Rat Dissection Without Muscles(1)
Transcript of Rat Dissection Without Muscles(1)
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Rat Dissection
The following slides are intended to helpyou with dissection of the rat and then to review for the lab practical that will follow.
RATS
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Rat Dissection
Scientific Name: Rattus norvegicus
Common Name: Rat
Kingdom- Animalia Phylum- Chordata Subphylum- Vertebrata Class- Mammalia Order- Rodentia
RATS
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Rat Dissection
The following web sites were used to obtain various dissection pictures.
(1) http://www.umanitoba.ca/faculties/science/biological_sciences/lab15/biolab15_1.html
(2) http://www.gisbornesc.vic.edu.au/home/jans/home/rat.htm(3) http://www.biologycorner.com/bio3/rat_guide.html(4) http://www.biologymad.com/ratphotos/ratphotos.htm(5)
http://www.baa.duke.edu/companat/BAA_289L_2004/heart/Rat/rat_thorax.htm
(6) http://instruct1.cit.cornell.edu/courses/biog105/images/ratpics/unit6/(7) http://www.victoriacollege.edu/dept/bio/RatDissection/index.htm
This has an excellent self quiz!
Urogenital Tutorial- http://www.biolsci.monash.edu.au/undergrad/erat/index.html
SOURCES
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Rat Dissection REMOVING SKIN
Source #4
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Rat Dissection ORAL CAVITY
Source #6
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Rat Dissection Throat
Source #6
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Rat Dissection THROAT
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Rat Dissection THROAT
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Rat Dissection
Source #7
ABDOMINAL CAVITY
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Rat DissectionDIGESTIVE ORGANS
Source #1
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Rat Dissection DIGESTIVE ORGANS
Source #5
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Rat Dissection
Source #6
DIGESTIVE ORGANS
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Rat Dissection
Source #6
DIGESTIVE ORGANS
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Rat Dissection
Source #6
DIGESTIVE ORGANS
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Rat DissectionDIGESTIVE ORGANS
Source #1
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Rat DissectionDIGESTIVE ORGANS
Source #1
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Rat DissectionDIGESTIVE ORGANS
Source #1
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Rat Dissection
Source #1
THORACIC CAVITY
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Rat Dissection HEART + LUNGS
Source #5
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Rat DissectionRESPIRATORY
ORGANS
Source #1
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Rat DissectionCIRCULATORY
ORGANS
Source #1
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Rat Dissection HEART
Source #5
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Rat DissectionCIRCULATORY
ORGANS
Source #1
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Rat DissectionUROGENITAL
ORGANS
Source #1
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Rat Dissection
Source #5
EXCRETORY ORGANS
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Rat Dissection
Source #5
UROGENITAL ORGANS
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Rat Dissection
1. Trachea
2. Heart
3. Lung
4. Diaphragm
Source #2
THORACIC CAVITY
Review and Quiz Yourself
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Rat Dissection
1. Right Atrium
2. Right Ventricle
3. Left Atrium
4. Left Ventricle
Source #2
HEART
Review and Quiz Yourself
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Rat Dissection
1. Jugular Vein2. Carotid Artery3. Superior Vena
Cava4. Ascending
Aorta5. Atrium (right)6. Ventricles
THORACIC CIRCULATION
Source #2
Review and Quiz Yourself
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Rat Dissection
You should be familiar with the order of the parts of the alimentary canal. Following the path that food would take, we would pass through:
– Oral Cavity – Pharynx – Esophagus – Stomach – Pyloric Sphincter – Small Intestine
Duodenum Jejunum Ileum
– Large Intestine Cecum Colon
- Ascending Limb - Transverse Limb - Descending Limb
Rectum – Anus Source #1
ABDOMINAL CAVITY
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Rat Dissection
1. Liver2. Stomach3. Pancreas4. Duodenum5. Small
Intestines6. Cecum7. Urinary
Bladder
Source #2
ABDOMINAL CAVITY
Review and Quiz Yourself
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Rat Dissection
1. Abdominal Aorta
2. Renal Artery (left)
3. Renal Vein (left)
4. Inferior Vena Cava
5. Hepatic PortalVein
ABDOMINAL CIRCULATION
Source #2
Review and Quiz Yourself
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Rat Dissection
1. Coagulating Gland2. Urinary Bladder3. Vas Deferens4. Epididymis5. Small Intestines6. Seminal Vesicle7. Prostate Gland8. Penis9. Testis10.Scrotum
MALE REPRODUCTIVE ORGANS
Source #2
Review and Quiz Yourself
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Rat Dissection
1. Stomach
2. Kidney
3. Ovary
4. Oviduct
5. Uterine Horn
6. Large Intestine
7. Urinary Bladder
FEMALE REPRODUCTIVE ORGANS
Source #2
Review and Quiz Yourself
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Rat Dissection
10.
13.
15.
TAGGED ORGANS
Source #7
Review and Quiz Yourself
BicepsBrachii
Masseter
13Rib Cage
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Rat Dissection
5.
9.
22.
27.
TAGGED ORGANS
Source #7
Review and Quiz Yourself
HeartTracheaLung
Esophagus
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Rat Dissection
3. 7. 8. 11. 17.
18.
TAGGED ORGANS
Source #7
Review and Quiz Yourself
Cecum
Small Intestine
Ovary
Diaphragm
Liver
Spleen
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Rat Dissection
24.
