As they extend from the retina to the brain, the nerve fibers
A) from the nasal half of each retina cross over.
B) all cross over.
C) do not cross over.
D) from the temporal half of each retina cross over.
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Question 2) If the DNA triplet ACA mutates to GCA, then the encoded amino acid changes
from _____ to _____.
Fill in the blank(s) with correct word
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Question 3) Another name for antidiuretic hormone is
A) vasopressin. B) oxytocin. C) intermedin. D) aldosterone.
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Question 4) Axon branches are called collaterals.
Indicate whether the statement is true or false
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Question 5) Formed elements are
A) sodium and potassium. B) blood cells and platelets.
C) blood and lymph. D) serum and plasma.
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Question 6) Both acetylcholine and norepinephrine can affect
A) synthesis of actin and myosin. B) skeletal muscle contraction.
C) exercise tolerance. D) smooth muscle contraction.
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Question 7) Which of the following waves of an ECG pattern is/are correctly described?
A) QRS complexrepolarization of ventricles
B) P wavedepolarization of atria
C) QRST complexdepolarization of ventricles
D) T wavedepolarization of ventricles
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Question 8) Fluid-filled sacs associated with synovial joints are _______.
Fill in the blank(s) with correct word
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Question 9) The functions of the lymphatic system do not include
A) returning interstitial fluid to the bloodstream.
B) protecting the body against infection.
C) transporting the products of lipid digestion from the intestine to the liver.
D) transporting hormones to intestinal smooth muscle.
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Question 10) The femur extends from the knee to the foot.
Indicate whether the statement is true or false
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