The ________, or pinna, is the fleshy part of the external ear.
Fill in the blank(s) with the appropriate word(s).
auricle
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The tough superficial layer of the epidermis is known as the stratum
A) corneum. B) lucidum. C) basale. D) granulosum. E) spinosum.
Each of the following describes the action of aldosterone except one. Which of the following does not describe the activity of aldosterone hormone?
A) It will result in higher sodium levels in the urine. B) It promotes an increase in blood pressure. C) It promotes an increase in sodium reabsorption from the kidney to the blood. D) It will reduce urine output.
Diurnal variation in secretion
a. occurs with glucocorticoids. b. is related to the sleep-awake cycle. c. occurs as a result of stress. d. both (a) and (b) above. e. all of these answers.
Which type of intercellular connection facilitates the passage of electrical signals between cardiocytes and enables a coordinated heart beat?
A. Tuxedo junctions B. Gap junctions C. Tight junctions D. Desmosomes E. J junctions