Compared with the pectoral girdle, the pelvic girdle is
A) not as firmly anchored to the axial skeleton.
B) comprised of more massive bones, which are adapted for weight bearing.
C) composed of more separate bones.
D) more flexible and freely movable.
E) structurally identical.
B) comprised of more massive bones, which are adapted for weight bearing.
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All of the anterior muscles of the forearm, except one, have their proximal attachment on the medial epicondyle of the humerus via a common flexor tendon. Select the exception.
A. Flexor carpi radialis B. Flexor digitorum superficialis C. Flexor pollicis longus D. Flexor carpi ulnaris E. Palmaris longus
The first branch off the abdominal descending aorta is the
A. celiac artery. B. IMA. C. right renal artery. D. left renal artery. E. SMA.
Sound waves are converted into mechanical movements by the
A) auditory ossicles. B) cochlea. C) oval window. D) round window. E) tympanic membrane.
Pyruvate dehydrogenase is located in the
A. cytosol. B. cell membrane. C. outer compartment of the mitochondrion. D. middle of the crista. E. matrix of the mitochondrion.