a body hormone produced in case of anger, fear, or excitement that makes the heart beat faster and the body react quicker
アドレナリン
a chemical substance produced in the body of living things influencing growth and affecting the functionality of cells or tissues
ホルモン, ホルモン物質
a sack of tissue that is attached to the large intestine and is surgically removed if infected
虫垂
the large muscle at the front of the upper part of the arm, which flexes the forearm
上腕二頭筋, バイセプス
a long flat bone at the center of the chest that connects the ribs and the shoulder girdle
胸骨
the flow and movement of blood around and in all parts of the body
血液循環, 血液の流れ
either of the pair of bones that go across the top of the chest from the base of the neck to the shoulders
鎖骨, 肩鎖骨
each of the parts above the legs and below the waist at either side of the body
ヒップ, ヒップ(解剖)
a long, continuous tube in the body through which the food coming from the stomach moves and is passed
腸, 腸管
a place in the body where two bones meet, enabling one of them to bend or move around
関節, ジョイント
an arm or a leg of a person or any four-legged animal, or a wing of any bird
肢, 腕または脚
the network of neurons and fibers that interpret stimuli and transmit impulses from the body to the brain
神経系, 神経ネットワーク
a group of cells in the body of living things, forming their different parts
組織, 筋肉組織
the row of small bones that are joined together down the center of the back of the body
脊椎, 背骨
the rhythmic beating of the blood vessels created when the heart pumps, especially felt on the wrist or at the sides of the neck
脈拍, パルス
(anatomy) the bony structure in the chest formed by the ribs which protects organs in the thoracic cavity
胸郭, あばら骨
the bony structure that surrounds and provides protection for a person's or animal's brain
頭蓋骨