Brunner's glands are present in

• duodenum

• oesophagus

• ileum

• stomach

Which of the following is made up of a single bone in mammals?

• Dentary

• Hyoid

• Upper jaw

• All of these

If frog's brain is crushed, even then its leg moves on pinpointing. It is called

• simple reflex

• conditional reflex

• neurotransmitter function

• autonomic nerve condition

Systemic heart refers to

• entire heart in lower vertebrates

• the two ventricles together in humans

• the heart that contracts under stimulation from nervous system

• left auricle and left ventricle in higher vertebrates

Which of the following is not a mental disorder?

• Epilepsy

• Neurosis

• Psychosis

• Plague

Sella turcica is found

• near pituitary

• in bones

• in joints

• near thyroid

Gemmule formation in sponges are useful in

• asexual reproduction

• sexual reproduction

• parthenogenesis

• parthenocarpy

Acromegaly is due to hypersecretion of

• insulin

• thyroxine

• growth hormone

• None of these

Spindle fibres of mitotic cell are made up of

• tubulin

• actin

• myosin

• collagen

Fifth cranial nerve of frog is called

• vagus

• trigeminal

• optic

• ophthalmic