Nervous System

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Transcript Nervous System

Pharynx
Mouth
Esophagus
Stomach
Large Intestine
Rectum
Small Intestine
Nervous System
1. The Nervous System is divided into 2 parts:
Central Nervous System
Cerebrum – 85% of the brain, controls
thinking, long and short term
memory.
Cerebellum – located at the back of the
brain, controls balance.
Spinal Cord – connects neurons to the brain
Made up of hugh network of
interconnecting neurons across the body.
Cranial Nerve – effects
motion and feeling in the
face. It does not pass
through the spinal cord.
Define Endocrine System:
System of glands that produce endocrine
that help control the body's metabolic
activity.
lower central
Hypothalamus – Located in the ____________________
part of
satiety
the brain, regulates _____________________
and
____________________________.
metabolism
Pituitary Gland- Located in the _____________
of
base
the brain, no larger than a ______________.
Most
pea
important gland because it produces hormones
that control many functions of other
___________________________.
Endocrine glands
front
Thyroid Gland – Located in the ________________
of the neck. Produces hormones that regulate
the body’s _________________________.
metabolism
Parathyroid Gland – Located on either side of
the __________________,
it releases hormones that
Thyroid gland
calcium
regulate _______________
in the blood and
__________________
metabolism.
bone
Kidneys
Adrenal Gland – Located on the ________________,
there are 2 parts. The __________________
Adrenal Cortex produces
hormones that regulate the body’s
metabolism
salt
_____________________,
balance of __________
and
____________,
the _____________________
system and
water
Immune
sexual function.
______________
The ________________________
produces hormones
Adrenal Medulla
adrenaline
like __________________.
They help the body cope
with physical and emotional
________________
by _______________________
stress
increasing
heart rate and blood pressure.
middle
Pinal Gland – Located in the ________________
of the
melatonin
brain, it secretes the hormone ______________________
which helps regulate the _____________________
Wake sleep
cycle.
Reproductive Glands – The main source of sex
hormones
testes
___________________.
In males it is the _____________
testosterone
which produce the hormone ____________________.
ovaries
In females, it is in the _______________________
which
produce 2 hormones, _________________
and
estrogen
___________________.
progesterone
stomach
Pancreas –Located behind the __________________,
digestive
hormonal
it has _____________________
and ________________
functions. It secretes digestive ___________________
enzymes
and also secretes hormones called __________________
insulin
glucagon
and ______________________.
These regulate the level
glucose
of ______________________
(sugar) in the blood.
 Nasal
Cavity is lined
with…

Cilia

Mucous Membranes

Blood Capillaries
 Air
is …

Filtered by cilia

Moistened by the
mucous membranes

Warmed by the
blood
A – Lungs
I
B – Alveoli
G
C – Nasal Cavity
H
D – Mouth
E – Trachea
F – Diaphragm
G – Epiglottis
H – Bronchia
I – Pharynx
heart
blood vessels make up
The ________________and
_________________
the Cardiorespiratory System which CIRCULATES blood
throughout your body.
The heart is divided into 4 chambers, right
________________
and ____________________
and the left
atrium
ventricle
______________________
and _________________________.
atrium
ventricle
blue
Oxygen poor blood, ____________
blood, circulates to
lungs
the right side of the heart, it is sent to the _______________
oxygen
red blood is then sent
to get __________________.
The _______
back to the left side of the heart to be circulated back
body
through the _______________.
contracts Diastole = _____________
relax
Systole = ______________
We have
lymph nodes
all
throughout
our body.
Circulatory
The Lymphatic System aids the _______________________
System in
fluids
transporting ______________
throughout the body and is a vital part of
Immune System.
the _______________
Lymphatic
The ________________________
vessels carry proteins to the
white
Lymph nodes which are filled with ________________
_________________
blood cells that
bacteria
kill _______________________
and other pathogens before sending the
protein back into the body.