The tube that leaves the scrotal sac and enters the abdominal cavity is the:
a. epididymis
b. ductus deferens
c. ejaculatory duct
d. urethra
b. ductus deferens
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During the gastric phase of gastric secretion, which of the following stimulates stomach contractions?
A) secretin B) HCl C) pepsinogen D) gastrin E) trypsin
The sympathetic division of the ANS has
A. long postganglionic axons. B. norepinephrine as a transmitter substance. C. preganglionic neuron cell bodies in the T1-L2 regions of the spinal cord. D. Two of the choices are correct. E. All of the choices are correct.
Using the figure below, identify the labeled part.
1) Label A: ______________________________
2) Label B: ______________________________
3) Label C: ______________________________
4) Label D: ______________________________
5) Label E: ______________________________
6) Label F: ______________________________
7) Label G: ______________________________
8) Label H: ______________________________
9) Label I: ______________________________
10) Label J: ______________________________
11) Label K: ______________________________
12) Label L: ______________________________
13) Label M: ______________________________
14) Label N: ______________________________
15) Label O: ______________________________
16) Label P: ______________________________
17) Label Q: ______________________________
18) Label R: ______________________________
19) Label S: ______________________________
20) Label T: ______________________________
21) Label U: ______________________________
22) Label V: ______________________________
23) Label W: ______________________________
24) Label X: ______________________________
25) Label Y: ______________________________
26) Label Z: ______________________________
27) Label AA: ______________________________
28) Label BB: ______________________________
29) Label CC: ______________________________
30) Label DD: ______________________________
The regulation of the activity of the breathing muscles, the diaphragm and external intercostals, is controlled by nerve impulses transmitted from the brain via the ________ and ________ nerves
A) splanchnic; sacral B) trochlear; trigeminal C) phrenic; intercostal D) cranial; spinal