Written by attorneys · grounded in primary & secondary sources — see below
2 senses
A relationship between persons arising by descent from a common ancestor. The relationship may be full blood when persons share both parents or half blood when persons share only one parent.
A bodily fluid drawn or tested to determine physical condition, intoxication, or genetic parentage. Courts may order production of blood samples when a party's physical condition is in controversy or when exigent circumstances justify a warrantless draw.
A relationship between persons arising by descent from a common ancestor. The relationship may be full blood when persons share both parents or half blood when persons share only one parent.
Brittany Bell offers a statement from her late aunt describing the declarant's own ancestry and relationship by blood to an heir. The aunt had no personal knowledge of the facts yet the statement is admitted because it concerns personal or family history.
Bernard Bass petitions for visitation with his niece after the parents' divorce. He qualifies as a nonparent with a substantial relationship because he is an individual with a familial relationship with the child by blood.
A bodily fluid drawn or tested to determine physical condition, intoxication, or genetic parentage. Courts may order production of blood samples when a party's physical condition is in controversy or when exigent circumstances justify a warrantless draw.
Bradley Banks sues after a workplace injury and places his physical condition in controversy. The court orders him to submit to a physical examination that includes blood group testing performed by a licensed examiner. The results help establish whether Banks shares blood characteristics relevant to causation.
Each sense below has its own examples, sources, and questions.
Bianca Baker offers a statement from a family associate describing another person's relationship by blood to the decedent. The declarant was intimately associated with the family so the information is likely accurate and is admitted.
A nonparent has a substantial relationship with the child if the nonparent is an individual with a familial relationship by blood and a significant emotional bond exists.
Bruce Baldwin calls police after hearing screams from a neighboring apartment. Officers see visible blood and disorder through the window and enter without a warrant under the emergency aid exception to render immediate aid.
Brian Bailey disputes paternity of a child. The court orders genetic testing performed in an AABB-accredited laboratory using a blood specimen from each party to calculate the relationship index.
A court may order a party whose physical condition including blood group is in controversy to submit to a physical examination by a suitably licensed examiner when good cause is shown.
Yes. Officers may enter without a warrant when visible injury, blood, and disorder would lead a reasonable officer to believe someone inside needs immediate aid.
Genetic testing must be performed in a laboratory accredited by the AABB or a successor and the specimen may consist of blood or other tissue.
…Chambers v. Florida , 309 U. S. 227, this Court has recognized that coercion can be mental as well as physical, and that the blood of the accused is not the only hallmark of an unconstitutional inquisition." Blackburn v. Alabama , 361 U. S. 199, 206 (1960). Interrogation still takes place in privacy. Privacy results…