The band between cardiac muscle cells is called a(n) ________ ________.
Fill in the blank(s) with the appropriate word(s).
intercalated disc
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The first step in the visual transduction process that occurs in the retina is
a) activation of amacrine cells. b) absorption of scattered light by the pigmented epithelium. c) interruption of the dark current. d) absorption of light by photopigments. e) generation of action potentials in the optic nerve.
The most abundant skeletal cartilage type is ________.
A) hyaline B) elastic C) fibrocartilage D) epiphyseal
Which of the following is produced within red bone marrow?
A) adipose tissue B) protein C) blood cells D) calcium E) All of the answers are correct.
Blood pressure in the large systemic arteries is greatest during __________.
a. isovolumetric diastole b. isovolumetric systole c. ventricular ejection d. atrial systole