Which formed element is not a true cell?
A. Platelet
B. Antibody
C. Erythrocyte
D. Neutrophil
E. Monocyte
A. Platelet
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From about week 20 to 36, fine hair called __________ covers the fetus.
Fill in the blank(s) with the appropriate word(s).
A loss of speech and memory is called ____________________.?
Fill in the blank(s) with correct word
Nociceptors may be either myelinated or unmyelinated, and function to carry pain sensations to the spinal cord using ________ and ________ as neurotransmitters.
A. acetylcholine; substance P B. substance P; norepinephrine C. glutamate; acetylcholine D. substance P; glutamate
Define excitatory postsynaptic potential (EPSP) and inhibitory postsynaptic potential (IPSP)
A) An excitatory postsynaptic potential is a graded hyperpolarization by the postsynaptic cell and an inhibitory postsynaptic potential is a graded repolarization by the postsynaptic cell. B) An excitatory postsynaptic potential is a graded repolarization by the postsynaptic cell and an inhibitory postsynaptic potential is a graded hyperpolarization by the postsynaptic cell. C) An excitatory postsynaptic potential is a graded hyperpolarization by the postsynaptic cell and an inhibitory postsynaptic potential is a graded depolarization by the postsynaptic cell. D) An excitatory postsynaptic potential is a graded depolarization by the postsynaptic cell and an inhibitory postsynaptic potential is a graded hyperpolarization by the postsynaptic cell. E) An excitatory postsynaptic potential is a graded depolarization by the postsynaptic cell and an inhibitory postsynaptic potential is a graded repolarization by the postsynaptic cell.