Only lymphocytes possessing ________ that can bind with the ________ on an invading pathogen are involved in the immune response against it.

A. receptors; antigens
B. receptors; antibodies
C. antigens; receptors
D. antibodies; receptors


Answer: A

Anatomy & Physiology

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Arrange the following list of membranes in correct sequence in which they function during the process of hearing.(1) Tectorial membrane(2) Vestibular membrane(3) Tympanic membrane(4) Basilar membrane

A. 1, 2, 3, 4 B. 3, 2, 4, 1 C. 4, 3, 2, 1 D. 3, 4, 1, 2 E. 2, 4, 3, 1

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Indicate whether the statement is true or false

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Which of the following formed elements releases serotonin?

A) Platelets B) Neutrophils C) Basophils D) Erythrocytes

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