The dural venous sinuses are located in the
A) paranasal cavity.
B) arachnoid folds.
C) pia mater.
D) dural folds.
E) tentorium cerebelli.
D
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Tissues damaged by myocardial infarction are replaced by connective tissue
Indicate whether the statement is true or false
GnRH is secreted from the ____ and stimulates ____ secretion
a. anterior pituitary, FSH b. anterior pituitary, ADH c. posterior pituitary, FSH d. posterior pituitary, LH e. testis, testosterone
In general, freshwater teleosts lay adhesive eggs that remain in one place until they hatch, whereas marine teleosts release free-floating eggs that are carried away by water currents
(There are exceptions to that generalization in both freshwater and marine forms.) What can you infer about differences in the biology of newly hatched freshwater and marine teleosts on the basis of that difference in their reproduction?
Which of the following moves the membrane potential of the postsynaptic neuron closer to threshold?
A) inhibitory postsynaptic potential (IPSP) B) opening of potassium ion channels C) excitatory postsynaptic potential (EPSP) D) hyperpolarization