Anatomy & Physiology B/C

Test your knowledge of various Science Olympiad events.
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mangothecat
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Re: Anatomy & Physiology B/C

Post by mangothecat »

yew wrote:During which stage of sleep is growth hormone released?
stage 3
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Re: Anatomy & Physiology B/C

Post by yew »

mangothecat wrote:
yew wrote:During which stage of sleep is growth hormone released?
stage 3
Yup
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Re: Anatomy & Physiology B/C

Post by mangothecat »

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
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Re: Anatomy & Physiology B/C

Post by yew »

mangothecat wrote: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
1. endolymph - K+, perilymph - Na+
2. a. endolymph
b. perilymph
c. perilymph
d. endolymph ?
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Re: Anatomy & Physiology B/C

Post by mangothecat »

yew wrote:
1. endolymph - K+, perilymph - Na+
2. a. endolymph
b. perilymph
c. perilymph
d. endolymph ?
Yeeup, all of them are correct! Your turn.
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Re: Anatomy & Physiology B/C

Post by yew »

Why does the shingles rash appear as a band across the skin?
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Re: Anatomy & Physiology B/C

Post by mangothecat »

yew wrote:Why does the shingles rash appear as a band across the skin?
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.
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Disease Detectives: 1/1/2/1/1/
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Re: Anatomy & Physiology B/C

Post by yew »

mangothecat wrote:
yew wrote:Why does the shingles rash appear as a band across the skin?
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 :!: :!:
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Re: Anatomy & Physiology B/C

Post by mc408 »

yew wrote:During which stage of sleep is growth hormone released?
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
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Re: Anatomy & Physiology B/C

Post by smrt1337 »

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