-
5 脳の構造と働き
脳は「小さな宇宙」と呼ばれるほど未知の分野であり,私たちの知らないことが多くあります。以下の
文を通して、脳の構造と働きについて学習してみましょう。
手引き
The brain has three parts: the medulla, the cerebellum, and the
cerebrum. The medulla is at the top of the spinal cord. olt is
inside the skull at the bottom part of the brain. The medulla is
the busiest part of the brain. Al information that the brain gets
must come through the medulla. All answers must go through
the medulla on their way back to the body. A hit to the back
of the neck can kill a person if @it hurts the medulla. The
medulla
延髄
cerebellum
小臓
cerebrum
大脳
spinal cord
cerebellum is above and behind the medulla. It is about the size
of a small ball. People can walk, dance, and play games because
of the cerebellum. We feel hungry because our old, or lower, brain
is working. Scientists call the old brain the feeling brain. The
cerebrum is the thinking brain. It is the biggest part and above
the medulla and the cerebellum. The cerebrum takes up most of
the space in the head. ®lt's the part of the brain that makes us
intelligent human beings.
take up
とる。占める
の 上の文を読み,各問いに答えなさい。
(1) 次の説明は脳のどの部分のことか,( )内にその名称を日本語で答えなさい。
の 脳のいちばん下に位置する
の 脳の中でいちばん大きい
○人の運動機能をつかさどる
へ
へ
へ
(2) 本文のDとのの it はそれぞれ何のことか,文中の英語2語で答えなさい。
O
へ