Label I represents which structure(s)?
A) trachea
B) smallest bronchioles
C) bronchus
D) alveoli
E) bronchioles
E) bronchioles
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An injection of a local anesthetic into the spinal column is called a(n) ________.
A. epiphysis B. epidural C. subdural D. cutaneous
In insects, indirect flight muscles
A) Tend to be found in the more primitive orders such as the locusts and dragonflies. B) Change the position of the wings by altering the shape of the thorax. C) Function in the absence of direct flight muscles. D) Are also referred to as synchronous flight muscles.
The __________ femoris has two heads and is an antagonist of the rectus femoris.
Fill in the blank(s) with the appropriate word(s).
Which of the following is not an example of a digestive contractile activity?
a. peristalsis b. segmentation c. threshold contractions d. haustral contractions e. none of these