Definition: A small container, often made of metal, used to carry and store collected plant specimens.

Example: The botanist carefully placed the flowers in the vasculum to preserve them for study.

Definition: To perform a surgical procedure that cuts the tubes that carry sperm, making a man unable to father children.

Example: The doctor will vasectomize him to prevent any future pregnancies.

Definition: A medical procedure in which the vas deferens is cut or blocked to prevent sperm from entering the semen, often used as a method of permanent birth control.

Example: After discussing their family plans, they decided that a vasectomy was the best option for him.

Definition: Having the shape or form of a container or tube.

Example: The vasiform structure of the plant allows it to transport nutrients efficiently.

Definition: Relating to substances that can cause blood vessels to either narrow or widen, affecting blood flow and pressure.

Example: Certain medications are vasoactive and can help manage blood pressure levels.

Definition: A substance or nerve that causes blood vessels to narrow, which can increase blood pressure.

Example: The doctor prescribed a vasoconstrictor to help manage the patient's blood pressure.

Definition: The process of widening or enlarging a blood vessel.

Example: During exercise, vasodilatation helps increase blood flow to the muscles.

Definition: The process of blood vessels becoming wider, which allows more blood to flow through them.

Example: During exercise, vasodilation helps increase blood flow to the muscles.

Definition: A substance or nerve that causes blood vessels to widen, which can help improve blood flow.

Example: Nitroglycerin is a common vasodilator used to treat heart conditions.

Definition: Related to the control of blood vessel size, either causing them to narrow or widen.

Example: The vasomotor response helps regulate blood flow during exercise.