Category: C

The temperature at point which cell activity ceases.  

One of six points determining the direction of light rays emerging from and entering the eye.  

One of four fixed points in the pelvic inlet, the two iliopectineal eminences and the two sacroiliac joints.  

Pneumonia occurring in outpatients, often caused by infection with streptococcus, Haemophilus influenzae, Staphylococcus aureus, and atypical organisms such as Legionella species. Mortality is approximately 15% but depends on many host and pathogen features.  

An atypical pneumonia caused by Chlamydia species, characterized clinically by cough, low-grade fever, sore throat, and malaise. A chest x-ray taken during the illness is more likely to show diffuse lung involvement than a lobar pneumonia.  

One of the transverse folds of the mucosa and submucosa of the small intestine. Collectively they resemble accordion pleats, do not disappear with distention of the intestine, and increase the surface area for absorption.  

A capillary network located in each of the four ventricles of the brain (two lateral, the third, and the fourth) that produces cerebrospinal fluid by filtration and secretion.  

A network formed by the first four cervical spinal nerves. It innervates parts of the face, neck, shoulder, and chest, and gives rise to the phrenic nerve to the diaphragm.  

A sympathetic plexus lying near the origin of the celiac artery.  

The vascular plexus of a cavernous part of the body. The following are included: Of the nose: a venous plexus in the mucosa covering the superior and middle conchae. Of the penis: a nerve plexus at the base of the penis giving rise to large and small cavernous nerves. Of the clitoris: nerve plexus at…