The single vessel that drains blood from the digestive tract organs to the liver is the ________.
A) hepatic vein
B) hepatic portal vein
C) renal vein
D) inferior vena cava
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Question 2) What is the primary role of the interneuron (association neuron)?
A) carry information from the central nervous system to muscles and/or the viscera
B) form a lipid-protein (lipoprotein) cell membrane on the outside of axons
C) transmit nerve impulses from the skin and organs to the central nervous system
D) connect motor and sensory neurons in their pathways
E) detect the amount of stretch in skeletal muscles or tendons and their joints
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Question 3) Veins draining the head and arms empty into the ________, which carries blood to the right atrium of the heart.
A) superior vena cava
B) inferior vena cava
C) common iliac vein
D) great saphenous vein
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Question 4) Ms. Young feels deep pressure during a tooth extraction. Which type of sensory receptor detects this sensation?
A) free nerve ending
B) Golgi tendon organ
C) Meissner's corpuscle
D) proprioceptor
E) lamellar corpuscle
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Question 5) What does each femoral vein become as it enters the pelvis?
A) external iliac vein
B) great saphenous vein
C) internal iliac vein
D) anterior tibial vein
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Question 6) What part of the neuron releases neurotransmitters from vesicles?
A) axon terminals
B) dendrites
C) axon hillock
D) Schwann cells
E) myelin sheath
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Question 7) What organs are served by the renal arteries and veins?
A) ovaries
B) kidneys
C) testes
D) lungs
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Question 8) Which ciliated neuroglial cell circulates cerebrospinal fluid?
A) oligodendrocytes
B) Schwann cells
C) microglia
D) ependymal cells
E) astrocytes
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Question 9) What is largest artery in the body?
A) brachiocephalic artery
B) pulmonary trunk
C) aorta
D) common carotid artery
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Question 10) Which of these neuroglial cells forms the myelin sheath in the central nervous system?
A) astrocytes
B) oligodendrocytes
C) Schwann cells
D) ependymal cells
E) satellite cells
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