Skeletal System

Question 1

What does the axial skeleton consist of?

Answer 1

The skull, vertebral column, sternum and ribs.

- it provides support and protection

Question 2

What does the appendicular skeleton consist of?

Answer 2

Of the pectoral (shoulder) and pelvic girdles, upper and lower limbs.
-provides motility for manipulation and locomotion

Question 3

What are the types of bones?

Answer 3

1. Long bone (humorous)
2. Short bone (wrist bone)
3. Irregular bone (vertebra)
4. Sesamoid bone (patella)
5. Flat bone (sternum)

Question 4

What are the functions of the vertebral column?

Answer 4

1. Transmits weight of the trunk to the lower limbs
2. Surrounds and protects the delicate spinal cord
3. Provides and point of attachment for the ribs and muscles of the back and neck.

Question 5

What is the difference between male and female skeletons?

Answer 5

Female pubic arch- greater than 90 degrees, male pubic arch less than 90 degrees
Female pelvic brim- more of an oval shape, male pelvic brim- a heart-like shape

Question 6

What are the functions of the skeletal system?

Answer 6

1. Protect the internal organs
2. Providing support by acting as a structural framework and a point of attachment for ligaments and tendons
3. Assists with body movements
4. Stores and releases salts of calcium and phosphorus
5. Houses red bone marrow- which produces blood cells
6. Stores triglycerides in adipose cells of yellow marrow.

Question 7

How many bones are there in the human body?

Answer 7

206 bones :)