Biology 10th Class Chapter 3

” Coordination and Control ” enhance skill, precision, and efficiency in physical and mental tasks, driving better performance and balance and achieving precision in both physical and mental activities.

Biology class 10th chapter 3

​Sound receptor cells are present in: cochlea

Glucagon is secreted by________ gland: Endocrine

Neuron fiber which carry away nerve impulses from cell body: Axons

In man which hormone is responsible for the development of secondary sex characters: testosterone

The sensory part of ear is: Cochlea

Nucleus and cytoplasm of neurons located in: Cell body

They receive information , interpret them and stimulate motor neurons: Inter Neurons

Effectors include: Muscles and glands

________ separates the middle ear from inner ear: Stapes

Which portion of the nervous system that involantry in action: Autonomic nervous system

All of these are hormones except: Pepsinogen

The structural and functional unit of nervous system is: neuron

The part of the brain responsible for muscle movement interpretation of the senses and the memory is the: Cerebrum

Temporal lobe is concerned with: Hearing and smelling

_________ are sensitive to dim light: Rods

________ Lobe of fore brain contains sensory areas that receives impulses from skin: Parietal

The lens found in human eye is: Convex

The largest part of fore brain that controls skeleton muscles thinking intelligence and emotions: Cerebrum

The components of coordination action are: five

Lobe concerned with hearing and smelling is: Temporal

The nature of myelin sheath is: Insulator

If you look at an intact human brain, what you see the mostis a large, highly convoluted outer surface, this is the: Cerebrum

The sequence of components of a coordinate action is: stimulus? receptor? co-ordinator? effector ? response

The elongation of eye-ball results in: Myopia

Which one does not act as effector: Brain

The hormone which increase the rate of reabsorption of water form nephorn is: vesoporession

Presents on the top of medulla is: Pons

Types of Neurons according to their work are: Three

Length of spinal cord is: 40 cm

Hind brain does not include: Celebrum

The nervous system consists of billions of neurons and: Neuroglial calls

The parts of the body which receive massages from coordinator and produce particular responses are called: effectors

The organs which are specifically built to detect particular type of stimulus are called: Receptors

A coordinated action has components: 5

_______ gland is pea-shaped: Pituitary

Insulin and glucagon are produced in the: Pancreas

In coordinates muscle movements: Cerebellum

Process that carry nerve impulses away from the cell body are called: Axon

Functions of effector called: Response

Spinal cord is the continuation of: Medulla Oblongata

How many diseases of eyes were described by Ali lbn lsa in his books: 130

Neurons in which direction of nerve impulses is towards brain cord are called: Sensory Neurons

This is not a part of the hindbrain: Cerebrum

The unit of nervous system is: Neuron

______is unable to see during day time: Owl

Pairs of spinal nerve are: 31

The part of brain responsible for muscle movement interpretation of senses and the memory is: Cerebelium

Which one is co-ordination in nervous co-ordination: Brain and spinal Cord

___________ carry nerve impulse away from cell body: Axons

The myelin sheath is formed by which wrap around the axons of some neurons: Schwann cells

The pathway followed by the nerve impulses for producing a reflex action is called: Reflex arc

The parts of body which receive message from coordinates and produce response are: Effectors

The parts of forebrain are: Thalamus, hypothalamus and cerebrum

A part from hearing, what other major body function is performed y the ear: Body blance

Ibn- al- Haytham is famous for his book: Optics

In certain parts of body, cell bodies of many neurons form a group enveloped by a membrane. such group is called: Ganglion

Which neurons conduct impulses form CNS to effectors: Motor

How many types of nerves are classified on the basis of property of axons: 3

Which neurons are present inside the central nervous system: Interneurons only

No. of components of coordination process is: 5

Is responsible for chemical co-ordination: Endocrine System

Is the smallest bone of human body: Stapes

The sensitive layer of eye is: retina

Which type of coordination is present in plants: Chemical Coordination

In some parts of the body many neurons cell bodies combine to make a group: Ganlion

The largest part of the fore brain is: Celebrum

Central nervous system include brain and: Spinal cord

Special organs , tissues or cells of the body which detect stimulae: Receptors

The portion of the nervous system that is involuntary in action: Autonomic nervous system

Insulin is secreted by gland: Pancreas

Ali Ibn-e-Isa book on study of disease and surgery of eye is: Opthmology

This is not a part of hindbrain:Cerebrum

Which one controls Rage, Pain, Pleasure and Sorrow: Hypothalamus

The number of axons present in sensory neuron is: one

Nerve impulse carries from Receptors to central Nervous System: Sensory Neurons

The deficiency of which hormone cause goitre: thyroxin

Night blindness is caused due to the deficiency of _______ in body: Vitamin A

The sensory layer of eye is: Retina

Which type of neuron present inside the central nervous system: Inter Neuron only

The Myelin Sheath of formed by: Schwan cells

The largest part of brain is: Forebrain

Important : Review all previous years’ 10 class past papers for comprehensive practice and better exam preparation.

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