Closing or puckering the lips is the action of the ________ muscle.
A. levator anguli oris
B. orbicularis oris
C. auricularis
D. orbicularis oculi
E. zygomaticus
Answer: B
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Bill is a mechanic that works with vibrating tools. He also exerts force on his wrists when twisting wrenches and screws. Bill has a tingling sensation in the lateral portion of his hand. The doctor suspects carpal tunnel syndrome
Which of the following test might the doctor try on her patient? A) Have bill grip an object with his thumb and index finger and try to pull the object away. B) Check for hyperextension at the knuckles of the little and ring finger. C) Have bill flex and extend his arm against resistance. D) Check for reflex on the medial condyle of the humerus with a rubber mallet.
Which layer of the digestive tract is responsible for the peristaltic waves that propel materials from one portion to another?
A) muscularis externa B) serosa C) submucosa D) mucosa
Glycoproteins are protein molecules with molecules of glycogen attached to the amino acid side chains.
Answer the following statement true (T) or false (F)
The values obtained when measuring blood pressure, such as 120/80,
A) are the same on both the pulmonary and systemic circuits. B) exactly match the pressures inside the ventricle during systole and diastole and reflect thepressure in the major arteries during ventricular systole and diastole. C) reflect the pressure in the major arteries during ventricular systole and diastole. D) exactly match the pressures inside the ventricle during systole and diastole. E) All of the answers are correct.