea
Concept: Human Ear
The catecholamines are secreted by _________.
Concept: Human Endocrine Glands and Harmones >> Adrenal Gland (Suprarenal Gland)
Give examples of unconditional reflexes
Concept: Reflex Action
_______ maintains basic metabolic rate.
(A) Thyroxine
(B) ADH
(C) GH
(D) Oxytocin
Concept: Human Endocrine System
A person is showing symptoms like increased BMR, heart rate, pulse rate, blood pressure and deposition of fats in eye sockets. Name the disease he is suffering from.
Concept: Neural Tissue >> Transmission and Generation of Nerve Impulse
Explain the mechanism of reflex action with the help of a suitable diagram.
Concept: Reflex Action
Spinal cord and sympathetic ganglion of autonomous nervous system are connected by ______________.
Concept: The Spinal Cord
Sketch and label formation of typical spinal nerve.
Concept: Neural Tissue >> Transmission and Generation of Nerve Impulse
Very very short answer question.
Name the hormone secreted by the pineal gland.
Concept: Human Endocrine Glands and Harmones >> The Pineal Gland
Which endocrine gland plays an important, role in improving immunity?
Concept: Human Endocrine Glands and Harmones >> Thymus Gland
The resting potential of a neuron is ______.
Concept: Neural Tissue
______ is a mineralocorticoid secreted by Adrenal gland.
Concept: Human Endocrine Glands and Harmones >> Adrenal Gland (Suprarenal Gland)
Give function of astrocytes in nervous system.
Concept: Neural Tissue >> Transmission and Generation of Nerve Impulse
How electrical synapse differs from chemical synapse?
Concept: Synapse
Define Saltatory conduction.
Concept: Neural Tissue >> Transmission and Generation of Nerve Impulse
Which two hormones are responsible for the regulation of calcium and phosphorus in the blood?
Concept: Human Endocrine Glands and Harmones >> Thyroid Gland
Name the glucocorticoid used in treatment of allergy and why?
Concept: Human Endocrine Glands and Harmones >> Adrenal Gland (Suprarenal Gland)
Which hormone is secreted by Pineal gland? What is its function?
Concept: Human Endocrine Glands and Harmones >> The Pineal Gland
