Rat Laboratory Test - External Features
Welcome to electronic science frontier classroom of the 21st century. Today, you are being tested on external features of the common biology laboratory rat. Questions for this test have been taken from the guide: rat external anatomy under "lecture notes". You will have an unlimited number of attempts to acquire the knowledge and test-taking skills. Each attempt will result in new questions and answers generated for the test! I wish you the best of luck on the various body systems for common laboratory rat,as they will relate to human anatomy and physiology.
- 1.
What are a rats whiskers called?- A.
Forelimbs
- B.
Integument
- C.
Thoracic Region
- D.
Prepuce
- E.
Vibrissae
- 2.What is the name of the chest region of your rat specimen?
- A.
Cervical Region
- B.
Cranial Region
- C.
Pectoral Region
- D.
Pelvic Region
- E.
Thoracic Region
- 3.A rats tail has hair on the external surface.
- A.
False - only when 3 months old
- B.
False - only when 6 months old
- C.
False - only when 12 months old
- D.
False - not at any age of the rats life
- E.
True
- 4.What body region are the back legs attached?
- A.
Abdomen Region
- B.
Cervical Region
- C.
Pelvic Region
- D.
Pectoral Region
- E.
Answer is not present
- 5.
What surface are the rats "teats" located?
- A.
Ventral
- B.
Caudal
- C.
Cranial
- D.
Dorsal
- E.
Anterior
- 6.What structures are located in the corner of the rats eyes?
- A.
Auditory meatus
- B.
Eyelids
- C.
Nictitating membrane
- D.
Pinna
- E.
Urinary aperture
- 7.
What position is the rats anus found?
- A.
Dorsal to the incisors
- B.
Dorsal to the vulva
- C.
Superior to the Vibrissae
- D.
Ventral to the base of the tail
- E.
Ventral to the abdominal region of the body
- 8.What structures are used by rats for gnawing?
- A.
Urogenital Orifice
- B.
Pinna
- C.
Incisors
- D.
Eyelids
- E.
Auditory Meatus
- 9.
Just posterior of the last teat you will observe the ___ ___?
- A.
Abdominal Region
- B.
Nipples
- C.
Scrotal Sacs
- D.
Urinary Aperture
- E.
Urogenital Orifice
- 10.Which sex has a vaginal orifice?
- A.
Female
- B.
Male
- C.
Both sexes of mature rats
- D.
Neither sex of mature rats
- E.
Both sexes of young rats only
- 11.
What region is the rat's head found?
- A.
Thoracic Region
- B.
Pelvic Region
- C.
Pectoral Region
- D.
Cranial Region
- E.
Abdominal Region
- 12.What structures are found in the female's scrotal Sacs?
- A.
Eyelids
- B.
Pinna
- C.
Nictitating membrane
- D.
Testes
- E.
Scrotal sacs are not found in female rats
- 13.What is the anatomical name for a rats ear canal?
- A.
Auditory Canal
- B.
Auditory Meatus
- C.
Auditory Pinna
- D.
Auditory Aperature
- E.
Auditory Muscle
- 14.What is the structure located at the end of a male rats penis?
- A.
Nictitating Membranes
- B.
Scrotal Sacs
- C.
Testes
- D.
Urinary Aperature
- E.
Urogenital Orifice
- 15.How many different anatomical regions is the rat's body divided into?
- A.
5
- B.
6
- C.
8
- D.
10
- 16.Which body region has the front legs attached?
- A.
Cranial region
- B.
Cervical region
- C.
Pectoral region
- D.
Thoracic region
- E.
Abdominal region
- F.
Pelvic region
- 17.Which body region is the belly located?
- A.
Cranial region
- B.
Cervical region
- C.
Pectoral region
- D.
Thoracic region
- E.
Abdominal region
- F.
Pelvic region
- 18.Which body region has the area where the back legs are attached?
- A.
Cranial region
- B.
Cervical region
- C.
Pectoral region
- D.
Thoracic region
- E.
Abdominal region
- F.
Pelvic region
- 19.Which body region has the neck?
- A.
Cranial region
- B.
Cervical region
- C.
Pectoral region
- D.
Thoracic region
- E.
Abdominal region
- F.
Pelvic region
- 20.
The mouth has a large cleft in the upper lip which exposed large front _____. Since rats are gnawing mammals these structures continue to grow for as long as the rat lives.
- 21.
Check choose all structures which belong to the urogenital system on laboratory rats.
- A.
Pinna
- B.
Scrotal sac
- C.
Vulva
- D.
Prepuce
- E.
Pupil
- F.
Testes
- 22.
The frontal plane divides the laboratory rat's body into dorsal and ventral views.
- A.
True
- B.
False
- 23.Identify the body part of a common laboratory rat from these structures, ulna, carpal, tibia, and fibula.
- A.
Skull
- B.
Legs
- C.
Tail
- D.
Rib cage
- 24.There are six vertebrate found in the laboratory rat's lumbar region.
- A.
True
- B.
False
- 25.The laboratory rat's tail is composed of _____ vertebrae.
- A.
Cranial
- B.
Cervical
- C.
Thoracic
- D.
Lumbar
- E.
Caudal
.jpg "Just posterior of the last teat you will observe the ___ ___?")
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