A hand has 8 carpals, 5 metacarpals and 14 phalanges…
Contributed by StemPy LabTry it on paper first. A hint, the key idea and the worked solution are here when you need them.
A hand has carpals, metacarpals and phalanges. A foot has tarsals, metatarsals and phalanges.
- How many bones are in one hand, with the wrist?
- How many bones are in one foot, with the ankle?
- How many bones do hands hold?
Need a reminder? The key ideaShow
Each limb has bones. A hand has carpals, metacarpals and phalanges. A foot has tarsals, metatarsals and phalanges. The pectoral girdle has a clavicle and a scapula in each half. The pelvic girdle has two coxal bones. The whole skeleton has bones.
The worked solution
Have you tried it?
Work it out on paper first. It is fine to get stuck or make a mistake: that is how we learn. When you are ready, go through the solution one step at a time, and check each step against your own.
Given. The counts above.
Plan. Add the three groups of each part.
Step 1. One hand. .
Step 2. One foot. .
Step 3. Four hands. .
Answer: ; ; .
Check. A limb has bones. The arm has in the hand and wrist, and more (humerus, radius, ulna). The leg has in the foot and ankle, and more (femur, tibia, fibula, patella). Both add up to .
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