This topic contains a solution. Click here to go to the answer

Author Question: From an evolutionary perspective, what is the most likely reason why stimulation of the sympathetic ... (Read 91 times)

123654777

  • Hero Member
  • *****
  • Posts: 585
From an evolutionary perspective, what is the most likely reason why stimulation of the sympathetic nervous system represses erections in males?
 
  a. A diminished erection may have been a prehistoric signal for females to flee and seek shelter.
  b. An erection may attract unwanted completion or threats from intruders.
  c. It would better serve the organism as a whole if the physiological resources required to maintain an erection were allocated to other body parts.
  d. If a male encounters an aggressor, an erect penis is an easy target for the aggressor to attack.

Question 2

Andrew is hiking through the woods on his way to a secluded campsite where he will meet up with several friends. Andrew is feeling relaxed and happy as he thinks about his camping trip, until he spots a mountain lion close to the trail where he is hiking.
 
  Which physiological system is likely to kick into full gear when Andrew encounters the mountain lion?
 
  a. central nervous system c. parasympathetic nervous system
  b. automatic nervous system d. sympathetic nervous system



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

briezy

  • Sr. Member
  • ****
  • Posts: 347
Answer to Question 1

ANS: C

Answer to Question 2

ANS: D




123654777

  • Member
  • Posts: 585
Reply 2 on: Jun 18, 2018
Thanks for the timely response, appreciate it


daiying98

  • Member
  • Posts: 354
Reply 3 on: Yesterday
Excellent

 

Did you know?

Ether was used widely for surgeries but became less popular because of its flammability and its tendency to cause vomiting. In England, it was quickly replaced by chloroform, but this agent caused many deaths and lost popularity.

Did you know?

In 1864, the first barbiturate (barbituric acid) was synthesized.

Did you know?

Drying your hands with a paper towel will reduce the bacterial count on your hands by 45–60%.

Did you know?

About one in five American adults and teenagers have had a genital herpes infection—and most of them don't know it. People with genital herpes have at least twice the risk of becoming infected with HIV if exposed to it than those people who do not have genital herpes.

Did you know?

It is important to read food labels and choose foods with low cholesterol and saturated trans fat. You should limit saturated fat to no higher than 6% of daily calories.

For a complete list of videos, visit our video library