The left renal vein, right renal vein, right suprarenal vein, and right gonadal vein merge directly into the
A. superior vena cava.
B. great saphenous vein.
C. inferior vena cava.
D. common iliac vein.
E. obturator vein.
C
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Facilitated diffusion requires energy expenditure
Indicate whether the statement is true or false
This figure shows an example of regulation of hormone secretion by a negative feedback loop. The large box labeled 1 represents the initial stimulus. What hormones are represented by the small boxes labeled a, b, and c?
A. a = TSH, b = TH, c = TRH B. a = TSH, b = TRH, c = TH C. a = TRH, b = TSH, c = TH D. a = TIH, b = TSH, c = TH E. a = TRH, b = TSH, c = TIH
The axon membrane responds to the injection of a subthreshold positive current with:
A. transient depolarization only in the region where the current is injected B. maintained depolarization until negative current is injected C. maximal depolarization locally and attenuated depolarization along the axon D. immediately opening K+ channels to maintain resting potential E. firing an action potential
Which of the following is an example of declarative memory?
A. recognition of a person's face and matching a name to it B. remembering how to ride a bicycle C. being able to recall a phone number for only a short period of time D. being given a specific address and being able to recall it several days or weeks later E. responding to the sight, smell, taste, or thought of one's favorite food with salivation and hunger pangs