× Didn't find what you were looking for? Ask a question
Top Posters
Since Sunday
s
3
v
3
p
3
m
2
s
2
d
2
N
2
d
2
e
2
s
2
s
2
e
2
Home Q & A Board Other Fields Homework Help Sociology
New Topic  
shady shady
wrote...
Go to Answer
6 years ago
Penile erection is caused by _________
 
  A) movements of the penile bone.
  B) contractions of powerful muscles on the underside of the penis.
  C) increased blood flow to the cavernous and spongy bodies within the penis.
  D) contractions in the lining of the endometrium.
Read 65 times
1 Reply
Replies
Answer verified by a subject expert
olcurranolcurran
wrote...
#1
Top Poster
Posts: 747
Rep: 3 0
6 years ago
Sign in or Sign up in seconds to unlock everything for free
1

Related Topics

sleinhi
wrote...

6 years ago
Smart ... Thanks!
nsak
wrote...

Yesterday
This helped my grade so much Perfect
sleinhi
wrote...

2 hours ago
This calls for a celebration Person Raising Both Hands in Celebration
New Topic      
Quick Reply
Explore
Post your homework questions and get free online help from our incredible volunteers
  839 People Browsing
 114 Signed Up Today
Start New Topic Take the Tour CoursesNew Study Tools Topics Trending Browse by Textbook
Live Chat
Related Images
  
 392
  
 5032
  
 695
Your Opinion
What's your favorite math subject?
Votes: 559
Previous poll results: Which 'study break' activity do you find most distracting?