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Do capilaries surround the wall of air sacs?
Yes
What is the general function of the membranes that surround a fetus?
Protection
What sort of blood vessels are surrounding the air sacs in your lungs?
Capillaries are the blood vessels that surround the alveoli, or air sacs, in your lungs. These capillaries are the site of gas exchange.
High level chlorine exposures might cause breakdown of the barrier between the alveoli and pulmonary capillaries?
Air sacs; blood vessels that surround the air sacs
What two body parts surround and protect the fetus as it develops?
uterus and the amniotic sac
What surrounds myofibrils?
The sarcoplasmic reticulum are the membranous interconnecting channels and sacs that surround and run parallel to the myofibrils.
What makes oxygen pass into the capillaries that surround these sacs?
Diffusion. O2 moves from an area of higher concentration to a lower concentration.
Is oxygen and carbon dioxide exchanged in cappillaries that surround tiny sacs called bronchi?
Almost right....the exchange takes place in the alveoli
Does a grasshopper have an amniotic sac?
Grasshoppers do not have an amniotic sac. Animals with amniotic sacs are mammals and birds that have a sac for the fetus to grow and gain nourishment from.
What is used to tell what an offspring will turn out to be?
If the doctor can see a sex organ on the fetus using ultrasound, then that is a good way to tell. Otherwise, they can take a sample of amniotic fluid that surround the fetus, using a needle, then testing the fluid for male or female.
What blood vessels surround the aveoli?
Capillaries The smallest of the blood vessels: capillaries.
How many air sacs does a pigeon have?
Nine
