The arm is attached to the thorax by the
A. pectoralis major and teres major.
B. supraspinatus and latissimus dorsi.
C. pectoralis minor and pectoralis major.
D. latissimus dorsi and pectoralis major.
E. biceps brachii and triceps brachii.
D
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According to the hierarchy of motor control,
A. structures in the middle level receive information from both the higher and the local levels of the hierarchy. B. the local level of control includes the cerebellum and basal nuclei. C. afferent information from skin, joint, and muscle receptors cannot modify a movement once it has been initiated by a motor program from the middle level of the hierarchy. D. the highest level of control consists entirely of neurons in the primary motor region of the cerebral cortex. E. the middle level of control does not involve any areas of the cerebral cortex.
If you stand on tiptoes to reach something high, you are performing __________ at the ankles.
A. plantar flexion B. abduction C. opposition D. dorsiflexion E. eversion
Listening with a stethoscope just to the right near the lower end of the sternum, sounds come most distinctly from the
A. tricuspid valve. B. pulmonary valve. C. mitral valve. D. aortic valve.
A condition called __________ is a failure of the testes to descend into the scrotum.
Fill in the blank(s) with the appropriate word(s).