Write one difference on the basis of the point given in the bracket. [5]
a) Grey matter and white matter (composed of )
b) Blood and Lymph ( presence of blood cell)
c) Thyroid and Adrenaline ( hormone secreted)
d) Tricuspid and Bicuspid (location)
e) Absorption and Transpiration ( organ involved)
Answers
Answer:
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Answer:
a) White matter is found in the deeper tissues of the brain (subcortical). It contains nerve fibers (axons), which are extensions of nerve cells (neurons).
Gray matter consists primarily of neuronal cell bodies, or soma.
b)
c) Thyroid hormones are two hormones produced and released by the thyroid gland, namely triiodothyronine (T3) and thyroxine (T4).
Adrenaline is normally produced both by the adrenal glands and by a small number of neurons in the medulla oblongata
d) The tricuspid valve — which lies between the two chambers on the right side of your heart — consists of three flaps of tissue called leaflets
located between the left atrium and the left ventricle (left atrioventricular orifice).
e) The primary function of the small intestine is the absorption of nutrients and minerals found in food.
Transpiration occurs through stomata in leaves of plants.