What structure is formed by the thickening of the smooth muscle cell wall surrounding the bladder 2) that regulates the flow of urine from the bladder?
A) internal urethral sphincter
B) detrusor muscle
C) urethral muscle
D) external urethral sphincter
E) bladder sphincter
Answer: A) internal urethral sphincter
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Select the group of bones that comprise the innominate bones.
a. ilium, ischium, pubis b. carpals, metacarpals, phalanges c. ulna, radius, humerus
A thin piece of dome-shaped cuticle was found near one of the joints in a cricket leg. When it was removed, the animal could no longer make coordinated movements, but it could still respond to the rapid approach of a predator
This structure is most likely a A) Trichoidsensilla. B) Campaniformsensilla. C) Joint capsule receptor. D) Muscle spindle.
In a routine examination, some blood is taken and analyzed. The results show a high IgM level for the mumps antigen. This would indicate __________.
A) the person is immune to mumps. B) the person is allergic to mumps. C) the person has just recovered from mumps. D) the person is just coming down with mumps. E) None of the answers are correct.
Which bone does not contribute to the medial longitudinal arch of the foot?
A. Talus B. Cuboid C. Navicular D. Metatarsal I E. Medial cuneiform