Comparative Anatomy and Mammalian Biology
Test your knowledge of comparative anatomy across mammals including humans, primates, and other species. Covers dental anatomy, skeletal structures, digestive systems, and physiological adaptations.
Questions
The independent part of face is not formed by the________ in homo sapiens.
- pre maxilla
- palate
- maxillary suture
- maxilla
Triple rooted premaxillary teeth are found in ___________.
- homonidae
- careened
- anthropoid
- in all above
Goose pimples are innervated by _______.
- central nervous system
- peripheral nervous system
- sympathetic nervous system
- all of above
The only truly flying mammal is _______.
- archeopteryx
- ptero
- bat
- none of the above
The mammal which does not have teeth through out the life is _______.
- Whale
- flying squirrels
- Oryctoropus
- Tachyglossus
Patagium is an organ in flying mammals which is synonym to _______.
- flippers
- parachute
- wings
- fins
The sole representative of Hominidae is ____________.
- helminthes
- human
- herbaria
- anthropoids
Teeth in mammals develop from the_______.
- endoderm
- ectoderm
- mesoderm
- all the above
Dolphins have ________.
- homodont and indefinite teeth
- hetrodont and indefinite teeth
- homodont and definite teeth
- hetrodont and definite teeth
There are no canines and lower incisors in ________.
- marsupials
- horses
- elephants
- all of the above
During swallowing, nasopharynx is closed off by ________.
- soft and hard palate
- uvula
- hard palate and uvula
- uvula and soft palate
Presence of sub cutaneous fat helps in _______.
- the body contour
- the body contour in females
- the body contour in males
- the storage of fat
Epiglottis is a part of _________.
- pharynx
- larynx
- glottis
- none of above
Pelvis of Humans is of remarkable size because of the _______.
- deep concavity
- breadth
- expanded ilium
- all of the above
Principal absorptive organ in horse is _______.
- colon
- rumen
- ceacum
- all above
Human hair is erectile due to the action of _______.
- unstraited pili muscles
- striated pili muscles
- both a and b
- none of the above
The thyroid and para thyroid glands are the derivatives of _______.
- pharyngeal pouch
- oesophageal pouch
- gills
- all above
Tympanic bone forms large bulla in _______.
- human beings
- australopethicus
- 1 and 2 both
- lemur
Incisors continue to grow throughout the life in _______.
- cow and horse
- horse and elephant
- elephant and rat
- rat and dog
Corpus articulate is of remarkable size because of the _______.
- deep concavity
- breadth
- expanded ilium
- all of the above
Absorption of fluid food in ruminants occur in the_______.
- reticulum
- rumen
- omasum
- abomasums
Gall bladder in mammals is attached to the_______.
- right lobe
- right central lobe
- left central lobe
- right lateral lobe
Prominent oral structures are derived from ________.
- pharynx
- larynx
- gill pouch
- all above
Jacobson's Organs lie in the_______.
- buccal cavity
- roof of nasal cavities
- floor of nasal cavities
- optocoel of brain
Ruminants masticate stomach content more leisurely by a process known as ________.
- peristalsis
- retro-peristalsis
- both 1 and 2
- none of the above
In sheep, the breakdown of enzyme resistant cellulose is done by_______.
- aerobic bacteria
- protozoa
- both 1 and 2
- none of above
The cranial capacity of humans is maximum due to the_______.
- body weight
- brain weight
- body and brain weight
- none of the above
In Humans, the two parts of liver are separated from one another by a/an _______fissure .
- complete
- incomplete
- false septum
- none of above
In vegetarians, caecum is _______.
- absent
- large
- much large
- not distint
The part of liver called caudate lobe has a post caval vein which is close to _______.
- liver
- stomach
- ileum
- kidney