EVERYDAY SCIENCE

SCIENCE

SKELETAL SYSTEM

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
While writing one holds the pen by tips of the digits 1,2 and 3 of the hand supported by the.
A
Carpals
B
Metacarpals
C
Phalanges
D
All of the above
Explanation: 

Detailed explanation-1: -Human hands contain fourteen digital bones, also called phalanges, or phalanx bones: two in the thumb (the thumb has no middle phalanx) and three in each of the four fingers.

Detailed explanation-2: -Digit 1 contains a PROXIMAL and DISTAL PHALANX. The remaining 4 digits, using digit 2 as an example, contain a PROXIMAL, MIDDLE, and DISTAL PHALANX. The proper terminology for an individual phalanx would be, for example, “MIDDLE PHALANX OF DIGIT 2".

Detailed explanation-3: -The index and middle finger grip above the thumb. The whole hand is arched like a fist around the pen. The thumb is usually on the opposite side and holding against it.

Detailed explanation-4: -Phalanges. The 14 bones that are found in the fingers of each hand and also in the toes of each foot.

There is 1 question to complete.