Apa yang menjadi penyebab utama peningkatan frekuensi napas saat seseorang mulai berolahraga?
Fisiologi Latihan - Respiratory System

Quiz
•
Other
•
3rd Grade
•
Hard
Mia Amalia
Used 1+ times
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10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
Aktivasi pusat motorik di medula spinalis
Stimulasi chemoreceptor akibat peningkatan CO₂
Penurunan volume darah
Vasokonstriksi pembuluh paru
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Volume udara yang dihirup dalam satu kali napas disebut...
Ventilasi total
Volume residual
Volume tidal
Volume cadangan
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Saat berolahraga, tubuh mengaktifkan otot-otot tambahan untuk membantu pernapasan. Salah satu otot berikut yang berperan dalam inspirasi adalah...
Trapezius
Scalene
Rectus abdominis
Gluteus maximus
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Efek Bohr menggambarkan fenomena ketika...
Hemoglobin mengikat O₂ lebih kuat saat suhu meningkat
Hemoglobin melepaskan O₂ lebih mudah saat pH menurun
CO₂ diangkut dalam bentuk gas bebas
Bronkus menyempit karena latihan
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Peningkatan ventilasi saat latihan bertujuan untuk...
Menurunkan suhu tubuh
Menghindari kelelahan otot
Mempercepat pertukaran gas O₂ dan CO₂
Meningkatkan kadar hormon adrenalin
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Struktur yang mengatur ritme dasar pernapasan di otak adalah...
Hipotalamus
Korteks serebri
Medula oblongata
Cerebellum
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Peningkatan adrenalin selama latihan menyebabkan...
Bronkokonstriksi
Bronkodilatasi
Penurunan denyut jantung
Hiperventilasi
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