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the different organs of the gastrointestinal system mouth or buccal cavity- teeth 32 permanent and-
skinthe skin or integument is the outer covering of the body and have appendages ie nails and hairs the outer layer of skin is known as epidermis the
nosenose consists of external and internal parts the inner lining of the nose contains millions of small receptors these receptors are located on the
earswe have a pair of ears each ear has three parts - external middle and inner ear the function of the middle ear is transmission of sound waves
determine the list of sensory organsthere are four special sensory organs in our body they are1 eyes2 ears3 nose and4
determine the different types of sensory receptorsthere are different types of sensory receptors as follows visual receptors in the eyes for
sensory receptorssensory information received by these receptors is transmitted through sensory fibres of peripheral nerves to sensory areas at
neurological and sensory systemthere are three neurological systems sensory motor and autonomic sensory system consists of sensory receptors sensory
pulseeach time the left ventricle contracts and forces blood into the aorta it expands to adjust additional blood and blood already present is pushed
blood pressureblood pressure may be defined as the force or pressure which the blood exerts on the walls of the artery blood pressure varies with the
explain in detail about working of heartheart has four chambers two upper chambers are called atria two muscular lower chambers are called
blood vesselsthere are three types of blood vessels they are1 arteries arteries carry blood from heart to different organs they have thick wall2
determine the types of bloodthere are three types of blood cells they are red blood corpuscles rbc white blood corpuscles wbc or leucocytes and blood
explain the term bloodblood is a fluid and consists of plasma and blood cells more than 90 percent of plasma is water other constituents of plasma
determine the cardio-vascular system cardio-vascular system consists of a heart and blood vessels the function of cardio- vascular system is to
explain in details about respiratory systemrespiratory system starts from nostrils through which we inhale air in the nasal cavity then air enters
the different organs of the respiratory system nostrils through which we inhale air in the nasal cavity pharynx larynx trachea wind
autonomic nervous system ansautonomic nervous system functions without conscious control of central nervous system this system controls the functions
define the peripheral nervous system pnsperipheral nervous system consists of cranial and spinal nervesthere are twelve pairs of cranial nerves they
spinal cordthe elongated part of cns that runs downward in the spinal canal as continuationof medulla oblongata is called spinal cordthe functions of
explain about hypothalamusanother important part of brain is hypothalamus it is very small in sieit controls many important functions which are as
define brain stembrain stem consists of three parts ie midbrain pons and medulla oblongatathe functions of the brain stem arebrain stem contains
what is cerebellumcerebellum is situated under the cerebrum cerebellum has right and left lobes which are joined and form a part of ponsthe function
what is cerebrumcerebrum is divided into right and left parts known as cerebral hemisphere it is the largest part of the brainthe functions of the
central nervous system cnscovering of the brain and spinal cord is called meanings membranes which cover and protect brain and spinal cord are called