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BIOS 252 Midterm Exam 2023 / BIOS252 Midterm Exam (Review and Essay Question Answer) Anatomy and Physiology II with Lab: Chamberlain College of Nursing $15.49
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BIOS 252 Midterm Exam 2023 / BIOS252 Midterm Exam (Review and Essay Question Answer) Anatomy and Physiology II with Lab: Chamberlain College of Nursing
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BIOS 252 Midterm Exam 2023 / BIOS252 Midterm Exam (Review and Essay Question Answer) Anatomy and Physiology II with Lab: Chamberlain College of Nursing

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  • October 8, 2024
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BIOS 252 Midterm Exam 2023 / BIOS252 Midterm
Exam (Review and Essay Question Answer)
Anatomy and Physiology II with Lab: Chamberlain
College of Nursing


Terms in this set (98)


Part of the ANS as a division/ parallel of the
Parasympathetic.


It is a LOCAL system, has more neurons that the spinal
cord and is called the "small brain".
Describe the Enteric
Nervous System Since it is local it uses Local reflexes, but still does
communicate with the CNS some via the Vegas
Nerve/Parasympathetic, so also long nerves


It is independent of the nervous system, it still gets
signals but functions on its own ... wut (lets talk)

Long vs Local Reflex Long involves the CNS while the local does not,

Sense receptors signal to the CNS, CNS
Describe what happens communicates with ANS, the ANS sends long reflexes
when you smell ravioli to cells of the digestive system to start creating
Gastric juices.

Why is the Digestive Tract It is exposed to the outside world via the mouth and
considered to be outside the bumhole. Basically is just a disassembly line.
of your body?

What are the 2 parts of the The Digestive Tract
Digestive System? The Accessory Organs (Teeth, Pancreas...)

, None, trick question, hehe
How much digestion does
The food is only in your throat for a few seconds so
the esophagus do?
there is no digestion, only propulsion.

Cardia - Top part near Heart
(Cardiac Sphincter
Fundus - Upper region, Little digestion here, just
stores juices.
What are the 4 parts of Body - main region of digestion
the stomach? Pyloric Region - Bottom, but of course it is again
subdivided into...


Pyloric Atrium which thins into the Pyloric Canal which
ends at the Pyloric Sphincter.

Cardiac acts like a one way valve to allow food down
the esophagus and into the stomach and doesn't let
What is the role of the stuff come up because of the acidity.
Cardiac and Pyloric
Sphincter? Pyloric is at the end of the stomach and connects to
the small intestine, is used to let small portions at a
time into the small intestine for digestion

Storage - It is real big and the small intestine needs
time to digest/absorb so it stores a lot of food until
the small intestine is ready.

What are the 3 main roles
Digestion of Proteins - very important for this but
of the stomach
does little for carbs and lipids.


Immune - Very acidic to help combat all of the
pathogens you eat. YUM

What type of tissues faces Epithelial
the lumen?

, Longitudinal - fibers that extend length of stomach
(most external)


Circular - oriented beneath longitudinal at 90
What are the different degrees.
types of muscles in the
stomach and what do they These are used for Peristalsis
do?
Makes stomach unique cause it has 3...
Oblique - the most internal muscle that is diagonal to
the other muscles and is responsible for mechanical
digestion (churning).

the involuntary contraction/relaxation of the
Wut is peristalsis longitudinal and circular muscles that moves food
down the GI Tract.

Your weird
What happens if you eat But, the digestive process takes longer because it is
upside down? working against gravity but peristalsis is still enough
to move the food along the GI Tract.

Rugae are folds in the stomach lining so that when the
Describe Rugae and why stomach expands to store food, the cells don't rip,
they are important they just unfold. Not neccesairly for increased surface
area. (TALK ABOUT RUGAE,SA, and PITS)

mixture of partially digested food and gastric juice
(which came from the gastric glands in the gastric
What is chyme pits).


This is usually what you throw up

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