The small bean-shaped bodies into which the lymphatic vessels drain are the

A. lymph nodes.
B. adrenals.
C. subclavian veins.
D. valves.


A

Biology & Microbiology

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What is abnormal muscle tone or tension called?

a. dystonia b. atrophy c. dystrophy

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A fixed action pattern is a sequence of behaviors that, once triggered, is ____

Fill in the blank with the appropriate word.

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Which of the following is not associated with the bundle of microfilaments supporting each microvillus in small intestine mucosal cells?

A) fimbrin B) villin C) fascin D) myosin I E) All are associated with the microvillus microfilament bundle.

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Which best describes the protective action of blinking?

A) An interneuron detects motion and sends this message to the peripheral nervous system (PNS), and the PNS sends a message back to blink. B) A sensory receptor detects motion, a sensory neuron sends this information to the spinal cord, and the information in the central nervous system (CNS) sends a message back to blink. C) A cell body detects motion, a sensory neuron sends this message to the peripheral nervous system (PNS), and the PNS sends a message back to blink. D) A cell body detects motion, a sensory neuron sends this message to the spinal cord, and the information in the central nervous system (CNS) sends a message back to blink.

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