The Cardiovascular System: Blood Vessels and Blood Pressure

These flashcards cover key concepts, terms, and definitions related to the cardiovascular system, specifically focusing on blood vessels and blood pressure.

The conducting arteries are also known as __ arteries.

Elastic arteries.

The pressure exerted during ventricular contraction is called __ pressure.

Systolic pressure.

The __ of blood flow refers to the volume of blood flowing through a vessel, organ, or entire circulation in a given period.

Blood flow.

The driving pressure for blood flow to systemic tissues is known as __.

Mean Arterial Pressure (MAP).

Precapillary __ regulate blood flow into true capillaries.

sphincters.

Vasomotor center is located in the __.

medulla oblongata.

The __ is the lowest level of arterial pressure.

diastolic pressure.

The three sources of resistance include blood viscosity, total blood vessel length, and __.

blood vessel diameter.

Blood vessels are made up of a tunica intima, tunica media, and tunica __.

externa.

Homeostatic control of blood pressure requires cooperation of the heart, blood vessels, and __.

kidneys.

Norepinephrine (NE) and __ increase cardiac output and cause vasoconstriction.

epinephrine.

The return of blood back to the heart through veins is known as __ return.

venous.

The opposition to blood flow in a vessel is referred to as __.

resistance.

Arterioles are the smallest division of __.

arteries.

The baroreceptor-mediated reflex loop is critical for maintaining __ pressure.

blood.

Capillaries are the sight of __ exchange.

gas and nutrient.