26.
TAGGED ORGANS
Source #7
Review and Quiz Yourself
UterineHorn
Urinary Bladder
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Rat Dissection
1.
6.
20.
23.
25.
TAGGED ORGANS
Source #7
Review and Quiz Yourself
Ureter
Kidney
Adrenal Gland
20
25
Rectum
Stomach
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Rat Dissection
1. Toward the midline
2. Toward the back (upper surface of body)
3. Toward the tail
4. Toward the side
5. Farthest from the point of attachment
6. Toward the belly (underside of body)
7. Closest to the point of attachment
8. Toward the head
ANATOMICAL TERMS
Review and Quiz Yourself
NAME THAT FUNCTION:
Caudal
Lateral
CranialProximal
Ventral
Distal
Dorsal
MedialHere’s a word Here’s a word bank to help you bank to help you out:out:CaudalCaudalCranialCranialDistalDistalDorsalDorsalLateralLateralMedialMedialProximalProximalVentralVentral
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Rat Dissection
1. The whiskers, which have a sensory function 2. The flap-like external ear that directs sound
waves into the ear opening 3. Paired openings leading into the nose4. Organs of the thoracic and abdominal cavities5. A partition or wall separating 2 cavities6. A membrane which suspends the organs7. Shiny membrane that lines the abdominal
cavity
ORGAN FUNCTION
Review and Quiz Yourself
NAME THAT ORGAN:Vibrissae
Pinna
Nares
MesenterySeptum
Viscera
Peritoneum
Here’s a Here’s a word bank word bank to help you to help you out:out:MesenteryMesenteryNaresNaresPeritoneumPeritoneumPinnaPinnaSeptumSeptumVibrissaeVibrissaeVisceraViscera
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Rat Dissection
1. Produces WBC’s (White blood cells)2. Moves food in mouth and tastes3. Organs for gas exchange4. Windpipe leading from pharynx to lungs5. Bony anterior roof of mouth6. Muscular sheet that separates the
thoracic and abdominal cavities7. Incisors (biting) and molars (grinding)8. Muscular posterior roof of mouth9. Affects metabolic rate and body growth
ORGAN FUNCTION
Review and Quiz Yourself
NAME THAT ORGAN:
TongueLungs
Diaphragm
Hard PalateTrachae
Teeth
Here’s a word Here’s a word bank to help you bank to help you out:out:DiaphragmDiaphragmHard PalateHard PalateLungsLungsSoft PalateSoft PalateTeethTeethThymus GlandThymus GlandThyroid GlandThyroid GlandTongueTongueTracheaTrachea
Thymus Gland
Soft Palate
Thyroid Gland
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Rat Dissection
1. Produces insulin for glucose metabolism2. Aids in digestion of proteins3. Food tube from pharynx to stomach4. Digests and absorbs nutrients5. Folds in stomach that help mix food6. Secretes bile, cleans blood, stores glycogen7. Cleans blood, removes old RBC’s8. Reabsorption of water9. Blind pouch where ileum joins colon10. End of intestines, compaction of feces
ORGAN FUNCTION
Review and Quiz Yourself
NAME THAT ORGAN:
Stomach
Esophagus
LiverRugae
Small Intestines
Spleen
Here’s a word Here’s a word bank to help bank to help you out:you out:CecumCecumEsophagusEsophagusLarge IntestineLarge IntestineLiverLiverPancreasPancreasSmall IntestineSmall IntestineSpleenSpleenStomachStomachRectumRectumRugaeRugae
Pancreas
Large IntestineCecum
Rectum
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Rat Dissection
1. Removes wastes + excess H20 from blood2. Houses developing fetuses3. Produces and stores sperm4. Stores urine before excretion5. Secretes a fluid that aids sperm
survival and motility6. Produces eggs7. Carry urine from kidney to bladder8. Secretes a fluid that nourishes sperm9. Sac that holds the testes
ORGAN FUNCTION
Review and Quiz Yourself
NAME THAT ORGAN:
Uterine Horn
Testes
Ovary
Prostate
Bladder
Ureter
Here’s a word Here’s a word bank to help bank to help you out:you out:BladderBladderKidneyKidneyOvaryOvaryProstateProstateScrotumScrotumSeminal VesicleSeminal VesicleTestesTestesUreterUreterUterine HornUterine Horn
Kidney
Seminal Vesicle
Scrotum
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Rat Dissection
1. Takes blood from heart to lungs2. Large veins take blood to right atrium3. Top chambers, receive blood4. Membrane around heart5. Artery taking blood to head6. Bottom chambers that pump blood out7. Largest artery taking blood from left ventricle8. Lower descending aorta takes
blood to lower trunk and legs9. Takes blood to kidneys
ORGAN FUNCTION
Review and Quiz Yourself
NAME THAT ORGAN:
Vena CavaAtria
VentriclesCommon Carotid
Pericardial Sac
Aorta
Here’s a word Here’s a word bank to help you bank to help you out:out:Abdominal AortaAbdominal AortaAortaAortaAtriaAtriaCommon CarotidCommon CarotidPericardial SacPericardial SacPulmonary ArteryPulmonary ArteryRenal ArteryRenal ArteryVena CavaVena CavaVentriclesVentricles
Pulmonary Artery
Abdominal Aorta
Renal Artery