The skeletal muscle that fl exes the forearm after pronation (palm down position as in a pull-up) is the brachialis. Its origin is the humerus, and the insertion is the upper front of the ulna. Identify the class of lever involved and explain why you made this choice
What will be an ideal response?
This is a class I lever
because the fulcrum (in this case the elbow) is located between the effort and the load.
Anatomy & Physiology
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Ligaments attach muscle to bone.
Answer the following statement true (T) or false (F)
Anatomy & Physiology
Ribs that join the sternum directly by costal cartilages are called
A) true ribs. B) floating ribs. C) false ribs. D) vertebrochondral ribs.
Anatomy & Physiology
Which of the following size syringes should be used to administer a 1 ml amount of substance?
a. 10 ml syringe c. 12 ml syringe b. 3 ml syringe d. 6 ml syringe
Anatomy & Physiology
The time following an action potential during which a membrane cannot respond to another stimulus, regardless of its strength, is called the relative refractory period
Indicate whether the statement is true or false
Anatomy & Physiology