Lab: Anatomy: dissection of rat

flap-like external ears
pinna

1. liver
2. stomach
3. pancreas
4. duodenum, part of small intestine
5. small intestine 
6. caecum
7. urinary bladder
1. liver
2. stomach
3. pancreas
4. duodenum, part of small intestine
5. small intestine
6. caecum
7. urinary bladder

what is the thin muscular partion that seperates the thoracic from the
what is the thin muscular partion that seperates the thoracic from the
diaphragm

rat thoracic cavity
rat thoracic cavity

Thoracic Organs
diaphragm, heart, atria, ventricles, pericardium

thin membrane covered by the heart
pericardium

bottom chambers of the heart
ventricles

two dark colored chambers at the top
atria

pericardium location
in between the lungs

parietal peritoneum
parietal peritoneum
lines the internal surface of the abdominopelvic wall.

visceral peritoneum
visceral peritoneum
invaginates to cover the majority of the abdominal viscera.

viscera
large internal organs

thymus gland
thymus gland
which lies directly over the upper part of the heart

function of the thyums gland
in the development of the immune system and is much larger in younger rats than it is older rats

pericardium
is a double-walled sac containing the heart and the roots of the great vessels.

large vein that returns blood to the heart from teh upper regions of the body
superior/anterior vena cava

large artery that carries blood from the heart to most parts of the body
aorta

where is the cecum located
located by the large intestine

mesentery
the membrane that holds the digestive organs to the posterior abdominal wall

does the rat have a gallbladder?
no

the first portion of the large intestine, saclike structure
cecum

initial segment of the intestine
duodenum

a muscular passageway, located on the midline in the pelvic cavity that terminates in the anus
rectum

a small, dark red organ lateral to the stomach
a small, dark red organ lateral to the stomach
spleen

bean-shaped organs embedded in fat and attached to the posterior abdominal wall on either side of the backgone. Referred to as retroperitoneal, and are not actually within the abdominal cavity
bean-shaped organs embedded in fat and attached to the posterior abdominal wall on either side of the backgone. Referred to as retroperitoneal, and are not actually within the abdominal cavity

located on top of each kidney
located on top of each kidney
adernal galnds

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Where is the heart located? In the mediastinum between the lungs What sac contains the heart? Pericardial sac in the pericardial cavity WE WILL WRITE A CUSTOM ESSAY SAMPLE ON ANY TOPIC SPECIFICALLY FOR YOU FOR ONLY $13.90/PAGE Write my …

Anatomy the study of the structure of the body Physiology the study of the function of the body WE WILL WRITE A CUSTOM ESSAY SAMPLE ON ANY TOPIC SPECIFICALLY FOR YOU FOR ONLY $13.90/PAGE Write my sample Chemical level represents …

What are the general characteristics if mammals? • Endothermic • Tactile vibrissae • Possess hair, may be modified into fur, wool, spines, scales (armadillos) • Four chambered heart • Diaphragm • Mammary glands • Separate urinary and excretory passages • …

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