Download Packet - Humble ISD

Name ________________________________________________
Date: _______________
RAT DISSECTION PACKET
DUE:
May
Per. _________
th
19 Double Formative
Rat Practical Exam: Friday, May 26, 2017
Use your notebook to complete the table below. Your Rat Practical Exam will include questions about functions,
secretions, tissue types, etc. This is your preparation guide for the practical exam. All questions are taken from
this packet!
Nervous System
Structure/Organ
Function/Characteristics
Organ that controls your body
Largest most prominent region. Responsible for voluntary actions, site of intelligence,
learning & judgment.
Responsible for all involuntary activities including breathing & heart beat
Responsible for efficient and graceful movements of muscles
Type of neuron that carries impulses from the sensory organs to the ______________
Type of neuron that carries impulses from the ___________ to muscles and glands
Type of neuron that connects ____________ to ___________ neurons
Long membrane covered with _______________ that carries impulses from the cell body to
the axon terminals
Receives impulses from another neuron and passes it onto the cell body
Branch of nervous system that contains Brain & Spinal Cord
Branch of nervous system that includes all neurons not part of the brain & spinal cord
Transmit the impulse to the brain
Eye ball
Ear
Light first passes through the ___________, a transparent, protective covering. The
_____________ is the “skittle” looking thing that completes focusing of the light ray. The
________________ is the white part that protects. The colored part of the eye called the
__________ is made up of ___________ tissue that controls the size of ________________
Sound waves first enter through the ____________________, which vibrates the ______________
that vibrations is carried on though the ___________, __________, ______________, which is
attached to the ________________ where the sound waves changed into pressure waves.
Pressure waves enter the _____________, where a nerve impulse is created and
transferred to the brain through the ________________. The semicircular canals in the ear
are for ____________ not hearing, also not involved in hearing is the ____________________
which is used for drainage to the sinuses.
Integumentary System
Structure/Organ
Function/Characteristics
Layer that contains the protein _______________ that water proofs your skin, and the
protein ________________ that gives your skin its color.
The middle layer of skin that contains blood vessels, ______________, Nail follicles, sensory
receptors, and ______________ & ____________ glands.
Inner most layer that stores __________
Immune System
Structure/Organ
thymus
Function/Characteristics
Helps with immunity by producing hormones, white blood cells known as T cells
Type of T cell that track down and destroy pathogens & foreign tissue
Type of T cells that identify pathogen & send message to Killer T
Type of T cells that turns off the immune response
___________ (the good
guy)
Produced in response to ___________________ (the bad guy) contains 2 binding sites.
1st line of defense against pathogens
Skeletal System
Structure/Organ
Function/Characteristics
Division of the skeleton that contains cranium, ____________, vertebrae, costas, sternum,
sacrum & _____________________
Division of the skeleton that contains arms, legs, clavicle, scapula & ______________________
Joint that has the greatest range of movement. Ex: _________________________
Joint that has back and forth movement. Ex: _____________________________
Joint where bones twist against each other. Ex: _________________
Part of bone structure that contains marrow. Red marrow is the location of _____________
cell production. Yellow marrow- site of _________________________ storage.
The tough protective layer that surrounds the bone
The outer dense layer of bone
Muscular System
Structure/Organ
Function/Characteristics
Type of muscle that is voluntary, striated & multinucleated. Found attached to
___________________________
Type of muscle that is involuntary, striated & only found in the _____________________
Type of muscle that is involuntary & smooth. Found in
______________________________________________
Contracting units of muscle fibers; Made up of two proteins ________________ & ________________
Excretory System
Structure/Organ
Function/Characteristics
Main organ of excretion that removes ___________ from the blood
Tubes leading from kidney to urinary bladder.
Muscular sac that stores urine.
Vessel through which urine leaves the body.
Main functional unit of the kidney; ___________ is where filtration occurs and is located in
the ________ capsule.
Digestive System
Structure/Organ
digastricus muscles
masseter muscles
Function/Characteristics
Mechanical digestion of food begins. Wad of chewed food called a ________________.
Skeletal muscle that opens mouth; makes mandible go down
Skeletal muscle that closes the mouth
Secrete saliva into the mouth.
which moistens the food and contains the enzymes, _______________ which begins chemical
digestion of ________________ & ______________ breaks down the cell wall of ________________
“Food tube” leading from mouth to stomach. Bolus is moved through contraction of
smooth muscles called _________________
Very muscular sac that mechanically digests all food. Secretes:
a. _____________ - causes it to be acidic & activates Pepsin
b. ____________ - begins chemical digestion of ____________.
c. ____________ - lines & protects
Acidic food is now called ______________.
__________ is secreted to continue mechanical digestion of lipids. Also stores _glycogen_
(storage of excess ___________)
____________________ is secreted to neutralize chyme as it enters; also secretes digestive
_______________ to complete chemical digestion of biomolecules
Nutrients absorbed through _________ – projections that increase surface area
Site of ______________ absorption. Contains colonies of _____________ for ___________ production
Storage of solid waste
Circulatory
Structure/Organ
Function/Characteristics
Receiving chambers of heart
Pumping chambers of heart
Blood vessels that carry blood towards the heart & contains ___________ to keep the blood
flowing in one direction. Largest one is _______________
Carries Oxygen ____________ blood, except the ______________
Smallest blood vessels where the exchange of _______________ & _______________ occur.
Spleen
Blood cells
Blood vessels that carry blood _________ from the heart. Largest one is _____________
Carries Oxygen ____________ blood, except the ______________
“Red blood cell cemetery”
Our blood is made up of red blood cells which contain _____________________, for ___________
carrying capability, ________________ for fighting infections, platelets which are ______________
of cells to help form ______ and plasma proteins.
Valves
Respiratory Systems
Structure/Organ
Lung
Function/Characteristics
Passageway for air; composed of rings of _______________ to keep it from collapsing as air
passes through; branches into two ______________, which further branch into the
_____________________
O2 – CO2 exchange occurs in _______________ of lung and
___________________ of circulatory system
Contraction causes air to rush in, inflate lungs; composed of _____________ tissue
Breathing
Controlled by the ____________________, which monitors the concentration of ____________ in the
blood.
Endocrine System
Structure/Organ
Function/Characteristics
Secretes ______________ when blood glucose concentration is high; _____________ when blood
glucose concentration is low.
Secrete epinephrine (adrenaline); known as “_____________________________” hormone to give
rat super-rat strength!
Secretes ______________ for metabolism
Master Gland – One of many hormones produced is the Human ______________ Hormone
Reproductive Systems
Structure/Organ
scrotum/
testes
vesicular glands (Also
called seminal vesicles)
Function/Characteristics
Scrotum = sac containing testes
Testes produce ____________; secrete hormone______________
Add fluid to sperm to make semen
Produce, release egg cells & production of estrogen
Site of embryo development; female rat has 2 uteri
Passageway for sperm to come in; baby to go out