The ____________________ theory proposes that a diversity of lymphocytes is produced during development, each preprogrammed to synthesize antibody against only one of an almost limitless variety of antigens

Fill in the blank(s) with correct word


clonal selection

Anatomy & Physiology

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Which of the following is a mechanistic explanation of a physiological phenomenon?

a. You breathe to obtain oxygen. b. You sweat to cool off. c. Your stomach secretes digestive juices when stimulated by the nervous system. d. Your heart beats to pump blood. e. Your kidneys produce urine so that cellular wastes do not poison your body.

Anatomy & Physiology

What is the termination point for the anterolateral pathway?

A. Gray commissure of spinal cord B. Thalamus C. Posterior horn of spinal cord D. Cerebellum E. Medulla oblongata

Anatomy & Physiology

Auditory impulses are transmitted by the _____ portion of the vestibulocochlear nerve

A. spiral B. cochlear C. vestibular D. ossicular E. tympanic

Anatomy & Physiology

Which types of neurons are typically in a reflex arc?

A. Sensory neurons, interneurons, and motor neurons B. Bipolar neurons and motor neurons C. Sensory neurons and interneurons D. Sensorineurons, multipolar neurons, and interneurons

Anatomy & Physiology