11 Questions
Which region of the retina lacks rods and cones?
Optic disc
Which hormone is responsible for the growth of the thyroid gland?
Thyroid-stimulating hormone (TSH)
What is the other name for the Dentist's nerve?
Trigeminal nerve
Which hormone stimulates liver and muscles for glycogenesis?
Insulin
What property relates to nerve fibres' ability to conduct electrical impulses?
Conductivity
What are the functions of the cerebellum?
Regulation of balance and coordination of voluntary movements
Which hormones stimulate the liver for glycogenesis and glycogenolysis?
Insulin and Glucagon
Why are all spinal nerves classified as mixed type?
They contain both sensory and motor fibers
Which disease is characterized by low BMR, delayed puberty, and mental retardation?
Cretinism
How do sympathetic and parasympathetic nervous systems differ in terms of pre and post ganglionic nerve fibers?
Sympathetic has short pre-ganglionic fibers and long post-ganglionic fibers, while parasympathetic has long pre-ganglionic fibers and short post-ganglionic fibers
What is the mechanism of hormone action through membrane receptors using a suitable example?
Binding of water-soluble hormones to G-protein coupled receptors on cell membranes
Test your knowledge on Biology Chapter 9 for Class 12th with important questions like functions of cerebellum, motor cranial nerves, and hormones related to liver activities. Differentiate between sympathetic and parasympathetic nervous system.
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