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.
Definitions: 1  HIV-Human Immunodeficiency Virus, the virus that causes AIDS. 2  AIDS-Acquired Immunodeficiency Syndrome, the condition that results from HIV infection. 3  AIDS is distinguished from HIV by the presence of an opportunistic infection or a T-cell count of 200 or less. AIDS-Acquired Immunodeficiency Syndrome, the condition that results from HIV infection. 2  AIDS is distinguished from HIV by the presence of an opportunistic infection or a T-cell count of 200 or less.