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| ||[[The Avian Tongue - Anatomy & Physiology#Histology|<span title="Answer article">Link to Answer Article</span>]] | | ||[[The Avian Tongue - Anatomy & Physiology#Histology|<span title="Answer article">Link to Answer Article</span>]] |
| |- | | |- |
− | |<big>'''Are taste bids present on the avian tongue?''' | + | |<big>'''Are taste buds present on the avian tongue?''' |
| ||<font color="white"> <big> | | ||<font color="white"> <big> |
| *'''''Yes''''' | | *'''''Yes''''' |
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| ||[[The Avian Hard Palate - Anatomy & Physiology#Histology|<span title="Answer article">Link to Answer Article</span>]] | | ||[[The Avian Hard Palate - Anatomy & Physiology#Histology|<span title="Answer article">Link to Answer Article</span>]] |
| |- | | |- |
− | |<big>'''How do birds breathe when their beak is closed?''' | + | |<big>'''How does a bird breathe when its beak is closed?''' |
| ||<big> Air passes from the trachea into the oral cavity, then through the <font color="white">'''''choanal opening'''''</font> in the roof of the hard palate, into the <font color="white">'''''infundibulum'''''</font> then into the <font color="white">'''''nasal pharynx'''''</font> before exiting through the <font color="white">'''''nares''''' | | ||<big> Air passes from the trachea into the oral cavity, then through the <font color="white">'''''choanal opening'''''</font> in the roof of the hard palate, into the <font color="white">'''''infundibulum'''''</font> then into the <font color="white">'''''nasal pharynx'''''</font> before exiting through the <font color="white">'''''nares''''' |
| ||[[The Avian Hard Palate - Anatomy & Physiology|<span title="Answer article">Link to Answer Article</span>]] | | ||[[The Avian Hard Palate - Anatomy & Physiology|<span title="Answer article">Link to Answer Article</span>]] |
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| |<big>'''What structure connects the proventriculus to the gizzard?''' | | |<big>'''What structure connects the proventriculus to the gizzard?''' |
| ||<font color="white"> <big> | | ||<font color="white"> <big> |
− | *'''''Isthmus''''' | + | *'''''The isthmus''''' |
− | ||[[Crop- Anatomy and Physiology|<span title="Answer article">Link to Answer Article</span>]] | + | ||[[The Proventriculus - Anatomy & Physiology|<span title="Answer article">Link to Answer Article</span>]] |
| + | |- |
| + | |<big>'''What is the function of the proventriculus?''' |
| + | ||<font color="white"> <big> |
| + | *'''''Secrete digestive enzymes''''' |
| + | ||[[The Proventriculus - Anatomy & Physiology#Structure and Function|<span title="Answer article">Link to Answer Article</span>]] |
| + | |- |
| + | |<big>'''What type of epithelium lines the proventriculus?''' |
| + | ||<font color="white"> <big> |
| + | *'''''Glandular epithelium''''' |
| + | *'''''Columnar''''' |
| + | ||[[The Proventriculus - Anatomy & Physiology#Histology|<span title="Answer article">Link to Answer Article</span>]] |
| + | |- |
| + | |<big>'''True or False: Parietal cells are present in the proventriculus?''' |
| + | ||<font color="white"> <big> |
| + | *'''''False''''' |
| + | ||[[The Proventriculus - Anatomy & Physiology#Histology|<span title="Answer article">Link to Answer Article</span>]] |
| + | |- |
| + | |<big>'''How many layers of lamina muscularis are present in the proventriculus and in the gizzard?''' |
| + | ||<font color="white"> <big> |
| + | *'''''Inner oblique''''' |
| + | *'''''Middle circular''''' |
| + | *'''''Outer longitudinal''''' |
| + | ||[[The Proventriculus - Anatomy & Physiology#Histology|<span title="Answer article">Link to Answer Article</span>]] |
| + | |- |
| + | |<big>'''What is the function of the gizzard?''' |
| + | ||<font color="white"> <big> |
| + | *'''''Mechanical digestion''''' |
| + | ||[[The Gizzard - Anatomy & Physiology#Structure and Function|<span title="Answer article">Link to Answer Article</span>]] |
| + | |- |
| + | |<big>'''Why does the gizzard appear yellow in colour?''' |
| + | ||<font color="white"> <big> |
| + | *'''''It is yellow due to bile reflux from the duodenum''''' |
