Object Lessons on the Human Body Part 4

[Ill.u.s.tration: FIG. A.

1, 2, 3, 4, the upper row of the bones of the wrist.

5, 6, 7, 8, the lower row of the bones of the wrist.

9, 10, the lower ends of the bones of the fore-arm.

11, 12, 13, 14, 15, the upper ends of the bones of the palm of the hand.

 

The bones of the wrist are so firmly fastened together that they are seldom put out of place. The upper row joins with the bones of the fore-arm, the lower with those of the palm of the hand.]

[Ill.u.s.tration: FIG. B.

1, 2, 3, 4, 5, the bones of the palm of the hand.

6, 7, the bones of the thumb.

8, 9, 10, the bones of the first or fore-finger.

11, 12, 13, the bones of the second or middle finger.

14, 15, 16, the bones of the third or ring finger.

17, 18, 19, the bones of the fourth or little finger.]

QUESTIONS ON THE BONES.

How many bones in the body?--"About two hundred."

Of what use are the bones to the body?--"They make the body strong; they form the framework of the body."

How many bones in the face?--"Fourteen."

How many bones in the ear?--"Four small bones."

How many bones at the root of the tongue?--"One."

How many bones in the upper arm?--"One."

How many bones in the fore-arm?--"Two."

How many bones between the wrist and the knuckles?--"Five."

How many bones in the thumb?--"Two."

How many bones in each of the fingers?--"Three."

How many bones in the whole hand?--"Nineteen."

How many bones in the hand and arm?--"Thirty."

How many bones in the thigh?--"One long bone."

How many bones in the lower leg?--"Two."

How many bones in the heel?--"Seven."

How many bones in the middle of the foot?--"Five."

How many bones in the great toe?--"Two."

How many bones in each of the other toes?--"Three."

How many bones in the whole foot?--"Twenty-six."

How many bones in the foot and leg?--"Thirty."

How many bones in two arms and two hands?--"Sixty."

How many bones in two legs and two feet?--"Sixty."

How many bones in the limbs?--"One hundred and twenty."

Where is the knee-pan?--"Over the knee joint."

Where is the longest bone of the body?--"In the thigh."

Where are the smallest bones of the body?--"In the ear."

Point to the collar bones.

Point to the shoulder blades.

How many collar bones have you?--"Two."

How many shoulder blades have you?--"Two."

Point to the spine.

Point to the breastbone.

Point to the skull.

EXERCISE FOR COUNTING THE BONES OF THE HAND.