Download LAB: CAT DISSECTION

Name
LAB: CAT DISSECTION
Classification:
(CAT) Subphylum-
Class-
(HUMAN) Subphylum-
Class-
Review directional terms:
Define.
Cranial:
Caudal:
Dorsal:
Ventral:
Lateral:
Medial:
Proximal:
Distal:
External Anatomy:
What are the papillae (of the mammary glands)?
Would you find these structures on males or females or both?
Compare and contrast the soft and hard palates.
What is the function of the epiglottis?
Describe the location of the esophagus.
List the various types of teeth in cats (shape, location and number of each). Then, compare and contrast
their teeth to human teeth.
Superficial Muscles:
What are cutaneous muscles?
What kind of tissue holds skin to muscles?
Describe the location of the following muscles:
Pectoralis majorLatissimus dorsiExternal obliqueRectus abdominusMasseter-
BrachialisTriceps brachiiAdductor femorisGluteus maximusBiceps femorisGastrocnemius-
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Livingstone © BIODIDAC
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Abdominal Cavity:
What is the peritoneum?
Match the following structures to their correct description/function.
__ 1. Diaphragm
a. a thin, vascularized membrane that holds the coils of the
small intestine in place
2. Liver
b. a flat, elongated gland that lies between the liver and the
small intestine; produces insulin.
3. Gall bladder
c. a small sac attached to the liver; stores bile and releases it
into the small intestine through the bile duct.
4. Stomach
d. the main muscle used in inhaling & exhaling; it separates the
thoracic cavity from the abdominal cavity.
5. Small intestine
e. a very stretchy muscular sac located on the left side of the
abdomen; filled with gastric juices, including HCI.
__ 6. Large intestine
f. a large, dark brown organ that takes up much of the upper
portion of the abdominal cavity; produces bile.
7. Pancreas
g. long coiled organ; most important digestive organ because
most absorption takes place here.
__ 8. mesentery
h. also referred to as the "colon"
Name the 3 sections of the small intestine.
Name the 4 sections of the large intestine.
FALCIFORM LIGAMENT
OMENTUM (CUT)
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FIGURE 38. Ventral view of. abdominal viscera,
Thoracic Cavity:
What muscular membrane divides the abdominal and thoracic cavities?
Name the membrane that surrounds the heart.
How many lobes (sections) does a cat's lung have? __ How many lobes in a human lung? __
What prevents the mammalian "windpipe" from collapsing when there is no air moving through
it?
When cutting through the rib cage, what muscle group are you also cutting through? (Hint: the muscles
that make up part of the rib "cage")
Name 2 endocrine glands found in this body cavity. (Hint: they are wrapped around the trachea.)
Sketch the heart and label the[ollowing:
(all 4 ventricles, aorta, coronary artery,
pulmonary artery & pulmonary vein,
inferior & superior vena cavae, and the
common carotid artery)
Arterial and Venous systems:
To what regions do the following terms refer?
"Pulmonary" means in, around or associated with the
"Coronary" means in, around or associated with the
"Renal" means in, around or associated with the
"Hepatic" means in, around or associated with the
"Gastric" means in, around or associated with the
"Femoral" means in, around or associated with the
Where would you find the jugular vein?
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Urinary System:
The kidneys are not protected by any bony structures (like the brain, heart & lungs are). Name 2 other
structures that help to protect the kidneys.
What body system do the kidneys belong to?
The kidney is divided into 2 major regions: superficial is the
; deep is the
The renal vein is carrying (CLEAN or WASTE-LADEN) blood (TOWARD or AWAY FROM) the kidneys.
The renal artery is carrying (CLEAN or WASTE-LADEN) blood (TOWARD or AWAY FROM) the kidneys.
The ureters carry urine from the
The urethra carries urine from the
to the
to the
Where are the adrenal glands located?
What body system do the adrenal glands belong to?
What hormone do they produce?
(HINT: This hormone helps you out with your "fight or flight" response.)
Reproductive System:
Determine if your cat is a male or female.
How were you able to determine that?
IF YOU HAVE A MALE CAT ....
What is the name for the male gonads?
Where, specifically, are they located?
Why are they located outside of the body?
IF YOU HAVE A FEMALE CAT...
What is the name for the female gonads?
What is another name for the "oviduct"?
"Uterine horns" are extensions of the uterus. Why do cats have these extensions and humans don't?
Nervous System:
What are the membranes (collectively) called that protect the brain?
Name each ofthe 3 layers:
(outer) -
(middle) (inner)-
Where are the cranial nerves located?
Where are the lumber nerves located?
Where are the cervical nerves located?
Where is the sciatic nerve located?
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