Possible points for measuring the heart rate are: 1  The ventral aspect of the wrist on the side of the thumb (radial artery). 2  The ulnar artery. 3  The neck (carotid artery). 4  The inside of the elbow, or under the biceps muscle (brachial artery). 5  The groin (femoral artery). 6  Behind the medial malleolus on the feet (posterior tibial artery).
HIV is a member of the genus Lentivirus, part of the family Retroviridae. Lentiviruses have many morphologies and biological properties in common. Many species are infected by lentiviruses, which are characteristically responsible for long-duration illnesses with a long incubation period.
Taxonomic, or biological, classification divides all living organisms into seven categories. These categories are kingdom, phylum, class, order, family, genus and species. Hibiscus Rosa-sinensis names the genus (Hibiscus) and species of the plant (Rosa sinensis). The Hibiscus genus is of the family Malvaceae, which belongs to kingdom Plantae (plants), subkingdom Tracheobionta (vascular plants), superphylum Spermatophyta (seed plants), phylum Magnoliophyta (flowering plants), class Magnoliopsida (dicots), and order Malvales.