Question

Which of the below criterion is used to name Triceps brahii muscle?

1. location

2. size

3. insertion/origin

4. shape

5. direction of fibers

6. action

7. number of origin

Answer choices:

a. 4, 2, 7

b. 1, 2, 3, 6

c. 3, 5

d. 1, 7

e. 1, 3, 5, 7

Answer 1

The criteria that are used to name triceps brachii muscles are ,

  1,2,3,6.   (Location, size, insertion/origin, action )

   These are the order wise criteria to name a triceps brachi muscle.

Triceps brachii is the large muscle on the back of upper limb.
The muscle is of large size.

orginates from infraglenoid tubercle of scapula and inserts on olecranon process of ulna. Action of this muscle is extension of  forearm, extension of long head arm, adducts arm, Extends shoulder.