| + | ||[[The Gizzard - Anatomy & Physiology#Structure and Function|<span title="Answer article">Link to Answer Article</span>]] |
| + | |- |
| + | |<big>'''What type of epithelium is present in the gizzard?''' |
| + | ||<font color="white"> <big> |
| + | *'''''Cuboidal''''' |
| + | *'''''Keratinised''''' |
| + | *'''''Koilin cuticle present''''' |
| + | ||[[The Gizzard - Anatomy & Physiology#Histology|<span title="Answer article">Link to Answer Article</span>]] |
| + | |- |
| + | |<big>'''Which species do not have a gizzard?''' |
| + | ||<font color="white"> <big> |
| + | *'''''Raptors''''' |
| + | *'''''Owls''''' |
| + | *'''''Gulls''''' |
| + | ||[[The Gizzard - Anatomy & Physiology#Structure and Function|<span title="Answer article">Link to Answer Article</span>]] |
| + | |- |
| + | |<big>'''What organ is present in between the duodenal loops?''' |
| + | ||<font color="white"> <big> |
| + | *'''''The pancreas''''' |
| + | ||[[The Avian Intestines - Anatomy & Physiology#Structure|<span title="Answer article">Link to Answer Article</span>]] |
| + | |- |
| + | |<big>'''Where do the pancreatic and bile ducts enter the duodenum?''' |
| + | ||<font color="white"> <big> |
| + | *'''''In the caudal part''''' |
| + | ||[[The Avian Intestines - Anatomy & Physiology#Structure|<span title="Answer article">Link to Answer Article</span>]] |
| + | |- |
| + | |<big>'''What is the Vitelline Diverticula?''' |
| + | ||<font color="white"> <big> |
| + | *'''''Small outgrowth of the jejunum''''' |
| + | *'''''Connect to yolk sac in the embryo''''' |
| + | *'''''Also called Merkel's diverticulum''''' |
| + | ||[[The Avian Intestines - Anatomy & Physiology#Vitelline Diverticula|<span title="Answer article">Link to Answer Article</span>]] |
| + | |- |
| + | |<big>'''How many caeca are present in avians?''' |
| + | ||<font color="white"> <big> |
| + | *'''''Two''''' |
| + | ||[[The Avian Intestines - Anatomy & Physiology#Structure|<span title="Answer article">Link to Answer Article</span>]] |
| + | |- |
| + | |<big>'''What type of epithelium and glands lines the caeca?''' |
| + | ||<font color="white"> <big> |
| + | *'''''Columnar''''' |
| + | *'''''Mucous cells''''' |
| + | ||[[The Avian Intestines - Anatomy & Physiology#Histology|<span title="Answer article">Link to Answer Article</span>]] |
| + | |- |
| + | |<big>'''Which avian species does not have caeca?''' |
| + | ||<font color="white"> <big> |
| + | *'''''Parrots''''' |
| + | ||[[The Avian Intestines - Anatomy & Physiology#Species Differences|<span title="Answer article">Link to Answer Article</span>]] |
| + | |- |
| + | |<big>'''What colour is the avian liver?''' |
| + | ||<font color="white"> <big> |
| + | *'''''Dark brown''''' |
| + | ||[[The Avian Liver - Anatomy & Physiology#Structure|<span title="Answer article">Link to Answer Article</span>]] |
| + | |- |
| + | |<big>'''How many lobes does the avian liver have?''' |
| + | ||<font color="white"> <big> |
| + | *'''''Two''''' |
| + | *'''''The right lobe is larger than the left lobe''''' |
| + | ||[[The Avian Liver - Anatomy & Physiology#Structure|<span title="Answer article">Link to Answer Article</span>]] |
| + | |- |
| + | |<big>'''Which species do not have a gall bladder?''' |
| + | ||<font color="white"> <big> |
| + | *'''''Pigeons''''' |
| + | *'''''Parrots''''' |
| + | ||[[The Avian Liver - Anatomy & Physiology#Structure|<span title="Answer article">Link to Answer Article</span>]] |
| + | |- |
| + | |<big>'''What part of the cloaca does the alimentary system terminate in?''' |
| + | ||<font color="white"> <big> |
| + | *'''''The coprodeum''''' |
| + | ||[[The Avian Vent and Cloaca - Anatomy & Physiology#The Cloaca|<span title="Answer article">Link to Answer Article</span>]] |
| |- | | |- |
− | | + | |<big>'''How do galliformes release extra ammonia for protein synthesis?''' |
− | | + | ||<big>Turkeys and chickens can move urates from the <font color="white">'''''urinary tract'''''</font> to the <font color="white">'''''colon'''''</font> and then into the <font color="white">'''''caeca'''''</font> recycling ammonia for protein synthesis |
− | | + | ||[[Forestomach - Anatomy & Physiology#Development|<span title="Answer article">Link to Answer Article</span>]] |
| |} | | |} |
| | | |