Multiple Choice QuestionsWhich one of the following statements is correct with reference to enzymes?
Apoenzyme = Holoenzyme + Coenzyme
Holoenzyme = Apoenzyme + Coenzyme
Coenzyme = Apoenzyme + Holoenzyme
Coenzyme = Apoenzyme + Holoenzyme
Which of the following options best represents the enzyme composition of pancreatic juice?
Amylase, peptidase, trypsinogen, rennin
Amylase, pepsin, trypsinogen, maltase
Peptidase, amylase, pepsin, rennin
Peptidase, amylase, pepsin, rennin
Which of the following terms describe human dentition?
Thecodont, Diphyodont, Homodont
Thecodont, Diphyodont, Heterodont
Pleurodont, Diphyodont, Heterodont
Pleurodont, Monophyodont, Homodont
Identify the vertebrate group of animals characterized by crop and gizzard in its digestive system
Amphibia
Reptilia
Osteichthyes
Aves
Identify the correct set, which shows the name of the enzyme from where it is secreted and the substrate upon which it acts.
Ptyalin – Intestine – Maltose
Ptyalin – Pancreas – Lipid
Pepsin – Stomach wall – Caesin
Chymotrypsin – Salivary gland – Lactose
The layer of cells that secrete enamel of the tooth is
Dentoblast
Ameloblast
Osteoblast
Odontoblast
Kupffer cells are present in
liver
small intestine
pancreas
thyroid gland
A.
liver
Kupffer cells are the phagocytic cells present over the lining of sinusoids in liver. They destroy WBCs and RBCs and bacteria.
Small intestine consists of paneth cells and Argentaffin cells secreting digestive enzymes. They are present on tubular pits of intestinal glands known as crypts of Lieberkuhn.
Pancreas consists of groups of cells, islets of Langerhans which contain 4 types of cells- Alpha cells, Beta cells, Delta cells and F- cells.
Thyroid gland consists of spherical sacs called thyroid follicles. Its wall is made up of two types of cells- Principal cells and Parafollicular cells.
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