Name: The Human Heart and Its Functions
Uploaded: 2019-07-19
Duration: 3 min 53 s
Description: Do you know that the heart is a muscular organ? It acts as a pump and is constantly pumping blood throughout our body. How does it function as a circulatory...

Question

Column A	Column B
$1 .$ Cerebrum	$(a)$ Control heartbeat
$2 .$ Medulla oblongata	$(b)$ Thyroid
$3 .$ Hormones	$(c)$ Balance of the body
$4 .$ Cerebellum	$(d)$ Centre for intelligence
$5 .$ Goitre	$(e)$ Chemical messengers
$6 .$ Stress	$(f)$ Adrenal gland

Accepted Answer

$1 - d$
Cerebrum is the uppermost and largest part of the brain. Centre for intelligence and memory.

$2 - a$
Medulla oblongata is the lowest part of the brain and controls the activity of internal organs (like heartbeat and breathing).

$3 - e$
Chemical coordination in living organisms is brought about by chemical substances called hormones. The hormones are produced in special organs, which are called endocrine glands.

$(b)$
Cerebellum is a small area located just under the cerebrum at the back of the head. Maintains balance of the body. It coordinates muscular activity.

$5 - b$
Goitre is an abnormal enlargement of your thyroid gland. Thyroid gland is a butterfly-shaped gland located at the base of the neck just below the Adam's apple. Worldwide, over $90 %$ of goitre cases are caused by iodine deficiency.

$4 .$
Cortisol is the called the stress hormone because it is secreted during stress. It is secreted by the adrenal gland. Adrenal glands are small, triangular-shaped glands located on top of both kidneys.

Column A Column B

$1 .$ Cerebrum $(d)$ Centre for intelligence

$2 .$ Medulla oblongata $(a)$ Control heartbeat

$3 .$ Hormones $(e)$ Chemical messengers

$4 .$ Cerebellum $(c)$ Balance of the body

$5 .$ Goitre $(b)$ Thyroid

$6 .$ Stress $(f)$ Adrenal gland

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