Anatomy & Physiology B/C

Test your knowledge of various Science Olympiad events.
User avatar
mangothecat
Member
Member
Posts: 41
Joined: August 3rd, 2015, 9:16 pm
Division: B
State: CA

Re: Anatomy & Physiology B/C

Postby mangothecat » January 19th, 2017, 4:28 pm

During which stage of sleep is growth hormone released?
answer:
stage 3

yew
Member
Member
Posts: 12
Joined: May 8th, 2016, 5:29 pm
Division: C
State: TX

Re: Anatomy & Physiology B/C

Postby yew » January 20th, 2017, 6:42 am

During which stage of sleep is growth hormone released?
answer:
stage 3
Yup

User avatar
mangothecat
Member
Member
Posts: 41
Joined: August 3rd, 2015, 9:16 pm
Division: B
State: CA

Re: Anatomy & Physiology B/C

Postby mangothecat » January 20th, 2017, 12:58 pm

1. Name the differences in chemical composition between endolymph and perilymph.
2. State whether the following structures contain endolymph or perilymph:
a. cochlear duct
b. scala vestibuli
c. scala tympani
d. utricle

yew
Member
Member
Posts: 12
Joined: May 8th, 2016, 5:29 pm
Division: C
State: TX

Re: Anatomy & Physiology B/C

Postby yew » January 22nd, 2017, 10:51 pm

1. Name the differences in chemical composition between endolymph and perilymph.
2. State whether the following structures contain endolymph or perilymph:
a. cochlear duct
b. scala vestibuli
c. scala tympani
d. utricle
uh guesses
1. endolymph - K+, perilymph - Na+ 2. a. endolymph b. perilymph c. perilymph d. endolymph ?

User avatar
mangothecat
Member
Member
Posts: 41
Joined: August 3rd, 2015, 9:16 pm
Division: B
State: CA

Re: Anatomy & Physiology B/C

Postby mangothecat » January 23rd, 2017, 8:00 pm

uh guesses
1. endolymph - K+, perilymph - Na+ 2. a. endolymph b. perilymph c. perilymph d. endolymph ?
Yeeup, all of them are correct! Your turn.
“Cats can work out mathematically the exact place to sit that will cause most inconvenience.” ~Pam Brown
2016: Churchill, Mira Loma, Mesa/Wilson, Wicklund, Regs, States
Anat&Physio: 2/3/1/1/1/
Disease Detectives: 1/1/2/1/1/
Microbe Mission: 1/4/2/2/2/

yew
Member
Member
Posts: 12
Joined: May 8th, 2016, 5:29 pm
Division: C
State: TX

Re: Anatomy & Physiology B/C

Postby yew » January 24th, 2017, 5:52 pm

Why does the shingles rash appear as a band across the skin?

User avatar
mangothecat
Member
Member
Posts: 41
Joined: August 3rd, 2015, 9:16 pm
Division: B
State: CA

Re: Anatomy & Physiology B/C

Postby mangothecat » January 24th, 2017, 7:02 pm

Why does the shingles rash appear as a band across the skin?
answer
Each spinal nerve innervates a band of skin called a dermatome. The shingles virus reactivates in a dorsal root ganglion and travels down the corresponding spinal nerve, ultimately causing inflammation in the associated dermatome.
“Cats can work out mathematically the exact place to sit that will cause most inconvenience.” ~Pam Brown
2016: Churchill, Mira Loma, Mesa/Wilson, Wicklund, Regs, States
Anat&Physio: 2/3/1/1/1/
Disease Detectives: 1/1/2/1/1/
Microbe Mission: 1/4/2/2/2/

yew
Member
Member
Posts: 12
Joined: May 8th, 2016, 5:29 pm
Division: C
State: TX

Re: Anatomy & Physiology B/C

Postby yew » January 25th, 2017, 2:01 am

Why does the shingles rash appear as a band across the skin?
answer
Each spinal nerve innervates a band of skin called a dermatome. The shingles virus reactivates in a dorsal root ganglion and travels down the corresponding spinal nerve, ultimately causing inflammation in the associated dermatome.
yup :!: :!:

mc408
Member
Member
Posts: 10
Joined: January 25th, 2017, 4:45 pm
Division: C
State: OH

Re: Anatomy & Physiology B/C

Postby mc408 » January 25th, 2017, 8:09 pm

During which stage of sleep is growth hormone released?
Answer
HGH is released during NREM, Stage 3 sleep. Theta and delta waves appear as blood rushes from the brain to muscles for reparation.
EDIT: Sorry for the redundancy. Somehow the most recent posts didn't load for me. RIP me XD
Mentor High School

smrt1337
Member
Member
Posts: 16
Joined: January 26th, 2017, 7:31 pm
Division: B
State: WI
Location: high as a georgia pine

Re: Anatomy & Physiology B/C

Postby smrt1337 » January 29th, 2017, 1:13 pm

Which subunit of the G-protein binds to adenylyl cyclase?

mc408
Member
Member
Posts: 10
Joined: January 25th, 2017, 4:45 pm
Division: C
State: OH

Re: Anatomy & Physiology B/C

Postby mc408 » February 3rd, 2017, 5:23 pm

Which subunit of the G-protein binds to adenylyl cyclase?
Answer
The G alpha subunit activates adenylyl cyclase, which converts ATP into cAMP.
Mentor High School

smrt1337
Member
Member
Posts: 16
Joined: January 26th, 2017, 7:31 pm
Division: B
State: WI
Location: high as a georgia pine

Re: Anatomy & Physiology B/C

Postby smrt1337 » February 4th, 2017, 6:49 pm

Which subunit of the G-protein binds to adenylyl cyclase?
Answer
The G alpha subunit activates adenylyl cyclase, which converts ATP into cAMP.
corekt! (;) see what i did there?)

rgandhi2002
Member
Member
Posts: 16
Joined: July 25th, 2016, 11:01 pm
Division: C
State: CA
Location: somewhere doing something

Re: Anatomy & Physiology B/C

Postby rgandhi2002 » February 6th, 2017, 9:06 pm

Which subunit of the G-protein binds to adenylyl cyclase?
Answer
The G alpha subunit activates adenylyl cyclase, which converts ATP into cAMP.
(Psst post a question)
always a scioly kid at heart

mc408
Member
Member
Posts: 10
Joined: January 25th, 2017, 4:45 pm
Division: C
State: OH

Re: Anatomy & Physiology B/C

Postby mc408 » February 12th, 2017, 11:21 am

Which adrenergic receptors generally excite effector tissues when activated?
Mentor High School

User avatar
mangothecat
Member
Member
Posts: 41
Joined: August 3rd, 2015, 9:16 pm
Division: B
State: CA

Re: Anatomy & Physiology B/C

Postby mangothecat » February 20th, 2017, 4:01 pm

Which adrenergic receptors generally excite effector tissues when activated?
answer
alpha 1 & beta 1 receptors
“Cats can work out mathematically the exact place to sit that will cause most inconvenience.” ~Pam Brown
2016: Churchill, Mira Loma, Mesa/Wilson, Wicklund, Regs, States
Anat&Physio: 2/3/1/1/1/
Disease Detectives: 1/1/2/1/1/
Microbe Mission: 1/4/2/2/2/


Return to “2017 Question Marathons”

Who is online

Users browsing this forum: No registered users and 1 guest