Results 91 to 100 of about 104,112 (301)

Functional morphology of the pharyngeal teeth of the ocean sunfish, Mola mola

open access: yesThe Anatomical Record, EarlyView.
Abstract Many fish use a set of pharyngeal jaws in their throat to aid in prey capture and processing, particularly of large or complex prey. In this study—combining dissection, CT scanning, histology, and performance testing—we demonstrate a novel use of pharyngeal teeth in the ocean sunfish (Mola mola), a species for which pharyngeal jaw anatomy had ...
Benjamin Flaum   +3 more
wiley   +1 more source

Nasal cavity myiasis presenting with preseptal cellulitis [PDF]

open access: yes, 2017
Nasal Myiasis is the infestation of the nasal cavity by dipterous larvae and which are commonly documented in developing countries where sanitation is a public problem. Other predisposing factors being poorly nourished patient with poor hygiene, atrophic
Prepageran, Narayanan   +5 more
core   +1 more source

Numerical Analysis of the Relationship between Nasal Structure and Its Function

open access: yesThe Scientific World Journal, 2014
The functions of the nasal cavity are closely related to its structure. In this study the three-dimensional finite element models were established based on the clinical data of twenty-four volunteers to study the influence of nasal structure on nasal ...
Shen Yu, Xiu-zhen Sun, Ying-xi Liu
doaj   +1 more source

Tooth eruption status and bite force determine dental microwear texture gradients in albino rats (Rattus norvegicus forma domestica)

open access: yesThe Anatomical Record, EarlyView.
Abstract Dental microwear texture analysis (DMTA) is widely applied for inferring diet in vertebrates. Besides diet and ingesta properties, factors like wear stage and bite force may affect microwear formation, potentially leading to tooth position‐specific microwear patterns.
Daniela E. Winkler   +2 more
wiley   +1 more source

The boundary curves and the area of the nasal cavity.

open access: yes, 2015
a) The coronal section curves from the nasal cavity. The distance between the neighboring curves is 0.2mm. b) The area of the nasal cavity in the coronal plane enclosed by the section curves, where the blue line is the total area of the left and right ...
Yaqi Huang (753293)   +5 more
core   +1 more source

Effects of decongestion on nasal cavity air conditioning efficiency: a CFD cohort study

open access: yesScientific Reports
Decongestion reduces blood flow in the nasal turbinates, enlarging the airway lumen. Although the enlarged airspace reduces the trans-nasal inspiratory pressure drop, symptoms of nasal obstruction may relate to nasal cavity air-conditioning.
Qiwei Xiao   +2 more
doaj   +1 more source

Functional anatomy, jaw mechanisms, and feeding behavior of Dunkleosteus terrelli (Placodermi, Arthrodira)

open access: yesThe Anatomical Record, EarlyView.
A new musculoskeletal reconstruction and revision of the cranio‐mandibular anatomy of the Devonian arthrodire placoderm Dunkleosteus terrelli from a comparative and functional anatomical perspective. Dunkleosteus is a specialized arthrodire with many specializations for feeding on large vertebrates, and many of its features are part of broader ...
Russell K. Engelman   +4 more
wiley   +1 more source

Airflow inside the nasal cavity: visualization using computational fluid dynamics

open access: yes, 2010
Background: It is of clinical importance to examine the nasal cavity pre-operatively on surgical treatments. However, there is no simple and easy way to measure airflow in the nasal cavity.
Mohammed Zubair   +6 more
core   +1 more source

A detailed redescription of a skeletally immature ‘Redondasaurus’ suggests ontogenetic transformations in the taxon mirror phytosaurian morphological evolution

open access: yesThe Anatomical Record, EarlyView.
Abstract The study of morphological evolution is fundamentally tied to ontogeny, yet studies of these heterochronic processes in the fossil record are rare. Fossils belonging to an ontogenetic series are difficult to assign to an ontogenetic stage due to inconsistent proxies for skeletal ages, challenging to taxonomically assign due to morphological ...
Erika R. Goldsmith, Michelle R. Stocker
wiley   +1 more source

Spindle cell carcinoma of the nasal cavity

open access: yes, 2013
Spindle cell carcinoma (SpCC) is a unique variant of squamous cell carcinoma (SCC). SpCC confined to the nasal cavity is extremely rare, with only one case having been previously reported.
Rosemary Wieczorek   +3 more
core   +1 more source

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