Difference between revisions of "File:Fetal head section 01.jpg"

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Selected medial head (12 weeks) view showing key features of head musculoskeletal and neurological development.  
 
Selected medial head (12 weeks) view showing key features of head musculoskeletal and neurological development.  
 
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Respiratory and Smell
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! Respiratory and Smell
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! Gastrointestinal Tract
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! Skull
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* extensive nasal cartilage
 
* extensive nasal cartilage
 
* nasal conchae
 
* nasal conchae
 
Endocrine
 
Endocrine
 
* pituitary
 
* pituitary
Gastrointestinal Tract
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* secondary palate
 
* secondary palate
 
* oral cavity
 
* oral cavity
 
* tongue
 
* tongue
* mandible, hyoid, choana, oropharynx. Also note the developing tongue musculature and its mandibular attachment site.
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* mandible
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* maxilla
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{{Fetal head 12 week}}  
 
{{Fetal head 12 week}}  

Revision as of 15:01, 13 October 2015

Human Fetal Head Week 12

Selected medial head (12 weeks) view showing key features of head musculoskeletal and neurological development.

Respiratory and Smell Gastrointestinal Tract Skull
  • extensive nasal cartilage
  • nasal conchae

Endocrine

  • pituitary
  • secondary palate
  • oral cavity
  • tongue
  • mandible
  • maxilla
12 Week Images: Sagittal unlabeled | Sagittal labeled | Sagittal medial view | Sagittal lateral view | Pituitary unlabeled | Pituitary labeled | Tongue | Skull Development | Head Development


This mid-line section through the fetal head shows features of the developing skull and the brain, face and mouth.

Neural System

Endocrine

  • hypothalamus
  • pituitary sitting in the sella turcica.
    • note remnant of Rathke's pouch still visible on floor of developing sella turcica (cartilage)

Skeletal System

Muscle

  • muscle - tongue, attached to mandible, note foramen cecum.
    • genioglossus muscle - attached to mandible
    • geniohyoideus muscle - attaching hyoid bone to mandible


Image Source: Prof Virginia Diewert


Cite this page: Hill, M.A. (2020, October 23) Embryology Fetal head section 01.jpg. Retrieved from https://embryology.med.unsw.edu.au/embryology/index.php/File:Fetal_head_section_01.jpg

What Links Here?
© Dr Mark Hill 2020, UNSW Embryology ISBN: 978 0 7334 2609 4 - UNSW CRICOS Provider Code No. 00098G

File history

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Date/TimeThumbnailDimensionsUserComment
current14:07, 18 March 2012Thumbnail for version as of 14:07, 18 March 20121,200 × 821 (186 KB)Z8600021 (talk | contribs)
13:23, 18 March 2012Thumbnail for version as of 13:23, 18 March 20121,200 × 821 (185 KB)Z8600021 (talk | contribs)
13:17, 18 March 2012Thumbnail for version as of 13:17, 18 March 2012965 × 660 (120 KB)Z8600021 (talk | contribs)
12:11, 18 March 2012Thumbnail for version as of 12:11, 18 March 2012965 × 660 (118 KB)Z8600021 (talk | contribs)==Human Fetal Head Week 12== Selected medial head (12 weeks) view showing key features of head musculoskeletal and neurological development. Note extensive nasal cartilage, nasal conchae, pituitary, secondary palate, oral cavity, tongue, mandible, hyoid,