C3.X - Rat Anatomy

Important Features / Organs

External Features (EF)

1. head (cranial)
2. neck (cervical)
3. trunk
   1. (a) thoracic
   2. (b) abdominal
   3. (c) sacral
4. tail
   1. contains caudal vein
5. nostrils
6. lips
7. teeth
8. eyes
9. eyelid
10. vibrissae
11. pinnae
12. digital pads
13. foot pads
14. urethral aperture ♀
15. vaginal aperture ♀
16. urogenital aperture ♂
17. scrotum ♂
18. anus
19. mammary papillae ♀

Digestive System (DS)

1. incisors
2. molars
3. tongue
4. submaxillary glands
5. sublingual glands
6. hard palate
7. soft palate
8. pharynx
9. diastema
10. esophagus
11. liver (incl. 4 lobes)
12. bile duct
13. stomach
14. cardiac sphincter
15. pyloric sphincter
16. rugae
17. duodenum (small intestine)
18. jejunum (small intestine)
19. ileum (small intestine)
20. mesentry
21. caecum (large instestine)
22. colon (large intestine)
23. rectum
24. pancreas
25. pancreatic duct

Respiratory System (RS)

1. glottis
2. epiglottis
3. trachea
4. pleura
5. larynx
6. bronchi
7. bronchiole
8. left lung
9. right ling
10. thyroid gland (also in endocrine)

Circulatory System (CS)

1. heart
2. pericardium
3. atria (heart)
4. ventricles (heart)
5. vena cavae
6. pulmonary veins
7. pulomnary artery
8. thoracic aorta
9. abdominal aorta
10. internal jugular vein
11. external jugular vein
12. common carotid arteries
    1. (a) left
    2. (b) right
13. renal veins
14. renal artery
15. hepatic portal vein
16. spleen

Endocrine System (EnS)

1. thyroid gland
2. adipose tissue (musculoskeletal system mainly)

Excretory Sytem (ES)

1. kidney
2. bladder

Reproductive System (RpS)

1. prostate gland ♂
2. penis ♂
3. testis ♂
4. epididymis ♂
5. vas deferens ♂
6. uterus ♀
7. oviduct ♀
8. ovary ♀
9. vagina ♀
10. clitoris ♀

Diagrams

External Features

Guiding Diagrams (used to make final diagrams)

Digestive System (DS) + Bits of RS and CS

Circulatory System (CS) Arteries

Circulatory System (CS) Veins

Reproductive System (RS), Male ♂

Reproductive System (RS), Female ♀

Liver Lobes

Rat Anatomy 1, Mainly DS

Rat Anatomy 2, Mainly CS

Rat Anatomy 3

Rat Anatomy 4

i tried my best

Useful Source

Click here if you need a reference

Sources

• https://quizlet.com/91781328/anatomy-external-rat-anatomy-flash-cards/
• https://us-static.z-dn.net/files/d37/0b939f1d6162d74bb68f1e1cd41ec671.gif
• https://ratguide.com/breeding/anatomy/male_reproductive_system.php
• https://ratguide.com/breeding/anatomy/female_reproductive_system.php