Which of the following muscles of mastication would be responsible for mandibular elevation?
A) Temporalis
B) Zygomaticus major
C) Stylohyoid
D) Lateral pterygoid
E) Zygomaticus minor
A
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Where do preganglionic neurons originate?
A) pons and medulla B) frontal lobe of the cerebrum C) parietal lobe of the cerebrum D) cerebellum
What is the path of blood from the heart to the right little finger (pinky) and back to the heart?
A. Aorta ? right subclavian artery ? right axillary artery ? right brachial artery ? right radial artery ? palmar arches ? venous palmar arches ? right radial vein ? right brachial vein ? right axillary vein ? right subclavian vein ? superior vena cava B. Aorta ? brachiocephalic trunk ? right subclavian artery ? right axillary artery ? right brachial artery ? right ulnar artery ? palmar arches ? venous palmar arches ? right ulnar vein ? right brachial vein ? right axillary vein ? right subclavian vein ? right brachiocephalic vein ? superior vena cava C. Aorta ? right subclavian artery ? right axillary artery ? right brachial artery ? right basilic artery ? palmar arches ? venous palmar arches ? right basilic vein ? right cephalic vein ? right subclavian vein ? right brachiocephalic vein ? superior vena cava D. Aorta ? brachiocephalic trunk ? right subclavian artery ? right axillary artery ? right brachial artery ? right ulnar artery ? palmar arches ? venous palmar arches ? right basilic vein ? right cephalic vein ? right axillary vein ? right brachiocephalic vein ? superior vena cava
What must happen before a body cell can begin mitotic cell division?
A)Its DNA must be replicated exactly so that identical copies of the cell's genes can be passed on to each of its offspring. B)The DNA undergoes mutation in order to increase variation in the cell population. C)Its DNA must be divided in half so that half can go to one daughter cell and half can go to the other daughter cell. D)The DNA is expelled from the cell so that it will not be affected by the division process.
Hyperventilation leads to respiratory alkalosis
Indicate whether this statement is true or false.